Southwest Airlines operates 16 non-stop routes from Seattle (SEA), serving 1 country with an average sector length of 2,168 km. This is part of Southwest Airlines's 1961-route global network.
Non-stop destinations from Seattle on Southwest Airlines
| Destination | IATA | Country | Distance | Duration | Route |
|---|---|---|---|---|---|
| Baltimore | BWI | USA | 3,756 km | 5h 8m | Route ↗ |
| Nashville | BNA | USA | 3,182 km | 4h 27m | Route ↗ |
| Houston | HOU | USA | 3,046 km | 4h 20m | Route ↗ |
| Austin | AUS | USA | 2,847 km | 4h 13m | Route ↗ |
| Chicago | MDW | USA | 2,789 km | 3h 55m | Route ↗ |
| Saint Louis | STL | USA | 2,749 km | 3h 57m | Route ↗ |
| Dallas | DAL | USA | 2,686 km | 3h 55m | Route ↗ |
| Kansas City | MCI | USA | 2,395 km | 3h 33m | Route ↗ |
| Phoenix | PHX | USA | 1,780 km | 3h 1m | Route ↗ |
| San Diego | SAN | USA | 1,689 km | 2h 53m | Route ↗ |
| Denver | DEN | USA | 1,647 km | 2h 49m | Route ↗ |
| Long Beach | LGB | USA | 1,552 km | 2h 43m | Route ↗ |
| Las Vegas | LAS | USA | 1,393 km | 2h 38m | Route ↗ |
| San Jose | SJC | USA | 1,119 km | 2h 16m | Route ↗ |
| Oakland | OAK | USA | 1,081 km | 2h 14m | Route ↗ |
| Sacramento | SMF | USA | 973 km | 2h 0m | Route ↗ |
Destinations by country
Southwest Airlines from other airports
- Denver (DEN) — 95 routes
- Chicago (MDW) — 81 routes
- Nashville (BNA) — 79 routes
- Baltimore (BWI) — 79 routes
- Dallas (DAL) — 79 routes
Aircraft assignments
We are currently expanding per-airline aircraft data for every route. Until that ships, you can browse by aircraft type at /by-aircraft.
Frequently asked questions
How many destinations does Southwest Airlines serve from Seattle (SEA)?
Southwest Airlines flies to 16 non-stop destinations from Seattle (SEA), spanning 1 country.
What is the longest route Southwest Airlines flies from Seattle?
The longest non-stop route is SEA → BWI (Baltimore) at 3,756 km.
Which countries does Southwest Airlines fly to from Seattle?
Top destination countries: USA (16).
Does Southwest Airlines operate from other airports?
Yes — Southwest Airlines also operates from Denver (DEN), Chicago (MDW), Nashville (BNA), Baltimore (BWI), Dallas (DAL). Total network: 1961 routes across the carrier's footprint.