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United Airlines is a major American airline that offers online flight check-in and MileagePlus rewards program.
Find the latest travel deals on flights, hotels and rental cars. Book airline tickets and MileagePlus award tickets to worldwide destinations.
Book United Airlines cheap flights to 300+ destinations worldwide on our official site. Find our most popular flight deals and earn MileagePlus® miles.
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.
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.
Sign in to your MileagePlus account on the official website of United Airlines.
Select adults, seniors and children Select Travelers. You are only allowed to book corporate travel for yourself. Learn more. Unaccompanied minors. Traveling with children. For 10+ travelers: Request a bid.
Earn up to 1,250 award miles and get up to 35% off time and mileage charges. Enjoy discounts on over 4,500 flights to 300+ destinations. Some United deals also let you earn extra miles.
You can change your flight on united.com or the United app in four steps: Go to My Trips. Select “Change flight”. Select “Edit” to update your flight. Choose a new flight. You can also change your flight over the phone, but you might be charged a fee.