Flights From St. Louis (STL) to Puget Sound (SEA)

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Selected fares from St. Louis to Puget Sound

The cheapest prices found with in the last 7 days for return flights were CA $421 and CA $125 for one-way flights to Puget Sound for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon., Jun. 16 - Sat., Jun. 21
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
CA $421 Roundtrip, found 6 hours ago
CA $421
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Mon., Jun. 16 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sat., Jun. 21, priced at CA $421 found 6 hours ago
Alaska Airlines
Mon., Jun. 16 - Sat., Jun. 21
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
CA $460 Roundtrip, found 6 hours ago
CA $460
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Mon., Jun. 16 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sat., Jun. 21, priced at CA $460 found 6 hours ago
Alaska Airlines
Mon., Jun. 16 - Sat., Jun. 21
STL
Lambert-St. Louis Intl.
SEA
Seattle - Tacoma Intl.
CA $533 Roundtrip, found 6 hours ago
CA $533
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Mon., Jun. 16 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Sat., Jun. 21, priced at CA $533 found 6 hours ago