How to Dispute Airline Charges: A Complete Guide for 2026

When You Can Dispute Airline Charges

You have strong rights when it comes to disputing airline charges. The Department of Transportation requires airlines to provide refunds for canceled flights, significantly delayed flights, and significant changes to the itinerary. This applies to all flights to, from, and within the United States.

You can also dispute charges for services you did not receive, such as checked bag fees when your bag was lost, seat upgrade fees when the upgrade was not provided, or Wi-Fi charges when the service was unavailable.

Hidden or unexpected fees are another common ground for disputes. If an airline charged you for a service that was advertised as free, or added fees that were not disclosed at the time of booking, you have grounds for a dispute and potential refund.

Disputing Directly With the Airline

Start by contacting the airline directly. Most airlines have dedicated customer service channels for billing disputes. Submit your dispute in writing, including your confirmation number, the specific charges you are disputing, the reason for the dispute, and any supporting documentation.

Airlines typically have 30 days to respond to a refund request. If your request is denied, you can escalate by filing a complaint with the Department of Transportation. The DOT tracks airline complaints and uses them for enforcement actions.

Keep records of all communications with the airline, including dates, times, and the names of representatives you speak with. This documentation will be valuable if you need to escalate the dispute to your credit card company or a regulatory agency.

Disputing Through Your Credit Card

If the airline does not resolve your dispute, you can file a chargeback with your credit card company. Credit card chargebacks are governed by the Fair Credit Billing Act, which gives you strong protections for unauthorized or disputed charges.

To file a chargeback, contact your credit card issuer within 60 days of the statement date on which the charge appeared. Provide documentation of your dispute with the airline, including any correspondence and evidence that the service was not provided.

Credit card chargebacks are often more effective than disputing directly with the airline. The credit card company has significant leverage over the airline through their merchant agreement, and airlines generally respond promptly to chargeback requests.

Filing a DOT Complaint

If both the airline and your credit card company are unable to resolve your dispute, you can file a complaint with the Department of Transportation. The DOT Aviation Consumer Protection Division handles complaints about airline billing practices.

File your complaint online at the DOT website. Include all relevant details: the airline name, flight number, dates, amounts charged, and a description of the problem. The DOT will forward your complaint to the airline and request a response.

While the DOT cannot force an airline to refund your money, the complaint process often results in resolution. Airlines take DOT complaints seriously because they are tracked publicly and can affect the airline enforcement record.

Preventing Future Airline Billing Disputes

Always review your airline confirmation and receipt carefully before your trip. Check that the fare matches what you were quoted, that all fees are clearly disclosed, and that any promised services are documented.

Use a credit card that offers travel protections for airline purchases. Many premium credit cards provide trip delay insurance, baggage delay insurance, and purchase protection that can cover you if something goes wrong.

If you encounter a problem during your trip, document everything. Take photos, save receipts for any additional expenses, and get written confirmation from airline staff. This documentation will be invaluable if you need to file a dispute later.