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Cheap United Airlines flights

LHR
3 Aug — 10 Aug1
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 4 July 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£88

Most Popular Route

YVR to LAX

Shortest flight

0h 48m

Longest Flight

13h 45m
Flying from Los Angeles Los Angeles to San Francisco
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Flying from Vancouver Intl 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 4 July 2026.

Sun 1/1122:45
SCL
-
LHR
2 stops28h 35m
United Airlines
Tue 24/1112:05
LHR
-
SCL
1 stop23h 45m
United Airlines
Deal found £893
Sun 1/1122:45
SCL
-
LHR
1 stop32h 30m
United Airlines
Sat 14/1112:05
LHR
-
SCL
1 stop23h 45m
United Airlines
Deal found £894
Thu 19/1122:45
SCL
-
MAN
2 stops57h 45m
United Airlines
Mon 23/1106:00
MAN
-
SCL
2 stops29h 50m
United Airlines
Deal found £1,118

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 4 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
9,933 reviews
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Overview

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

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 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 Los Angeles Los Angeles to San Francisco, which is £88. This round-trip flight has 0 stops. For a one-way domestic United Airlines flight, the cheapest route is Atlanta Hartsfield-Jackson to Houston George Bush Intcntl (0 stops) for £44.

  • 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, -1 stop, -£138 per ticket United Airlines has international one-way flights available, but the cheapest is a flight from Tampa to Sao Paulo Guarulhos Intl for just £40. This flight has 1 stop.

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