Book United Airlines cheap flights to 300+ destinations worldwide on our official site. Find our most popular flight deals and earn MileagePlus® miles.

Find the latest travel deals on flights, hotels and rental cars. Book airline tickets and MileagePlus award tickets to worldwide destinations.

All the information you need on how to buy, change or upgrade your seat. You can choose a seat on most United- and United Express®-operated flights and in all cabins, except Basic Economy. Through My trips after buying your ticket. During check-in online or at a check-in kiosk. Through My trips after buying your ticket.

Check the status of your United Airlines flight by searching by route or flight number. Stay up to date with our flight status tools.

Check in for your United or United Express-operated flight, depending on where you are in your travel experience.

Find and book one-way flights with United Airlines on their official site. Choose your trip type, locations, dates, travelers, fare preferences, upgrades, and more.

See how to check in for flights, watch your flight's status, register for TSA PreCheck and more. Support with everything you'll need and want to do once you're off the plane. Update your account info, check on your award miles balance, help accessing your account and more. Request or check the status of a refund or get in touch with customer care.

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