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Cheap United Airlines flights

LHR
27 Jan — 3 Feb1
1 adult

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

Cheapest Route

£42

Most Popular Route

SAN to SFO

Shortest flight

0h 35m

Longest Flight

19h 24m
Flying from San Francisco to San Diego
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Flying from San Diego to San Francisco
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Flying from San Juan Luis Munoz Marin Intl to Saint Thomas Island Cyril E King
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Flying from Palm Springs to Winnipeg
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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 22 January 2025.

Mon 14/417:35BOS - MAN
2 stops42h 50mUnited Airlines
Thu 17/410:40MAN - BOS
1 stop12h 00mUnited Airlines
Deal found £522
Thu 20/216:15BOS - BHX
1 stop11h 10mUnited Airlines
Sat 1/306:00BHX - BOS
2 stops13h 58mUnited Airlines
Deal found £529
Wed 23/406:10BOS - EDI
1 stop20h 10mUnited Airlines
Fri 2/512:30EDI - BOS
1 stop30h 49mUnited Airlines
Deal found £611
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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 22 January 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
8,985 reviews
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Overview

Boarding

7.7

Food

6.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Frequently asked questions about United Airlines

  • What are the most popular United Airlines airports?

    The most popular airports for United Airlines are Newark, San Francisco, and Washington, D.C. Dulles Intl 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 £42. This round-trip flight has 0 stops. For a one-way domestic United Airlines flight, the cheapest route is San Francisco to Ontario (0 stops) for £24.

  • What is United Airlines’s cheapest international flight?

    The least expensive round-trip international United Airlines flight is: -Toronto Pearson Intl to Tampa, -1 stop, -£134 per ticket United Airlines has international one-way flights available, but the cheapest is a flight from Tampa to Toronto Pearson Intl for just £49. This flight has 1 stop.

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