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Cheap United Airlines flights

LHR
19 Aug — 26 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 20 July 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£87

Most Popular Route

YVR to LAX

Shortest flight

1h 01m

Longest Flight

16h 07m
Flying from San Francisco to San Diego
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Flying from Vancouver Intl to Los Angeles
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Flying from Washington, D.C. Dulles Intl to Clarksburg Benedum
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Flying from 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 20 July 2026.

Sun 29/1119:25
ATL
-
BHX
2 stops36h 10m
United Airlines
Wed 2/1206:10
BHX
-
ATL
1 stop13h 30m
United Airlines
Deal found £624
Sat 15/816:03
ATL
-
LHR
1 stop34h 42m
United Airlines
Tue 15/907:25
LHR
-
ATL
2 stops18h 55m
United Airlines
Deal found £646
Wed 26/818:20
ATL
-
GLA
1 stop10h 50m
United Airlines
Thu 3/914:00
GLA
-
ATL
1 stop13h 57m
United Airlines
Deal found £714

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 20 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

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

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 San Diego, which is £87. This round-trip flight has 0 stops. For a one-way domestic United Airlines flight, the cheapest route is Reno to San Francisco (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, -0 stops, -£106 per ticket United Airlines has international one-way flights available, but the cheapest is a flight from Los Angeles to Vancouver Intl for just £58. This flight has 1 stop.

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