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Cheap United Airlines flights

LHR
14 Nov — 21 Nov1
1 adult
1 adult, Economy

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 15 October 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£45

Most Popular Route

LAS to LAX

Shortest flight

0h 44m

Longest Flight

17h 02m
Flying from Las Vegas Harry Reid Intl to Los Angeles
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Flying from Las Vegas Harry Reid Intl to Los Angeles
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Flying from Denver Intl to Cheyenne
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Flying from Atlanta Hartsfield-Jackson 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 15 October 2025.

Sat 14/318:40BOS - LHR
1 stop21h 55mUnited Airlines
Mon 16/309:30LHR - BOS
2 stops14h 45mUnited Airlines
Deal found £361
Thu 6/1118:40BOS - LHR
1 stop31h 30mUnited Airlines
Sun 9/1106:50LHR - BOS
2 stops15h 26mUnited Airlines
Deal found £362
Wed 31/1209:30BOS - EDI
2 stops17h 25mUnited Airlines
Thu 15/109:25EDI - BOS
1 stop12h 49mUnited Airlines
Deal found £397

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 15 October 2025 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
8,976 reviews
Check prices
Overview

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6
Pros +
  • The flight arrived early and that was great (in 143 reviews)
  • Flight was quick and easy. (in 2447 reviews)
  • "Great nonstop, friendly crew." (in 2084 reviews)
Cons -
  • I will Never fly on them Again! (in 554 reviews)
  • Dinner time flight no food. (in 5027 reviews)
  • Have the middle seats vacant. (in 137 reviews)

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, Newark, 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 Las Vegas Harry Reid Intl to Los Angeles, which is £45. This round-trip flight has 0 stops. For a one-way domestic United Airlines flight, the cheapest route is Los Angeles to Las Vegas Harry Reid Intl (0 stops) for £25.

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