Cheap Southwest flights

LHR
15 Sep — 22 Sep1
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 10 September 2024. In the last 7 days, Cheapflights users made a total of 984,286 searches.

Cheapest Route

£71

Most Popular Route

SFO to LAX

Shortest flight

0h 55m

Longest Flight

13h 45m
Flying from Los Angeles to Sacramento Intl
Search Deals
Flying from San Francisco to Los Angeles
Search Deals
Flying from Lihue to Kahului
Search Deals
Flying from San Juan Luis Munoz Marin Intl to Miami
Search Deals

Southwest Reviews

Read reviews and feedback from other travellers about their experiences with Southwest sourced from user searches. These reviews were last updated on 10 September 2024 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 984,286 searches.
Southwest
8.1
Very Good
5,357 reviews
Check prices
Overview

Food

7.3

Crew

8.7

Boarding

8.3

Comfort

8.1

Entertainment

7.8

  • 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 Los Angeles to Sacramento Intl, which is £71. This round-trip flight has 0 stops. For a one-way domestic Southwest flight, the cheapest route is Las Vegas Harry Reid Intl to San Francisco (0 stops) for £35.

  • Are there Southwest flights from London Heathrow?

    No, there are no Southwest flights from London Heathrow. However, Southwest does fly from Portland on a weekly basis. You could also fly with Aeromexico from London Heathrow as an alternative travel solution.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Real-time Southwest flight tracker

Track Southwest flights in real-time using the flight tracker tool, providing live updates on flight schedules, departure, and arrival times.
Tue 9/10
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines