Seattle, WA to St. Louis, MO flights from £175

Flights starting at £175. Choose between Delta Air Lines, Alaska Airlines, or American Airlines to find the best price.

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Tips to know when travelling to St. Louis

2747 km
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Travelers usually depart from Seattle–Tacoma International, Seattle, WA - King Street Station, Seattle, WA - Greyhound Station, Seattle, WA - Ferry Terminal, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to St. Louis. Book your trip to arrive at St. Louis Lambert International, or St. Louis Union Station. The distance between Seattle and St. Louis is 2747 km. The most popular airlines for this route are Delta Air Lines, Alaska Airlines, American Airlines, Frontier Airlines, and United Airlines. Seattle and St. Louis have 401 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights4444444
Fly direct with

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Seattle to St. Louis

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo

St. Louis travel tips

1) Walk the bohemian neighborhood of St. Louis – South Grand

South Grand is a bohemian and well-maintained area. It is surrounded by the beautiful Tower Grove Park with many ethnic restaurants. After crossing the Mississippi, you will find yourself in a historical place – the Cahokia burial mounds, 15 km from modern St. Louis.

2) Louis is one of the most multicultural cities in the USA

There are a lot of immigrants and representatives of completely different nationalities in St. Louis. More than half of the population of this city are African American. In addition, St. Louis has the largest Bosnian community outside of Bosnia and Herzegovina.

3) Taste Bosnian cuisine at St. Louis restaurants

Saint Louis is home to the largest Bosnian community outside of Bosnia and Herzegovina. Don't miss the opportunity to sample some authentic Bosnian cuisine. Stop by Grbic Restaurant & Events for cevapi and sarma.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Seattle to St. Louis?
A one-way nonstop (direct) flight between Seattle and St. Louis takes around 3.8 hours.
What is the flight distance between Seattle and St. Louis?
The flight distance between Seattle and St. Louis is 2747 km.
What airlines offer nonstop (direct) flights between Seattle and St. Louis?
Several carriers operate flights between Seattle and St. Louis. Airlines offering nonstop (direct) flights include American Airlines, Alaska Airlines.
What are the most popular routes to and from Seattle?
Travelers frequently search for route combinations, such as Seattle and London, Las Vegas, Denver, Phoenix, Dublin, Melbourne, Orlando, Salt Lake City, San Jose, Vancouver, Manchester, Edinburgh, San Francisco, Philadelphia, Dallas, Washington, D.C., New York, Atlanta, Los Angeles, Rome.
What are the most popular routes to and from St. Louis?
Travelers frequently search for route combinations, such as St. Louis and London, Manchester, New York, Cebu, San Jose, Atlanta, Los Angeles, Orlando, Edinburgh, Houston, San Francisco, Phoenix, Portland, Denver, Dallas, Glasgow, Washington, D.C., Paris, Charlotte, Reykjavik.
Which airports are there in Seattle?
Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.
What airports are near Seattle?
The main airport in Seattle is Seattle–Tacoma International. It is also served by Portland International, Vancouver International, Bellingham International, Paine Field Everett, Abbotsford International, Yakima Air Terminal, Pangborn Memorial, Victoria Inner Harbour SPB, Vancouver Harbour Flight Centre.
What airports are near St. Louis?
The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, General Wayne A. Downing Peoria International, MidAmerica St. Louis, Central Illinois Regional, Abraham Lincoln Capital, Williamson County Regional, Evansville Regional, Quincy Regional, Waynesville-St. Robert Regional, University of Illinois Willard.
What buses and trains depart from Seattle?
A number of bus and train companies depart from Seattle, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and St. Louis?
What is Virtual Interlining and how do I use it?
Which airlines fly between Seattle and St. Louis?
When's the best time to travel between Seattle and St. Louis?
What flights operate between Seattle and St. Louis?
How many airports are there near Seattle?
How many airports are there near St. Louis?
Is it possible to reach Seattle by bus or train?
What time do nonstop (direct) flights between Seattle and St. Louis depart?
What time do nonstop (direct) flights between Seattle and St. Louis arrive?
What time do flights between Seattle and St. Louis depart?
What time do flights between Seattle and St. Louis arrive?

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