How much is a flight from Saint Louis to Seattle?

Depending on when you travel and how far in advance you book, fares between Saint Louis and Seattle can differ a lot.

Select your dates to check current offers.

Low-cost airlines offer competitive fares, but often add charges for extra services. Keep that in mind when planning your trip. Also, midweek departures may offer better deals than weekends.

Exploring all airports near Saint Louis and Seattle

Checking all the airports available in the area can give you more departure and arrival options for your trip.

• Airports in Saint Louis: Saint Louis - Lambert is currently the only one operating.
• Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.

Looking at expected traffic to the airport can help avoid surprises on departure day. On busy routes, flying from a quieter airport might also save you money.

Plan your journey from Saint Louis to Seattle with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.