Southwest Airlines WN

124 nonstop destinations · 14 countries

Main hubs: Denver (DEN) · Chicago (MDW) · Baltimore (BWI)

Cheap Southwest Airlines nonstop deals

Direct round-trips on Southwest Airlines below their typical price · updated continuously
Atlanta Tampa (TPA)
🔥 30%
Southwest
Jul 22 – Jul 25 · 3 nights
$117 typical $168
Fresno San Diego (SAN)
🔥 53%
Southwest
Aug 15 – Aug 22 · 7 nights
$117 typical $247
Nashville St Louis (STL)
🔥 45%
Southwest
Aug 15 – Aug 22 · 7 nights
$117 typical $213
Watch cheap Southwest Airlines deals The cheapest nonstop round-trips from Denver (DEN), where Southwest Airlines is based — free, weekly, no password.

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Where Southwest Airlines flies nonstop

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About Southwest Airlines

Southwest Airlines (WN) operates 1883 nonstop routes to 124 destinations across 14 countries, departing from 113 airports. Its busiest bases by nonstop route count are Denver (DEN), Chicago (MDW) and Baltimore (BWI). Updated 30 June 2026.

Frequently asked questions

Where does Southwest Airlines fly?

Southwest Airlines (WN) flies nonstop to 124 destinations in 14 countries, with the most routes from Denver (DEN), Chicago (MDW) and Baltimore (BWI).

How many destinations does Southwest Airlines fly to?

Southwest Airlines operates 1883 nonstop routes serving 124 destinations across 14 countries.

What are Southwest Airlines's main hubs?

Southwest Airlines's busiest airports by nonstop route count are Denver (DEN) (94 routes), Chicago (MDW) (81 routes) and Baltimore (BWI) (79 routes).

Southwest Airlines hubs: Denver (DEN) Chicago (MDW) Baltimore (BWI) Nashville (BNA) Dallas (DAL) Las Vegas (LAS)