How to cancel a flight with United?

Last updated on April 25, 2023

To cancel a flight with United Airlines, you must contact the United Customer Relations department. You can do this either by calling the customer relations number, for the United States that is 1-800-UNITED-1 (1-800-864-8331), or by logging onto their website,, and submitting a cancellation request online. You may also need to provide information such as your ticket payment method and any available refund. Additionally, if you booked through a third party, you may need to contact them to process your cancellation.

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