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Find out how to buy, change or update your tickets with United Airlines from different locations. See the service charges and contact options for ticket purchase or existing reservations.
Learn how to join the standby list and get an earlier flight at no cost. Find out how the list works, how to access it, and what to do if you get a new flight.
Contact United Customer Care team for compliments, questions or complaints. Fill out the online form or sign in to MileagePlus account to start a request.
Jan 11, 2024 · To call about an existing reservation, use the United customer service number 1-800-UNITED-1 (1-800-864-8331). For reservation assistance in the U.S. and Canada, call...