Cheap Flights from Seattle (SEA) to St. Louis (STL) start at $81 for one-way and $140 for round trip. Earn your airline miles on top of our rewards!

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Seattle to St. Louis. Discover the best prices and deals for you by selecting your travel dates. Only flying one-way? Below are some of the best one-way flight deals from Seattle to St. Louis found on KAYAK recently.

Searching for cheap flights from Seattle to Saint Louis? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today.

Flights from Seattle to St. Louis. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to St. Louis. Find the best flights fast, track prices,...

Cheap Flights from St. Louis (STL) to Seattle (SEA) start at $60 for one-way and $140 for round trip. Earn your airline miles on top of our rewards!

Are you searching for American Airlines flights from Seattle to Saint Louis? Find the best selections and fly in style.

Seattle (SEA) to Saint Louis (STL) flight schedule. The monthly calendar shows every direct flight departure from Seattle Tacoma International (SEA) with all airlines. Click on a date to see a list of flights or search for the best prices.

Each day, there are between 1 and 2 nonstop flights that take off from St. Louis and land in Seattle, with an average flight time of 4h 38m. The most common departure time is 7:00 am and most flights take off in the afternoon.

Jan 2, 2025 · Compare Seattle / Tacoma International to St Louis flight deals. Find the cheapest month or even day of the year to fly to St Louis. Book the best St Louis fare with no extra fees. Looking for a cheap last-minute deal or the best round-trip flight from Seattle / Tacoma International to St Louis?

5 days ago · All direct (non-stop) flights from Seattle / Tacoma to St. Louis. See airlines, aircrafts, flight time and distance, flight schedules and timetables.