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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Search for flights on United and more than 80 airlines. Find adult, senior, child and pet fares, and use money or miles to book. Apply promo codes and use certificates.

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

Oct 28, 2025 · Travel to and from certain airports might be impacted. View our Travel Alerts page for the most up-to-date information about your flight options.

Where does United fly? Use our interactive route map, select your trip type, and our budget filters on United Explore to find the perfect flight.

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.

Enjoy discounts on over 4,500 flights to 300+ destinations. Some United deals also let you earn extra miles.

Save big with United best flight deals from Boston (BOS). Fly from Boston in premium cabins with great Wi-Fi and in-flight entertainment.