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Cheap Southwest flights

JNB
Aug 8 — Aug 151
1 adult
1 adult, Economy, 0 bags

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 9 July 2026. In the last 7 days, Cheapflights users made a total of 594 507 searches.

Cheapest Route

R1 570

Most Popular Route

SAN to SFO

Shortest Flight

1h 05m

Longest Flight

9h 45m
Flying from Harlingen Valley Intl to Austin Bergstrom
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Flying from San Diego to San Francisco
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Flying from Austin Bergstrom to Harlingen Valley Intl
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Flying from Cleveland Hopkins Intl to Lambert-St Louis
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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 9 July 2026 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 594 507 searches.
Southwest
7,9
Good
4 248 reviews
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Overview

Comfort

8,0

Boarding

8,1

Entertainment

7,5

Food

7,0

Crew

8,6

Frequently asked questions about Southwest

  • What are the most popular Southwest airports?

    Based on flight volume data, Phoenix Sky Harbor Intl is the most popular airport that Southwest uses. Denver Intl and Dallas Love Field are the next two most visited by Southwest.

  • What is Southwest’s cheapest domestic flight?

    The cheapest round-trip flight with Southwest within the country is flying Harlingen Valley Intl to Austin Bergstrom. Expect to pay around R1 570 per ticket. This route tends to have 0 stops. The cheapest domestic one-way flight with Southwest that we could find is flying from Austin Bergstrom to Harlingen Valley Intl. This flight has 0 stops and costs about R785 per ticket.

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