Cheap Flights from Seattle (SEA) to St. Louis (STL) start at $90 for one-way and $184 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.

Find flights to St. Louis from $95. Fly from Seattle on Southwest, Delta, Frontier and more. Search for St. Louis flights on KAYAK now to find the best deal.

Alaska Airlines Flights from Seattle to Saint Louis. Home. Flights. To United States. Seattle to Saint Louis. Book now. Pay later. Spread the cost of your flight over low monthly payments. …

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 …

6 days ago · Explore the most affordable flight options available from Seattle to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, …

5 days ago · Flights from SEA to STL are operated 11 times a week, with an average of 2 flights per day. Departure times vary between 08:00 - 18:06. The earliest flight departs at 08:00, the …

Find United Airlines cheap flights from Seattle to Saint Louis. Enjoy a Seattle to Saint Louis modern flight experience in premium cabins with Wi-Fi.

Fly one-way from Seattle/Tacoma to St. Louis starting at $199. Bundle your Southwest Airlines® flight with a hotel or rental car booking and find even more savings.

With 16 direct flights a week between the two airports, Seattle-Tacoma International Airport (SEA) to Lambert-St. Louis International Airport (STL) is the most popular route. Alaska Airlines …