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Cheap Southwest flights

LHR
7 Jul — 14 Jul1
1 adult

Southwest information

Discover detailed information about Southwest flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 2 July 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£41

Most Popular Route

SJC to LAX

Shortest flight

0h 50m

Longest Flight

10h 15m
Flying from San Francisco to San Diego
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Flying from San Jose to Los Angeles
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Flying from Honolulu to Kahului
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Flying from Hartford Bradley Intl to Miami
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Southwest Reviews

Read reviews and feedback from other travellers about their experiences with Southwest sourced from user searches. These reviews were last updated on 2 July 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Southwest
8.0
Very Good
4,273 reviews
Check prices
Overview

Boarding

8.2

Food

7.0

Crew

8.6

Entertainment

7.6

Comfort

8.0
Pros +
  • "Amazing staff, great flight, early arrival." (in 554 reviews)
  • Really funny flight attendant. (in 563 reviews)
  • Flight was early and smooth. (in 547 reviews)
Cons -
  • Arrived ten minutes early! (in 42 reviews)
  • WiFi was terrible. (in 156 reviews)
  • A on time flight. (in 833 reviews)

Frequently asked questions about Southwest

  • What are the most popular Southwest airports?

    The most popular airports for Southwest are Denver Intl, Phoenix Sky Harbor Intl, and Dallas Love Field according to our data. Flights to or from any of these airports should be available via Southwest year-round.

  • What is Southwest’s cheapest domestic flight?

    The cheapest domestic Southwest flight is flying San Francisco to San Diego, which is £41. This round-trip flight has 0 stops. For a one-way domestic Southwest flight, the cheapest route is San Francisco to San Diego (0 stops) for £28.

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