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Cheap Flights from St Louis to Seattle - STL to SEA

Did You Know?

1,231 seats are available per week to fly direct from St Louis, MO to Seattle.
Only one airline operates between St Louis, MO and Seattle.
Alaska Airlines provides 100% of the nonstop flights from St Louis, MO to Seattle.
American Airlines has 490 connecting flights between St Louis, MO and Seattle.
1,231 seats are available per week to fly direct from St Louis, MO to Seattle.
Only one airline operates between St Louis, MO and Seattle.
The quickest nonstop flight from St Louis, MO to Seattle lasts 4:20.
100% of all flights from St Louis, MO to Seattle leave during evening hours.

Daily Non-stop Flight Schedules from Lambert International to Seattle - Tacoma (Sea-Tac)

Airline
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Earliest Flight
Latest Flight
Alaska
0
0
1
1
1
1
1
6:30 PM
6:30 PM

Cheap Domestic Flights from St Louis - STL

Flights
Airline
Lowest Price
United, Alaska, US Airways, Delta, American, Frontier
$273
American, US Airways, Frontier, AirTran, Delta, Alaska, United
$212
AirTran, Frontier, American, US Airways, United, Alaska, Delta
$273
Frontier, American, Delta, United, Alaska, US Airways, AirTran
$273
Frontier, American, Alaska, Delta
$373
Delta, Air Choice One, American, US Airways, United, Alaska
$172
United, Delta, American, Frontier
$213
AirTran, Frontier, United, Alaska, US Airways, American, Delta
$149
Alaska, Delta, United, American, Frontier, AirTran, US Airways
$273
Alaska, Delta
$350
United, Delta, American, AirTran, US Airways
$208

Cheap Domestic Flights to Seattle - SEA

Flights
Airline
Lowest Price
Alaska, United, American, Delta
$353
Alaska, United, Delta, American, US Airways
$353
American, US Airways, Delta, United
$353
American, Delta
$353
Frontier, American, Delta
$353
American, United
$353
American
$353
American, Alaska, Delta, United, US Airways
$353
United, Alaska, Delta, US Airways, American
$353
Frontier, Delta, American
$353
Delta, American, US Airways, United
$353
American, Delta
$353
American
$353
American, United
$353

Cheap International Flights from St Louis - STL

Flights
Airline
Lowest Price
US Airways, Alaska, Air Canada, United, Delta, American, WestJet
$412
United, Air Canada, Delta, Alaska, American, WestJet
$471

Cheap International Flights to Seattle - SEA

Flights
Airline
Lowest Price
United, Alaska, Delta, American
$513
Alaska, United, Delta, American
$458
Delta, United, US Airways, American
$404
Cheap Flights from St Louis to Seattle, from $255 Round trip from STL to SEA