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Southwest Airlines flights from Seattle to St Louis

Southwest Airlines flies Seattle to St Louis nonstop 3 times a week, departures from 06:30 to 13:35, 3h 50m in the air.

Flights from Seattle to St Louis

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Southwest Airlines on Seattle to St Louis at a glance

flights a week
3
days of operation
Sat
first and last departure
06:30 - 13:35
flight time
3h 50m - 9h 40m
aircraft
Boeing 737, Boeing 737-800

Southwest Airlines Seattle to St Louis schedule

3 flights a week. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 3519
Southwest Airlines
06:30 Seattle-Tacoma International
14:45 Lambert-St. Louis International, terminal 2
6h 15m
Sat
Boeing 737
WN 698
Southwest Airlines
11:45 Seattle-Tacoma International
20:05 Lambert-St. Louis International, terminal 2
6h 20m
Sat
Boeing 737-800
WN 1156
Southwest Airlines
13:35 Seattle-Tacoma International
01:15 Lambert-St. Louis International, terminal 2
9h 40m
Sat
Boeing 737

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 29 November.

FlightDepartsArrivesDurationDaysAircraft
WN 1530
Southwest Airlines
11:55 Seattle-Tacoma International
20:20 Lambert-St. Louis International, terminal 2
6h 25m
Seasonal
Boeing 737
WN 1320
Southwest Airlines
13:45 Seattle-Tacoma International
21:55 Lambert-St. Louis International, terminal 2
6h 10m
Seasonal
Boeing 737
WN 4381
Southwest Airlines
08:30 Seattle-Tacoma International
14:20 Lambert-St. Louis International, terminal 2
3h 50m
Seasonal
WN 5090
Southwest Airlines
07:30 Seattle-Tacoma International
13:20 Lambert-St. Louis International, terminal 2
3h 50m
Seasonal
Boeing 737
WN 5171
Southwest Airlines
13:25 Seattle-Tacoma International
19:15 Lambert-St. Louis International, terminal 2
3h 50m
Seasonal
Boeing 737
WN 4381
Southwest Airlines
09:25 Seattle-Tacoma International
15:15 Lambert-St. Louis International, terminal 2
3h 50m
Seasonal
WN 4381
Southwest Airlines
10:15 Seattle-Tacoma International
16:05 Lambert-St. Louis International, terminal 2
3h 50m
Seasonal

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

Other airlines flying Seattle to St Louis

Nonstop flights by the current schedule

Alaska Airlines All flights Seattle to St Louis

Frequently asked questions

How many Southwest Airlines flights are there from Seattle to St Louis?
3 nonstop flights a week, 8 flight numbers in the schedule: Sat.
How long is the Southwest Airlines flight from Seattle to St Louis?
From 3 hours 50 minutes to 9 hours 40 minutes nonstop, depending on the flight.
Which aircraft does Southwest Airlines fly from Seattle to St Louis?
Boeing 737 and Boeing 737-800.
Which terminals does Southwest Airlines use between Seattle and St Louis?
Southwest Airlines departs from Seattle-Tacoma International and arrives at Lambert-St. Louis International, terminal 2.