Understanding Your Rights When a Flight is Rescheduled
If your flight is rescheduled, you often have a right to a refund if the new schedule significantly disrupts your plans or if the change constitutes a cancellation by the airline. The specific rules depend heavily on the airline's contract of carriage, the fare rules of your ticket, and regulatory bodies in the region where you are flying. Generally, significant schedule changes allow passengers to opt out of the revised flight and request their money back.
- Significant flight reschedules may entitle you to a refund.
- Airline policies and passenger rights vary by region.
- Review the airline's contract of carriage for details.
- Contacting the airline directly is key to initiating the process.
A rescheduled flight can be a source of considerable stress, impacting onward travel, accommodation, and planned events. It's vital to know that airlines are not always obligated to provide compensation for minor schedule adjustments, but a substantial change typically triggers passenger rights. These rights are designed to protect consumers from unexpected disruptions that fundamentally alter the travel agreement you made when purchasing your ticket. Navigating these policies can seem complex, but by understanding the core principles and knowing where to look for information, you can effectively advocate for your entitlements.
The primary distinction often lies between a minor inconvenience and a major alteration to your travel. Minor changes, such as a shift of a few minutes or even an hour, might not qualify for a refund unless they cause a specific, provable loss. However, when an airline significantly alters the departure or arrival time, changes the route, or adds an unexpected stop, it fundamentally changes the service you agreed to purchase. In such scenarios, your ability to request a full refund becomes much stronger, especially if the new schedule no longer suits your needs or travel purpose.
This article will break down the circumstances under which a rescheduled flight can lead to a refund, outline the steps you should take, and explain how to navigate the process to prevent common errors.
What Constitutes a 'Rescheduled' Flight?
The term 'rescheduled flight' encompasses a range of changes an airline might make to its schedule. This can include a new departure or arrival time, a change in the flight number, a different aircraft type, or even a change in the departure or arrival airport, though that is less common and often treated as a cancellation/rebooking. The critical factor determining your refund eligibility is not merely that the flight time changed, but the extent and nature of that change.
Airlines typically set their own policies regarding what constitutes a 'significant' schedule change. For instance, a change of less than two hours might be considered minor, while a change of three, four, or more hours, or a change that results in a connection being missed, is often deemed significant. If the airline cancels the original flight and offers an alternative that is significantly different, this may also grant you the right to a refund.
It is essential to understand that an airline's obligation to offer a refund often hinges on the size of the schedule modification. If the change is minor and you still wish to travel, you may not be entitled to a refund, though you might have options to change your flight for free if the airline permits it. However, if the change is substantial, the airline is generally obligated to inform you promptly and offer you choices, one of which should be a full refund for the unused portion of your ticket.
Why Airlines Reschedule Flights
Airlines reschedule flights for a multitude of operational reasons. These are rarely arbitrary and are often a response to unforeseen circumstances or logistical challenges. Understanding these reasons can provide context, though it doesn't diminish your passenger rights. Common causes include:
- Operational Requirements: This is a broad category that can include issues like aircraft maintenance, crew availability, or air traffic control restrictions. A plane might need unexpected servicing, or a flight crew might exceed their legal duty hours, necessitating a schedule adjustment.
- Weather Conditions: Severe weather at the departure, arrival, or en route can lead to delays and subsequent reschedulings. This is particularly common during storm seasons or periods of fog.
- Demand Fluctuations: Airlines may consolidate flights or adjust schedules based on passenger load factors. If a flight is consistently underbooked, an airline might combine it with another flight to improve efficiency, leading to a reschedule for passengers booked on the original flight.
- Airport Congestion: Busy airports often have strict air traffic control slots. If an airline misses its allocated slot due to other delays, it might have to reschedule the flight for a later time.
- Logistical Issues: Problems with baggage handling systems, ground operations, or even late incoming aircraft can cascade into schedule changes.
While these reasons are practical from an airline's perspective, they can create significant disruptions for travelers. It is important to remember that regardless of the reason, if the change is substantial, your right to a refund usually remains intact.
The airline's contract of carriage, a legal document outlining the terms and conditions of the flight, is the foundational text for understanding your rights. This document details what constitutes a significant change and what remedies are available to passengers. While often overlooked by travelers, it is the most authoritative source for specific airline policies. You can usually find this document on the airline's website, often in the 'Legal', 'Terms & Conditions', or 'Customer Commitments' section. Familiarizing yourself with it, particularly the clauses related to schedule changes and cancellations, is a proactive step in preventing misunderstandings and ensuring you receive what you are entitled to.
When a flight is rescheduled, it's crucial to distinguish between a delay and a change in the fundamental timing of the flight. A delay implies the flight will depart later than originally scheduled. A reschedule often means the flight has been moved to a completely different departure time, potentially on a different day or with altered routing. The threshold for triggering refund rights often depends on how significantly this new timing impacts your original travel plans.
The airline's policy on what constitutes a 'significant' change is the primary determinant of your refund eligibility.
When Can You Get a Refund for a Rescheduled Flight?
The ability to get a refund when your flight is rescheduled hinges on two main factors: the magnitude of the schedule change and the governing regulations or airline policies. Airlines must offer a refund if the rescheduled flight constitutes a significant disruption to your travel plans and you choose not to accept the new itinerary.
Airlines are generally required to inform passengers of significant changes to their flight schedule in a timely manner. What constitutes 'significant' can vary, but it often refers to changes that alter the departure or arrival time by several hours, change the flight number substantially, add stops, or change the departure or arrival airport. For many airlines and regulatory bodies, a change exceeding 3-5 hours is commonly considered significant enough to warrant refund options.
If the airline offers you a new flight that is no longer suitable for your needs—perhaps it causes you to miss a connection, arrive too late for an event, or requires you to pay for an extra night's accommodation—you are typically within your rights to refuse the new flight and request a refund. This refund should cover the entire unused portion of your ticket, including any fees or ancillary services you paid for and did not use.
Defining a 'Significant' Schedule Change
Defining what constitutes a 'significant' schedule change is crucial for determining refund eligibility. While there isn't a universal, single definition applicable across all airlines and all jurisdictions, several common thresholds and criteria exist:
- Time Difference: Many regulators and airlines consider a change of 3 hours or more in departure or arrival time to be significant. Some may set this threshold lower or higher depending on the length of the flight or specific regional regulations.
- Change in Flight Number: A new flight number can indicate a more substantial re-assignment or consolidation, potentially qualifying as a significant change.
- Addition of Stops/Layover Changes: If the rescheduled flight introduces new stops or significantly alters the duration or timing of layovers, it can be considered a material change.
- Change of Airport: If the airline changes the departure or arrival airport, this is almost always considered a significant change and a strong basis for a refund, as it fundamentally alters the travel route.
- Missed Connections: If the rescheduled flight means you will miss a pre-booked, confirmed connection (especially if booked under a single ticket), this often triggers refund rights.
It is imperative to check the specific terms and conditions of your ticket and the airline's contract of carriage. These documents will often specify the airline's definition of a significant schedule change and the passenger's entitlements. For instance, if you booked a flight departing at 10:00 AM and it's rescheduled to 4:00 PM on the same day, this 6-hour difference is highly likely to be deemed significant by most carriers.
The crucial element is whether the rescheduled flight remains suitable for your original travel purpose.
Regulatory Protections for Passengers
Passenger rights concerning rescheduled flights are often enshrined in regulations, providing a safety net beyond airline policies. These regulations vary by region:
- In the United States: The Department of Transportation (DOT) mandates that airlines must offer a refund if they cancel a flight or make a significant schedule change and the passenger chooses not to accept the alternative offered. While the DOT does not define 'significant,' it generally defers to the airline's definition, but a cancellation or a change that is "material" is covered.
- In the European Union (EU Regulation 261/2004): If your flight is departing from an EU airport, or arriving in the EU on an EU-based airline, you are protected. If your flight is significantly delayed or cancelled (which includes substantial rescheduling), you are entitled to re-routing or a refund. A delay of 5 hours or more before departure typically allows you to cancel and claim a refund.
- In Canada (Air Passenger Protection Regulations): For flights to, from, or within Canada, if a flight is cancelled or rescheduled in a way that affects your booking, and the airline cannot offer you a rebooking that is acceptable, you are entitled to a refund. 'Large' airlines must offer refunds for cancellations or significant delays that are within their control.
- Other Regions: Many other countries have similar consumer protection laws for air travel. It is always advisable to check the specific regulations applicable to your flight path and the airline's country of origin.
These regulations often provide a baseline, meaning airlines cannot offer less than what the law requires. If an airline's policy seems less favorable than the regulations, the regulations usually take precedence. Always compare the airline's offer against the relevant passenger rights legislation for your journey.
If your flight is rescheduled by the airline, and the change is significant, you have the right to choose between accepting the new flight or receiving a full refund for the unused ticket. This is a fundamental consumer protection across most major aviation markets.
If the airline offers a voucher instead of a cash refund, you are not obligated to accept it if regulations or the airline's own policy entitle you to money back. Insist on a refund to your original form of payment.
Steps to Take When Your Flight is Rescheduled
When your flight is rescheduled, it's crucial to act promptly and methodically to secure the best outcome, whether that's accepting the new flight or obtaining a refund. The process involves understanding the change, communicating with the airline, and documenting everything.
1. Understand the Reschedule Notification
Most airlines will notify passengers via email or SMS about significant schedule changes. Carefully review this notification. It should clearly state the original flight details and the proposed new flight details, including the new departure/arrival times, date, and potentially the flight number or aircraft. Pay close attention to any deadlines provided for accepting the new flight or requesting alternatives.
If you do not receive notification, it's your responsibility to check your booking status periodically, especially in the days leading up to your flight. Airlines sometimes have outdated contact information, or emails can go to spam. Access your booking through the airline's website using your booking reference and passenger name.
Before contacting the airline, determine if the change meets the criteria for a 'significant' schedule change based on your research into the airline's policy and relevant regulations.
2. Evaluate the New Itinerary
Compare the rescheduled flight details against your original plan. Consider:
- Timing: Does the new departure/arrival time still work for your commitments at your destination?
- Connections: If you have connecting flights, does the new schedule allow you to make them?
- Purpose of Travel: Will the altered arrival time make your event, meeting, or onward travel impossible?
- Cost Implications: Will the change force you to incur extra costs, such as an additional hotel night or missed pre-paid transport?
If the new itinerary is unworkable or significantly less convenient, you have strong grounds to request a refund. If the change is minor and still works for you, you can choose to accept it.
3. Contact the Airline Directly
Reach out to the airline's customer service department. Be prepared for potentially long wait times, especially during periods of widespread disruption. Have your booking reference number, passenger names, and original flight details readily available.
When you speak with a representative, clearly state that your flight has been rescheduled and that the new times are not suitable for you. State your preference: either a rebooking on a flight that better suits your needs (if available) or a full refund.
When speaking with customer service, clearly state that the proposed change is a significant disruption and you are requesting a refund.
4. Document Everything
Keep records of all communications with the airline. This includes:
- Dates and times of phone calls.
- Names of the representatives you spoke with.
- Reference numbers for your calls or cases.
- Copies of all emails, letters, or chat transcripts.
- Screenshots of the original and rescheduled flight details.
This documentation is vital if there are disputes or if you need to escalate your claim to a regulatory body or through a chargeback process with your credit card company.
If the airline representative is unhelpful or denies your refund request despite clear grounds, politely but firmly refer them to the relevant passenger rights regulations and their own contract of carriage. If they still refuse, you will need to escalate your complaint through the airline's formal complaints procedure.
Understanding the process can empower you. By following these steps, you increase your chances of a successful refund request and avoid common pitfalls that can lead to frustration.
How to Request a Refund: A Practical Guide
Requesting a refund for a rescheduled flight requires a structured approach, focusing on clear communication and adherence to established procedures. The goal is to present your case effectively and ensure the airline processes your request accurately and promptly.
Initiating the Refund Request
The most direct way to request a refund is typically through the airline's official channels. This might involve:
- Online Form: Many airlines have a dedicated refund request form on their website, often found in the 'Manage My Booking' section or a 'Contact Us'/'Customer Service' area. This is often the preferred method as it automatically creates a record.
- Customer Service Phone Line: Calling the airline directly. While this can be slower due to wait times, it allows for immediate clarification and negotiation.
- Email or Written Correspondence: Sending a formal email or letter detailing your request. This provides a clear paper trail.
Regardless of the method, ensure you have your booking reference (PNR), passenger names, original flight details, and the rescheduled flight details ready. Clearly state that the flight was rescheduled, the change is unacceptable or significantly disruptive, and you are requesting a full refund according to your rights.
What to Include in Your Request
A well-crafted refund request should be concise yet comprehensive. Include:
- Your full name and contact information.
- Booking reference number.
- Flight numbers, dates, and routes for the original booking.
- Details of the rescheduled flight (new dates, times, flight numbers).
- A clear statement that the rescheduled flight is not suitable and you are requesting a refund.
- Reference to the specific airline policy or regulation (e.g., EU261, DOT regulations) that supports your claim, if known.
- A request for the refund to be processed to your original form of payment.
Your refund request should explicitly state the reason for refusal of the new flight and reference your right to a refund due to the significant schedule change.
If the airline offers a voucher or travel credit, you generally have the right to refuse it and insist on a monetary refund if the original ticket was purchased with money and the reschedule warrants a refund. Be firm on this point, as vouchers often come with restrictions or expiry dates.
Processing Times and Potential Issues
Refund processing times can vary significantly between airlines and can be longer during periods of high travel disruption. While some refunds are processed within days, others can take several weeks or even months. Airlines may also face backlogs, leading to delays.
Common issues you might encounter include:
- Airline Misinterpretation: The airline might deem the schedule change as 'minor' or argue it was due to 'extraordinary circumstances' (though this usually applies more to compensation than refunds for the ticket itself).
- Voucher Offers: As mentioned, airlines might push for vouchers over cash refunds.
- Difficulty Reaching Customer Service: Long wait times or unhelpful agents.
- Incomplete Refunds: Sometimes only the base fare is refunded, with taxes and fees excluded. This is incorrect; a full refund should include all monies paid for the unused ticket.
If you face persistent issues or unreasonable delays, you can escalate your complaint.
If you paid for the flight with a credit card, and the airline is refusing a refund or excessively delaying it, initiate a chargeback process with your credit card company. Provide them with all your documentation.
Escalation and Further Action
If your refund request is denied or unreasonably delayed, consider these escalation steps:
- Formal Complaint to the Airline: Follow the airline's official complaint procedure. This usually involves submitting a written complaint detailing the issue and desired resolution.
- Consumer Protection Agencies: File a complaint with the relevant government consumer protection agency (e.g., the Department of Transportation in the US, the national enforcement body for EU261 in Europe).
- Alternative Dispute Resolution (ADR): Some regions or airlines participate in ADR schemes, which can offer mediation or arbitration.
- Small Claims Court: As a last resort, you could consider legal action, though this is often time-consuming and may not be cost-effective for minor refund amounts.
Being informed about your rights and documenting every step will significantly strengthen your position during the refund request process.
Common Pitfalls and How to Avoid Them
Navigating flight reschedules and refund requests can be fraught with potential pitfalls. Many passengers encounter difficulties due to misunderstandings, lack of information, or simply by not following the correct procedures. Proactive awareness can help you avoid these common mistakes.
1. Not Understanding 'Significant Change'
The most common pitfall is not knowing what constitutes a 'significant' schedule change. Passengers might assume any change warrants a refund, when in reality, minor adjustments often do not. Relying on vague assumptions rather than checking the airline's contract of carriage or relevant regulations (like EU261) can lead to disappointment.
Avoid this by always verifying the airline's policy and applicable consumer laws for your specific route and ticket type.
2. Accepting Vouchers Without Consideration
Airlines often prefer to issue vouchers or travel credits instead of cash refunds, as this keeps the money within their business. While a voucher might be acceptable if you plan to rebook with the same airline soon, accepting one when you are entitled to a cash refund can be a mistake. Vouchers may have expiry dates, restrictions on use, or be devalued over time. If you are entitled to a cash refund, it's usually best to insist on it.
Avoid this by knowing your right to a cash refund and politely but firmly requesting it.
3. Missing Deadlines for Action
Airlines may impose deadlines for passengers to accept a rescheduled flight or request a refund. If you miss these deadlines, you might forfeit your right to a refund or be forced to accept the new itinerary. This is particularly common when airlines are proactive in re-routing passengers.
Avoid this by regularly checking your booking status and responding promptly to airline communications.
4. Not Documenting Communications
Lack of documentation is a major hurdle if disputes arise. Without records of notifications, conversations, and offers, it becomes difficult to prove your case to the airline, a regulatory body, or your credit card company.
Avoid this by keeping meticulous records of all interactions, including dates, times, names, reference numbers, and copies of all written communication.
5. Assuming All 'Reschedules' are Equal
Not all changes are treated the same. A flight rescheduled by 30 minutes might not trigger the same rights as one rescheduled by 6 hours. Furthermore, the reason for the reschedule can sometimes affect compensation eligibility (though usually not the right to a refund for the ticket itself if the change is significant). Be aware of the nuances.
Avoid this by understanding that the extent of the change and its impact on your travel are key factors, not just the fact that a change occurred.
By being informed and vigilant, you can navigate the complexities of flight reschedules with greater confidence and significantly improve your chances of a favorable resolution.
6. Relying Solely on Third-Party Bookings
If you booked through a third-party website (like Expedia, Orbitz, etc.), dealing with refunds can be more complicated. The airline's direct policies might be superseded by the third party's terms. Your initial point of contact for changes and refunds may need to be the booking agent, which can add an extra layer of bureaucracy and potential delay.
Avoid this by understanding that while the airline is ultimately responsible for the flight, the booking agent acts as an intermediary. Always check the terms of your booking agent and be prepared to liate between them and the airline if necessary.
When a flight is rescheduled, your primary goal is to ensure your travel plans remain viable or that you are appropriately compensated. Being aware of these common pitfalls can save you time, money, and considerable frustration.
What If the Airline Offers Rebooking Instead of a Refund?
Airlines are often keen to rebook passengers rather than issue refunds, as it retains revenue within their system. When your flight is rescheduled, the airline will typically present you with options, and rebooking is almost always the first one offered. You need to understand your rights and preferences in this situation.
Understanding Your Options
When an airline informs you of a significant schedule change, they are generally obligated to provide you with choices. These usually include:
- Accepting the New Flight: If the rescheduled time works for you, you can simply accept it and continue with your original travel plans.
- Rebooking on an Alternative Flight: The airline will offer to move you to another flight. This could be on the same day but at a different time, or it could be on a subsequent day. They may also offer flights on partner airlines.
- Requesting a Refund: If neither the new flight nor other rebooking options are suitable, you have the right to refuse the proposed changes and request a full refund for the unused portion of your ticket.
It's crucial to remember that the airline must offer a refund if the rescheduled flight is a significant change and you choose not to travel. This right is generally protected by regulations like EU261 and DOT rules, regardless of whether the airline prefers to rebook you.
The airline's offer to rebook you is not a substitute for your right to a refund if the proposed changes are unacceptable.
Evaluating Rebooking Offers
When considering a rebooking offer, critically assess if it truly meets your needs:
- Suitability: Does the new flight arrive at a practical time for your onward journey, accommodation check-in, or planned activities?
- Convenience: Does it involve significantly longer travel times, multiple extra stops, or inconvenient layovers?
- Cost Impact: Will accepting the rebooking result in unexpected costs, such as an extra hotel night or a missed pre-paid event?
- Travel Dates: If the new flight is significantly later, does it still align with your overall trip duration and commitments?
If the rebooking offer is problematic, do not hesitate to explore other options with the airline. You might be able to request a flight on a different day or even a different route, depending on the airline's flexibility and the severity of the original schedule disruption.
If the airline offers rebooking but the alternative is still not acceptable, you should reiterate your request for a refund. Be specific about why the rebooking options are not suitable for your travel plans.
If the airline offers rebooking on a partner airline, confirm that the booking is fully confirmed and that your original ticket details (like frequent flyer numbers) are correctly transferred.
When to Insist on a Refund
You should strongly consider insisting on a refund rather than accepting a rebooking in the following circumstances:
- Major Disruption to Plans: The rescheduled flight causes you to miss a critical event, meeting, or connection, rendering the trip pointless or significantly more expensive.
- Unsatisfactory Rebooking Options: The airline's offered alternatives are inconvenient, significantly longer, or involve unacceptable layovers.
- Change in Travel Needs: Your personal circumstances have changed, making the rescheduled travel dates or times impossible.
- Loss of Confidence: You have lost confidence in the airline's ability to deliver the service reliably due to multiple changes or poor communication.
- Entitlement to Full Refund: The schedule change is substantial according to the airline's policy or governing regulations, and you simply prefer your money back.
Remember, the choice between rebooking and a refund ultimately rests with you, provided the conditions for a refund are met. Do not feel pressured to accept an alternative that does not serve your needs.
What to Do if the Airline Refuses Your Refund Request
It can be incredibly frustrating when an airline denies your legitimate request for a refund after a flight reschedule. However, this is not necessarily the end of the road. There are established steps you can take to pursue your entitlement if you believe the refusal is unjustified.
Review the Airline's Response
First, carefully examine the airline's reason for denial. Did they claim the change was minor? Was it attributed to 'extraordinary circumstances' (which usually excuses compensation but not a refund for the ticket itself if the change is significant)? Understanding their justification is key to formulating your counter-argument.
If the airline's reasoning is based on a misinterpretation of their own policies or regulations, or if they are simply being uncooperative, you have grounds to push back.
If the airline's refusal contradicts their published policies or relevant passenger rights regulations, you have a strong basis to appeal.
Escalate Within the Airline
If the initial customer service representative denied your request, ask to speak with a supervisor or manager. If you are communicating via email or a web form, reply to their denial and request a formal review or escalation of your case.
When escalating, reiterate your case clearly and concisely. Attach all supporting documentation: your original booking, the reschedule notification, evidence of why the new flight is unsuitable, and any relevant clauses from the airline's contract of carriage or passenger rights regulations.
Formal Complaint to Regulatory Bodies
If internal escalation within the airline fails, the next step is to file a formal complaint with the relevant consumer protection or aviation authority. The specific body depends on your departure and arrival locations, as well as the airline's origin:
- United States: File a complaint with the Department of Transportation (DOT).
- European Union: Contact the National Enforcement Body (NEB) of the EU country where the flight was cancelled or delayed, or where it was due to depart from if it was an EU airline.
- United Kingdom: Contact the Civil Aviation Authority (CAA) or the approved Alternative Dispute Resolution (ADR) body if one is available.
- Canada: File a complaint with the Canadian Transportation Agency (CTA).
- Other Countries: Research the equivalent aviation or consumer protection authority for your specific flight route.
These agencies can investigate your complaint, mediate with the airline, or impose penalties if the airline is found to be in violation of regulations.
When filing a complaint, be factual and provide all documentation. Clearly state what resolution you are seeking (i.e., a full refund).
Utilize Credit Card Protections
If you paid for your ticket using a credit card, you may have additional recourse through your credit card company's chargeback process. If the airline failed to provide the service you paid for (or a suitable alternative) and is refusing a refund, you can dispute the charge.
To initiate a chargeback:
- Contact your credit card issuer.
- Explain that you did not receive the service paid for due to a significant schedule change and the airline refused a refund.
- Provide all supporting documentation (booking confirmation, reschedule notice, correspondence with the airline, etc.).
The credit card company will investigate. If they find in your favor, they will reverse the charge, effectively refunding you.
Keep all your documentation organized in one place; this is critical for any dispute resolution process, whether with the airline, a regulator, or your bank.
Consider Alternative Dispute Resolution (ADR)
Some airlines participate in ADR schemes. These are independent bodies that can help resolve disputes outside of court. Check if your airline or your local consumer protection agency offers or recommends an ADR service.
Pursuing a refund when an airline is resistant can be a lengthy process, but by systematically following these steps and staying persistent, you significantly increase your chances of a successful outcome.
Key Takeaways for Flight Reschedule Refunds
When your flight schedule changes, understanding your rights and acting decisively is paramount. The core principle is that significant disruptions generally entitle you to a refund if you choose not to travel on the revised itinerary. This right is backed by airline policies and, crucially, by consumer protection regulations worldwide.
Key actions to remember include meticulously documenting all communications, verifying the definition of a 'significant' schedule change according to both the airline and governing bodies, and being firm about your preference for a cash refund over vouchers if that is your entitlement.
The process might require patience and persistence, especially if you encounter resistance from the airline. However, by arming yourself with information about your passenger rights and following a clear, step-by-step approach, you can navigate these situations effectively and secure the refund you are due.
When a Refund is Typically Due:
- The airline significantly changes your flight's departure or arrival time (often 3+ hours).
- The flight is cancelled and the alternative offered is unsuitable.
- The airline adds stops or significantly alters layovers.
- The airline changes the departure or arrival airport.
- The reschedule causes you to miss a crucial connection.
Always confirm your specific rights based on the airline's contract of carriage and the regulations applicable to your flight.
By staying informed and prepared, you can confidently handle flight reschedules and ensure you receive the refund you are entitled to.