When an airline fails to deliver what you paid for, you are not being difficult by complaining. You are exercising your rights. Airlines are responsible for getting you to your destination, but also for doing so on time and with the services promised in your ticket.
When that doesn’t happen, a clear and well-written complaint letter can be the fastest way to secure a refund or other resolution. This sample complaint letter is designed to help you communicate your case clearly and increase your chances of getting a response from the airline.
Refund rules in the United States
In the United States, airline refunds are automatic based on the U.S. Department of Transportation rules.
If an airline cancels your flight or if it is significantly delayed, and you choose not to travel, the automatic refund should cover the full amount you paid, including baggage, seat, meal, and other add-ons.
Separate refund requests are usually only needed when a flight operates but a specific service is not delivered. So, if you paid for checked baggage, legroom, meals, wifi, or any other add-ons, but didn’t receive them on your flight, you will have to request a refund.
In short, flight cancellations and significant schedule changes trigger automatic refunds. For most other charges, passengers must take an extra step and ask.
Refund request letter template
Subject: Request for Refund – Flight [Flight Number] on [Date]
Dear Customer Relations Team,
I am writing to formally request a refund for my flight with your airline, booked under confirmation code (PNR) [Booking Reference].
My flight, [Flight Number], scheduled to travel from [Departure Airport] to [Arrival Airport] on [Date], was [cancelled / significantly delayed / subject to an involuntary denied boarding]. As a result, I did not take the flight and was unable to complete my journey as originally planned.
Under US Department of Transportation regulations, passengers are entitled to a refund of the unused portion of their ticket when a flight is cancelled or significantly delayed and the passenger chooses not to travel. This applies regardless of the fare type purchased.
Below are my booking details for reference:
Passenger name: [Full name as on ticket]
Flight number: [Flight number]
Date of travel: [Date]
Route: [From – To]
Booking reference (PNR): [Code]
Ticket number (if available): [Ticket number]
I am requesting a refund to the original form of payment for the unused portion of my ticket, including any taxes and mandatory fees paid.
Please confirm receipt of this request and advise on the expected timeline for processing the refund. If you require any additional information from me, I would be happy to provide it.
Thank you for your time and assistance. I look forward to your response.
Sincerely,
[Your full name]
[Email address]
[Phone number]
How AirAdvisor can handle your airline complaint
Sending a complaint letter is often the first step towards getting your money back. But, if you prefer a faster and more straightforward option, you can use AirAdvisor’s online compensation tool instead.
Once you enter your flight details, the claims process is fully automated. Our team handles everything on your behalf, including communication with the airline and follow-ups if needed. Also, the service is free to use, and it saves you the time and effort of dealing with airlines directly. Another key benefit is that we also check whether your case qualifies for compensation, not just a refund. In many situations, passengers are entitled to both, especially on international flights, depending on what went wrong and how the airline handled it.
Claim with AirAdvisor and get up to $650 compensationFind out how much you’re owed today.Check Your Flight
