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Cheap United Airlines flights

LHR
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

United Airlines information

Discover detailed information about United Airlines flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 17 August 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£73

Most Popular Route

SFO to LAX

Shortest flight

1h 03m

Longest Flight

11h 59m
Flying from San Francisco to Los Angeles
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Flying from San Francisco to Los Angeles
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Flying from Houston George Bush Intcntl to Austin Bergstrom
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Flying from Fort Lauderdale to Buffalo
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Cheapest United Airlines flights
Explore the most affordable United Airlines flight options available. Find the lowest fares based on data from user searches, with prices last updated on 17 August 2026.

Wed 7/1015:35 -
1 stop13h 25m
Fri 9/1008:40 -
1 stop16h 15m
Deal found £503
Wed 9/918:50 -
1 stop10h 10m
Thu 10/912:10 -
1 stop12h 45m
Deal found £504
Tue 15/920:31 -
1 stop30h 34m
Wed 23/909:00 -
1 stop31h 51m
Deal found £578

United Airlines Reviews

Read reviews and feedback from other travellers about their experiences with United Airlines sourced from user searches. These reviews were last updated on 17 August 2026 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 858,174 searches.
United Airlines
7.4
Good
10,000 reviews
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Overview

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.7

Frequently asked questions about United Airlines

  • What are the most popular United Airlines airports?

    The most popular airports for United Airlines are San Francisco, Denver Intl, and Los Angeles according to our data. Flights to or from any of these airports should be available via United Airlines year-round.

  • What is United Airlines’s cheapest domestic flight?

    The cheapest domestic United Airlines flight is flying San Francisco to Los Angeles, which is £73. This round-trip flight has 0 stops. For a one-way domestic United Airlines flight, the cheapest route is Las Vegas Harry Reid Intl to Los Angeles (0 stops) for £44.

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