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Cheap United Airlines flights

LHR
10 Jun — 17 Jun1
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 11 May 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£86

Most Popular Route

LAS to LAX

Shortest flight

0h 48m

Longest Flight

10h 56m
Flying from Washington, D.C. Dulles Intl to Lynchburg Preston-Glenn Field
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Flying from Las Vegas Harry Reid Intl to Los Angeles Los Angeles
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Flying from Denver Intl to Cheyenne
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Flying from Nashville Intl to Toronto Pearson 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 11 May 2026.

Thu 16/707:00
SGN
-
LHR
3 stops34h 55m
United Airlines
Mon 17/809:30
LHR
-
SGN
3 stops54h 35m
United Airlines
Deal found £5,600
Sat 15/807:00
SGN
-
LHR
3 stops43h 40m
United Airlines
Sun 23/818:00
LHR
-
SGN
3 stops46h 05m
United Airlines
Deal found £5,600
Sun 21/607:00
SGN
-
EDI
3 stops54h 20m
United Airlines
Sun 28/609:00
EDI
-
SGN
3 stops55h 05m
United Airlines
Deal found £7,422

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 11 May 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
9,694 reviews
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Overview

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Frequently asked questions about United Airlines

  • What are the most popular United Airlines airports?

    The most popular airports for United Airlines are Chicago O'Hare Intl, Los Angeles Los Angeles, and San Francisco 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 Washington, D.C. Dulles Intl to Lynchburg Preston-Glenn Field, which is £86. This round-trip flight has 0 stops. For a one-way domestic United Airlines flight, the cheapest route is Denver Intl to Cheyenne (0 stops) for £41.

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