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Southwest Airlines flights from St Louis to Seattle

Southwest Airlines flies St Louis to Seattle nonstop 1 time a week, 4h 25m in the air. Tickets from $240.

Flights from St Louis to Seattle

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Southwest Airlines on St Louis to Seattle at a glance

flights a week
1
days of operation
Sat
departure
05:50
flight time
4h 25m - 7h
aircraft
Boeing 737, Boeing 737-800
departure terminal
2
cheapest fare, 14 November
$240
cheapest fare on the route
$240

Southwest Airlines St Louis to Seattle schedule

1 flight a week. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 1412
Southwest Airlines
05:50 Lambert-St. Louis International, terminal 2
10:50 Seattle-Tacoma International
7h
Sat
Boeing 737

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 11 April.

FlightDepartsArrivesDurationDaysAircraft
WN 1417
Southwest Airlines
05:10 Lambert-St. Louis International, terminal 2
09:55 Seattle-Tacoma International
6h 45m
Seasonal
Boeing 737-800
WN 3964
Southwest Airlines
13:15 Lambert-St. Louis International, terminal 2
15:40 Seattle-Tacoma International
4h 25m
Seasonal
WN 2544
Southwest Airlines
10:20 Lambert-St. Louis International, terminal 2
12:45 Seattle-Tacoma International
4h 25m
Seasonal
Boeing 737
WN 4670
Southwest Airlines
21:45 Lambert-St. Louis International, terminal 2
00:10 Seattle-Tacoma International
4h 25m
Seasonal
WN 3964
Southwest Airlines
17:00 Lambert-St. Louis International, terminal 2
19:25 Seattle-Tacoma International
4h 25m
Seasonal
Boeing 737
WN 3818
Southwest Airlines
17:55 Lambert-St. Louis International, terminal 2
20:20 Seattle-Tacoma International
4h 25m
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season. Seattle is 2 hours behind St Louis.

Other airlines flying St Louis to Seattle

Nonstop flights by the current schedule

Alaska Airlines All flights St Louis to Seattle

Frequently asked questions

How many Southwest Airlines flights are there from St Louis to Seattle?
1 nonstop flight a week, 6 flight numbers in the schedule: Sat.
How long is the Southwest Airlines flight from St Louis to Seattle?
From 4 hours 25 minutes to 7 hours nonstop, depending on the flight.
Which aircraft does Southwest Airlines fly from St Louis to Seattle?
Boeing 737 and Boeing 737-800.
Which terminals does Southwest Airlines use between St Louis and Seattle?
Southwest Airlines departs from Lambert-St. Louis International, terminal 2 and arrives at Seattle-Tacoma International.
How much is a Southwest Airlines ticket from St Louis to Seattle?
The cheapest Southwest Airlines nonstop fare found recently is $240 for 14 November. The search shows the price for your date.