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.

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

From planning, to booking, to the day of travel, the United App has got you covered. Download the app to check-in your flight, manage your trip, view flight status, boarding pass, and more.

United Airlines Help Center provides FAQs and guidance on flights, refunds, credits, baggage policy, MileagePlus, seats/upgrades, and more.

Travel information and guidelines Use the information on this page to help you through your next trip.

Discover exclusive United Airlines promotions and offers to enhance your travel experience.

MileagePlus is the award-winning loyalty program of United Airlines. Join MileagePlus to earn miles you can redeem for flights, upgrades and more.