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Cheap United Airlines flights

LHR
26 Aug — 2 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 27 July 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

0h 49m

Longest Flight

15h 02m
Flying from San Francisco to Los Angeles Los Angeles
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Flying from San Francisco to Los Angeles Los Angeles
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Flying from Denver Intl to Cheyenne
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Flying from Los Angeles Los Angeles to Vancouver Intl
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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 27 July 2026.

Sun 23/812:00
AMS
-
LHR
1 stop19h 45m
United Airlines
Sun 30/810:25
LHR
-
AMS
1 stop19h 50m
United Airlines
Deal found £12,241
Mon 24/812:00
AMS
-
LHR
1 stop19h 45m
United Airlines
Mon 31/809:30
LHR
-
AMS
1 stop20h 45m
United Airlines
Deal found £12,244
Sat 22/812:00
AMS
-
LHR
1 stop19h 45m
United Airlines
Sat 29/810:25
LHR
-
AMS
1 stop19h 50m
United Airlines
Deal found £12,249

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 27 July 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
Check prices
Overview

Crew

8.1

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

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 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 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 Los Angeles (0 stops) for £37.

  • What is United Airlines’s cheapest international flight?

    The least expensive round-trip international United Airlines flight is: -Vancouver Intl to Los Angeles Los Angeles, -0 stops, -£113 per ticket United Airlines has international one-way flights available, but the cheapest is a flight from Fort Lauderdale to Toronto Pearson Intl for just £68. This flight has 1 stop.

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