Cheap flights from St Louis to Seattle, WA, United States (STL - SEA)

As a rule, buying flight tickets from St Louis to Seattle, WA expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from St Louis to Seattle, WA at the most favorable prices.

Out service helps you to find tickets from St Louis to Seattle, WA in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets St Louis - Seattle, WA at the best price!

We also recommend you to look through the prices for return tickets from Seattle, WA to St Louis.

Airfares found by our users in the past 24 hours

The cheapest flight from St Louis to Seattle, WA is $126 on Frontier Airlines, departing on 17.01.2024 and returning on 21.01.2024.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
Frontier Airlines17.01.202421.01.2024from $126

Average round-trip airfares from St Louis to Seattle, WA by months

MonthRound-Trip
March 2024(09.03.2024 - 15.03.2024) from $386
April 2024(03.04.2024 - 10.04.2024) from $194
May 2024(03.05.2024 - 05.05.2024) from $216
June 2024(26.06.2024 - 30.06.2024) from $313
July 2024(01.08.2024 - 27.08.2024) from $281
August 2024(23.08.2024 - 18.09.2024) from $194
September 2024(07.09.2024 - 10.09.2024) from $247
October 2024(13.10.2024 - 02.11.2024) from $197
November 2024(06.11.2024 - 07.11.2024) from $197
December 2024find now
January 2025find now
February 2025find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

Find Flights to Seattle, WA