Cheap flights from Seattle to St. Louis

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Travelers usually depart from Seattle–Tacoma International, Seattle, WA - King Street Station, Seattle, WA - Greyhound Station, Seattle, WA - Poly Clinic, or Seattle, WA - Harborview Med 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 WN, Delta Air Lines, American Airlines, United Airlines, and Alaska Airlines. Seattle and St. Louis have 241 direct flights per week.

Weekly flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights40394039-3647

Fly direct with

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 bookingAirport check-in closesOnline check-in available
WNSWAWNNoUnknownNo
Delta Air LinesDALDLYesUnknownNo
American AirlinesAALAAYesUnknownNo
United AirlinesUALUAYesUnknownNo
Alaska AirlinesASAASYesUnknownNo

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 Alaska Airlines.

What are the most popular routes to and from Seattle?

Travelers frequently search for route combinations, such as Seattle and Paris, London, Toulouse, Miami, Marseille, San Francisco, Nantes, Minneapolis, Barcelona, Austin, Geneva, Las Vegas, Orlando, Mexico City, Toronto, Bordeaux, Detroit, New York, Luxembourg City, Anchorage.

What are the most popular routes to and from St. Louis?

Travelers frequently search for route combinations, such as St. Louis and Paris, Bordeaux, Cancún, New York, Brussels, Pointe-à-Pitre, Geneva, London, Miami, Orlando, Washington, D.C., Boston, New Orleans, Osaka, Phoenix, Nice, Lyon, Marseille, Toulouse, Fort-de-France.

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, Pangborn Memorial, Yakima Air Terminal, Abbotsford International, Victoria Inner Harbour SPB, Vancouver Harbour Flight Centre, Friday Harbor Airport.

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, Waynesville-St. Robert Regional, Abraham Lincoln Capital, Central Illinois Regional, MidAmerica St. Louis, Evansville Regional, Quincy Regional, Columbia Regional, Williamson County Regional.

What buses and trains depart from Seattle?

A number of bus and train companies depart from Seattle, including Greyhound, Amtrak train.

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and St. Louis?

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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?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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