Book United flights (UA)

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Top Flight Deals

Prices were available within the past 7 days and start at $39 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Sep 11 - Mon, Sep 15
LAX
Los Angeles
LAS
Las Vegas
$77 Roundtrip, just found
$77
Roundtrip
just found
Select United flight, departing Thu, Sep 11 from Los Angeles to Las Vegas, returning Mon, Sep 15, priced at $77 just found
United
Fri, Sep 5 - Sun, Sep 14
LAX
Los Angeles
SFO
San Francisco
$120 Roundtrip, found 1 hour ago
$120
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Sep 5 from Los Angeles to San Francisco, returning Sun, Sep 14, priced at $120 found 1 hour ago
United
Mon, Nov 17 - Thu, Nov 20
LAX
Los Angeles
SFO
San Francisco
$123 Roundtrip, found 1 day ago
$123
Roundtrip
found 1 day ago
Select United flight, departing Mon, Nov 17 from Los Angeles to San Francisco, returning Thu, Nov 20, priced at $123 found 1 day ago
United
Sat, Jul 19 - Tue, Jul 22
LAX
Los Angeles
SFO
San Francisco
$125 Roundtrip, just found
$125
Roundtrip
just found
Select United flight, departing Sat, Jul 19 from Los Angeles to San Francisco, returning Tue, Jul 22, priced at $125 just found
United
Wed, Jul 23 - Sat, Jul 26
LAX
Los Angeles
SFO
San Francisco
$126 Roundtrip, just found
$126
Roundtrip
just found
Select United flight, departing Wed, Jul 23 from Los Angeles to San Francisco, returning Sat, Jul 26, priced at $126 just found

Trending United Flights

Prices were available within the past 7 days and start at $39 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Jul 2 - Fri, Jul 4
ORD
Chicago
LGA
New York
$96 Roundtrip, just found
$96
Roundtrip
just found
Select United flight, departing Wed, Jul 2 from Chicago to New York, returning Fri, Jul 4, priced at $96 just found
United
Mon, Sep 15 - Wed, Sep 24
BOS
Boston
EWR
New York
$122 Roundtrip, found 1 hour ago
$122
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Sep 15 from Boston to New York, returning Wed, Sep 24, priced at $122 found 1 hour ago

United Flights on Expedia.com

Search Expedia for the very best selection of United flights to whatever destination you're headed. United and Expedia have teamed up to provide you with great discount airfares and flexible departure and arrival times to make your trip a truly comfortable, affordable, and memorable experience. Fly with United today to see the difference.

United is a valued partner of Expedia, and we work together to provide you with all the tools you need to book your next United flight. From last-minute flights to flights planned ahead, United has a huge inventory of cheap flights to help you save even more. Fly with style and comfort with United, and rest assured that all your flight needs are taken care of, making your travel experience as good as it can be. All United flights offer expansive routes to your destination and provide you with flexible departure and arrival times giving you more selection than ever before. And by booking with Expedia, you have access to online tools to help you plan the best trip, from fare alerts, to calendar tools and more; use these to help book the best United flight you can find. If you need additional assistance, Expedia Customer Service Representatives are available 24 hours a day to help you with any questions when booking your United flights. United and Expedia are here to ensure you travel with the confidence that you have the best flight at the very best price.

Airline Information

Airline Name
United
Airline Code
UA
Top Destination
Denver, Fort Lauderdale, New York
Loyalty Programme
MileagePlus
Partners and Alliances
Star Alliance
Headquarters
Willis Tower, Chicago

Frequently asked questions

Which destinations does United Airlines fly to?
United Airlines serves around 331 destinations throughout Caribbean, Mexico and Central America, North America and lots more. When you want to discover cool cities such as Santa Fe or Reno, this sought-after airline will carry you there. Search United Airlines flight deals on Expedia and book a flight today.
Why fly with United Airlines?
Boasting a rewarding loyalty program, United Airlines is a popular choice with flyers. This carrier operates a fleet of 857 aircraft and is based out of Liberty Intl. Airport (EWR). Work out which destination you want to explore next and then look up the best United Airlines flight deals on Expedia.
What can I expect from a United Airlines flight?
With most United Airlines services offering refreshments and snacks, you and your stomach will be well looked after. Settle into your seat, order something tasty and then enjoy the journey. Wherever you're off to, Expedia will help you locate the best deals on United Airlines flights.
How can I get a cheap last-minute United Airlines flight on Expedia?
While you don't need to be as limber as an acrobat, being flexible is the key to saving cash. Having wiggle room with your travel itinerary will help you land cheap last-minute United Airlines flight deals. To see what top offers are available, browse through our great last minute flights deals on Expedia. Or type in your desired dates and compare the lowest prices on United Airlines fares for your impulsive getaway.
Can I fly from the US on United Airlines?
United Airlines operates direct flights from prime US cities like Myrtle Beach and Missoula to San Luis Potosi, Mississauga and many other popular destinations. Wherever you're jetting from or to, Expedia will help you find excellent deals on United First, United Polaris, economy plus and basic economy plane tickets with this airline. United Airlines belongs to the Star Alliance, which means you can accrue points with other carriers and get to even more of the world.
How can Expedia help with my United Airlines booking?
We've got you covered each step of the way, from helping you snap up epic deals to helping you pinpoint the right baggage carousel. Secure your cheap United Airlines flights with Expedia using our free app. Check in for your trip, confirm your flight status and easily manage your booking with this all-in-one travel companion. The Expedia App will also give you real-time alerts about any flight delays and gate changes, and even which carousel to collect your bags from.
Can I earn and redeem miles with my United Airlines flight?
There's more than one way to accumulate points when you secure your airline tickets with Expedia. If you're part of the United Airlines popular rewards program, United Mileage Plus, enter your membership number at the final stages of booking to determine your flight's eligibility. Renting a car, booking hotels and flying with the airline are other ways to collect points through United Mileage Plus. Join Expedia Rewards and earn and redeem even more points on flights, activities, stays and more.
What is United Airlines's checked-in luggage allowance?
With international United Airlines tickets, you'll get at least 1 checked-in bag. Size and weight limits can vary based on a range of factors. However as a general guide, your checked luggage should have maximum dimensions (length + width + height) of 61 inches total. The total weight can not exceed 50 lb per bag. These specifications depend on the cabin class you're in as well as the size of the aircraft, so be sure to refer to your United Airlines itinerary or speak with United Airlines customer service for further assistance.
Does United Airlines fly internationally?
Journey with United Airlines and cross Mexico, Canada, United States of America, Dominican Republic and other awesome countries off you must-do list. United Airlines is based in Newark and is a part of Star Alliance. This airline partnership allows United Airlines to fly passengers to more global destinations through a broad network of convenient flight connections. Whether your next vacation spot is a major metropolis or a remote corner of nature, you'll get the best United Airlines flight deals on Expedia.
How can I check in for United Airlines flights?
It's easy to check in online for your flight using the United Airlines website. From there, you can reserve your seat and view the details of your booking. For most domestic and international flights, you'll be able to check in from 1 day to 1 hour before departure time. Some overseas journeys may require that you check in at the airline check-in counter, so be sure to review the rules that apply to your trip.
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