Cancelled flight? A voucher is optional, not your only choice.
If an airline cancels your flight and you do not accept rebooking or travel credit, DOT rules entitle you to an automatic refund to your original payment method. Build a clean record if the refund does not arrive.
When a cancelled flight refund is strongest
The cleanest case is simple: the airline cancelled, you did not travel, and you did not affirmatively accept a voucher or replacement itinerary.
If the airline cancels your flight and you do not accept rebooking, travel credits, or a voucher, DOT rules support a cash refund to your original form of payment.
If the airline significantly changes your itinerary and you choose not to travel, refund rights may also apply. DOT defines significant changes to include more than 3 hours for domestic flights or more than 6 hours for international flights.
Airlines must issue refunds within 7 business days for credit card purchases and 20 calendar days for cash, check, or other payment methods.
A voucher is optional. The airline cannot substitute a travel credit for a cash refund unless you affirmatively choose that alternative.
The common mistake
Clicking “accept credit” can weaken your refund position. If you want money back, say that clearly before accepting any alternate option.
What to include before filing a DOT complaint
DOT complaints work better when they read like a clean record, not a diary entry. Include the facts, dates, evidence, and exact remedy requested.
- Original booking confirmation and ticket receipt
- Cancellation notice or app/email screenshot showing the flight was cancelled
- Any rebooking, voucher, or credit offer you declined or did not accept
- Refund request date, confirmation number, and airline response
- Receipts for unused add-ons such as seats, bags, or Wi-Fi if those services were not provided
Refund escalation path
Check for the automatic refund first
Airlines must provide an automatic refund when they cancel or significantly change a flight and you do not accept the changed flight, rebooking, a voucher, or other compensation. If it does not arrive, use the airline refund or complaint channel and request the original form of payment.
Use DOT language, not emotional language
Say “cash refund to my original form of payment,” “cancelled flight,” “I did not accept alternate transportation,” and “DOT refund rule.” Avoid long rants. Bureaucracy loves rants because they are easy to ignore.
Escalate if the deadline passes
If the airline misses the 7-business-day or 20-calendar-day refund deadline, file a DOT complaint and attach the same evidence. DOT forwards complaints to the company and requires the airline to respond.
Cancelled flight refund FAQ
Can an airline give me a voucher instead of a refund for a cancelled flight?
Only if you choose to accept it. If the airline cancelled your flight and you did not accept alternate transportation or travel credit, DOT rules support a cash refund to the original form of payment.
Should I file a DOT complaint right away?
Usually, contact the airline first and keep proof of your request. If the airline refuses, pushes a voucher, or misses the refund deadline, then a DOT complaint is the right escalation path.
What if I accepted the replacement flight?
If you accepted and took the replacement itinerary, a full ticket refund is usually weaker. You may still ask for reimbursement of documented expenses or a goodwill credit, depending on the facts.
Is this legal advice?
No. SupportNav provides policy-aware complaint help and public DOT guidance, not legal advice or guaranteed compensation.
Source: U.S. Department of Transportation, Refunds guidance, last updated November 7, 2025. SupportNav last reviewed this page July 20, 2026.