Alaska
Oneworld
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United States
Lambert-Saint Louis International Airport
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United States
Seattle–Tacoma International Airport
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Scan through all non-stop flights from St. Louis to Seattle / Tacoma. The full flight schedule below gives an overview of all non-stop flights from STL to SEA, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
In total there are 2 airlines operating nonstop flights from St. Louis STL to Seattle / Tacoma SEA. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their STL SEA flight schedule.
Flights from STL to SEA are operated 7 times a week, with an average of 1 flight per day. Departure times vary between 07:00 - 19:41. The earliest flight departs at 07:00, the last flight departs at 19:41. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from St. Louis to Seattle / Tacoma takes 4 hours and 28 minutes. The flight distance between St. Louis and Seattle / Tacoma is 1,704 miles (or 2,742 km).
There are 3 airports in Seattle / Tacoma: Seattle–Tacoma International Airport (SEA), Boeing Field/King County Internat (BFI) and Kenmore Air Harbor Seaplane Base (FAA: W55) (LKE).
There are 7 flights per week flying from St. Louis to Seattle / Tacoma (as of April 2024).
4 hours and 28 minutes is the average flight time from St. Louis to Seattle / Tacoma.
The distance from St. Louis to Seattle / Tacoma is 1,704 miles (2,742 kilometers).
Alaska and Southwest Airlines are flying nonstop from St. Louis to Seattle / Tacoma.
Oneworld is currently the only alliance flying nonstop from St. Louis to Seattle / Tacoma.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from St. Louis to Seattle / Tacoma:
The earliest flight departs at 07:00 from St. Louis and arrives at 09:20 at Seattle / Tacoma.
The latest flight departs at 19:41 from St. Louis and arrives at 22:00 at Seattle / Tacoma.
1,704 miles (2,742 km) · 4h 28m
07:00
09:20
Alaska
Oneworld
AS 473
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
07:00
09:20
Alaska
Oneworld
AS 473
Alaska
Boeing 737 MAX 9
Y
W
J
F
07:00
09:20
Alaska
Oneworld
AS 473
Alaska
Boeing 737-900
Y
W
J
F
07:00
09:20
Alaska
Oneworld
AS 473
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
07:00
09:20
Alaska
Oneworld
AS 473
Alaska
Boeing 737 MAX 9
Y
W
J
F
14:35
17:00
Alaska
Oneworld
AS 388
Alaska
Boeing 737-900 (winglets)
Y
W
J
F
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