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Cheap Southwest flights

LHR
24 Sep — 1 Oct1
1 adult
1 adult, Economy, 0 bags

Southwest information

Cheapest Route

£71

Most Popular Route

SFO to LAX

Shortest flight

1h 10m

Longest Flight

12h 05m
Flying from San Diego to Las Vegas Harry Reid Intl
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Flying from San Francisco to Los Angeles Los Angeles
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Flying from Nashville Intl to Atlanta Hartsfield-Jackson
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Flying from San Francisco to Ontario
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Southwest Reviews

Southwest
8.0
Very Good
4,204 reviews
Check prices
Overview

Crew

8.6

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Frequently asked questions about Southwest

  • What are the most popular Southwest airports?

    The most popular airports for Southwest are Phoenix Sky Harbor Intl, Denver Intl, and Orlando 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 Diego to Las Vegas Harry Reid Intl, which is £71. This round-trip flight has 0 stops. For a one-way domestic Southwest flight, the cheapest route is Santa Rosa Sonoma County to San Diego (0 stops) for £36.

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