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You can change or update existing reservations in the My trips section of united.com or the United app. There’s no service charge to get help from our Customer Contact Center by phone if you have an existing reservation, but your representative will inform you of any change fees that may apply.
- Central America and South America
United Airlines - Airline Tickets, Travel Deals and Flights...
- Europe
If you do not see your country listed, call our main English...
- U.S. and Canada
U.S. and Canada reservations contact information. For...
- MileagePlus Service Center
Welcome to CoBrowse united.com! During a phone conversation...
- Traveling with Special Needs
Welcome to CoBrowse united.com! During a phone conversation...
- Baggage Info
Find information on traveling with checked or carry-on bags,...
- UAL
United Airlines is a major American airline that offers...
- Central America and South America
If you do not see your country listed, call our main English language number, 1-800-UNITED-1 (1-800-864-8331). We also have reservation numbers in other languages. Customers who use TDD or TTY devices should call 1-800-323-0170.
United Airlines is a major American airline that offers online flight check-in and MileagePlus rewards program.
Help with trips. See how to check in for flights, watch your flight's status, register for TSA PreCheck and more. TSA PreChecklink opens in new window. Get through security faster with a Known Traveler Numbers. Global Entrylink opens in new window.
U.S. and Canada reservations contact information. For ticketing, reservations or ticket changes, contact us using the information below. We suggest visiting the Flight Search and Manage Reservations sections before contacting us, as you may be able to book or change your reservation on united.com.
Find the latest travel deals on flights, hotels and rental cars. Book airline tickets and MileagePlus award tickets to worldwide destinations.
Search united.com, the official website of United Airlines. Use our internal site search tool to find pages on our website. Find frequently asked questions to make flying easier.