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United Airlines delayed your flight? Here’s what to do

Alex Chen
Alex Chen
Updated August 17, 2026 · 3 min read

Summary: United’s customer service plan promises meal vouchers for controllable delays over 3 hours and hotel accommodation for controllable overnight delays; the app shows whether the delay was controllable. For a significant United Airlines delay you can often recover meal, hotel, and rebooking costs — and a refund if you choose not to travel.

Why United Airlines delayed your flight

  • A controllable delay (crew, maintenance, or scheduling) under the airline’s control.
  • An overnight delay requiring meals and lodging.
  • A delay long enough that you no longer wish to travel.

Calling United Airlines: what to expect

United Airlines’s line is 1-800-864-8331; reservations and customer care are staffed around the clock; MileagePlus Premier members have priority lines.

To reach a person: say "existing reservation" or "refund" when asked why you are calling, then read your confirmation number when prompted, then say "agent" if you are offered a callback or a text link instead. Menus change — if yours does not match, say "representative" at any prompt.

Self-service runs through united.com / United app (https://www.united.com); and you may see these names on your paperwork: MileagePlus, United app, Premier status.

Step by step: what to do

  1. Keep every receipt for meals, lodging, and ground transport caused by the delay.
  2. Call United Airlines at 1-800-864-8331 (say "existing reservation" or "refund" when asked why you are calling, then read your confirmation number when prompted, then say "agent" if you are offered a callback or a text link instead) and ask what its customer-service commitments cover for controllable delays.
  3. Request reimbursement or rebooking, and a refund if you choose not to fly.
  4. If denied, file a DOT complaint and dispute relevant charges.

Common mistakes to avoid

  • Throwing away receipts you could have been reimbursed for.
  • Not checking the airline’s published commitments for controllable delays.

What to say when you call United Airlines

  • My flight was delayed and I’m requesting reimbursement for the costs it caused.
  • Please confirm what your controllable-delay commitments cover for me.

United Airlines-specific things to know

  • United’s customer service plan promises meal vouchers for controllable delays over 3 hours and hotel accommodation for controllable overnight delays; the app shows whether the delay was controllable.
  • United sometimes pushes electronic travel certificates or miles as goodwill after a long delay; ask through the Help Center if nothing was offered.
  • United has a dedicated refunds page (united.com/refunds) where you can request a refund and check its status without calling.
  • United’s 24-hour flexible booking lets you cancel within a day of booking for a full refund, as long as you booked at least a week out.
  • United’s customer service plan and its "Basic Economy" restrictions are separate documents; the refund right for United-caused cancellations applies to both.
  • The United app is usually the fastest way to rebook during a disruption and shows the reason for a delay, which matters for compensation.

Know your rights

When an airline cancels or significantly changes your flight, DOT rules entitle you to a cash refund to your original form of payment — not just a travel credit — if you choose not to rebook.

Regulator: the U.S. Department of Transportation (DOT). If the airline stalls, file a complaint with the DOT Office of Aviation Consumer Protection and dispute the charge with your card issuer.

If United Airlines will not move, the escalation paths that carry weight:

  • Submit a customer care case through the "Help Center" on united.com to get a written response with a case number.
  • File a complaint with the DOT Office of Aviation Consumer Protection.
  • Dispute the charge with your card issuer if a refund owed under DOT rules has not arrived within 7 business days.

Don’t want to make the call?

Karen calls United Airlines at 1-800-864-8331, handles the hold and the script, and reports back exactly what happened.

If Karen is ever missing information she needs — or the rep asks to verify your identity — she’ll add you to the call for a quick warm handoff so you can take over, then step back out.

Have Karen make the call

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Frequently asked questions

Does United Airlines owe me money for a delay?

For delays within its control, United Airlines typically commits to meals, overnight lodging, and rebooking. If the delay makes you cancel, you are entitled to a refund.

Where do I request a United refund?

At united.com/refunds — you enter your confirmation number and can track the status there afterwards.

Does United’s 24-hour rule help me?

If you booked at least a week before departure, you can cancel within 24 hours of booking for a full refund. It does not apply to changes United makes later, which have their own refund right.

How do I reach a United agent quickly?

Say "agent" to the phone system, or use the chat option in the United app; Premier members should call their status line.

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Karen AI is not affiliated with, endorsed by, or sponsored by United Airlines. All trademarks belong to their respective owners. This page is general information, not legal advice.