Cheap flights from Saint Louis to Seattle
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Travel tip: Don't miss to visit Waterfall Park in the heart of old Seattle.Check our current prices for flights from Saint Louis to Seattle. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Saint Louis to Seattle, you will need to run a search below.
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Cheap Seattle airfares from $255/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/08/2023, 07:20 am from St. Louis Intl (STL) airport and arrives at Seattle/tacoma Sea/tac (SEA) at 12:05 pm. The flight time is 4 hours and 45 minutes. The Returning flight departes on 04/19/2023, 06:52 pm (other return dates are also available). Date posted: 08 Mar 2023
Price evolution for flights From Saint Louis To Seattle

Recent Deals on Flights from Saint Louis to Seattle:Roundtrip / Oneway
- $255
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 04/08/2023 07:20 am Seattle, WA (SEA) Saint Louis, MO (STL) 04/19/2023 06:52 pm - $273
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 04/08/2023 07:20 am Seattle, WA (SEA) Saint Louis, MO (STL) 04/19/2023 06:41 pm - $509
Spirit Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 05/14/2023 07:30 am Seattle, WA (SEA) Saint Louis, MO (STL) 05/28/2023 06:54 pm - $537
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 05/14/2023 07:30 am Seattle, WA (SEA) Saint Louis, MO (STL) 05/28/2023 12:32 am - $80
Spirit Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 05/17/2023 07:30 am - $90
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 04/18/2023 08:38 pm - $238
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 04/18/2023 07:20 am - $309
Alaska Airlines
cheapoair.com check priceFrom To Departure Time Saint Louis, MO (STL) Seattle, WA (SEA) 05/17/2023 07:00 am
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Know what to do when flying to Seattle?
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