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Seattle to St Louis Flights

Flight only Hotel only Flight + Hotel

Flight type

Round-trip One-way
Age of children at time of trip

We will search for applicable airfare discounts. Must have 1 adult for each infant in lap

Selected fares from Seattle to St Louis

Departure Arrival Travel dates Round-trip
SEA STL Wed, Oct 8 - Tue, Oct 14 $294
SEA STL Wed, Sep 10 - Tue, Sep 16 $294
SEA STL Thu, Sep 4 - Tue, Sep 9 $309
SEA STL Wed, Oct 8 - Tue, Oct 14 $324
SEA STL Wed, Sep 10 - Tue, Sep 16 $329
SEA STL Wed, Sep 10 - Tue, Sep 16 $334

Seattle and St Louis airports and terminals

Airports in Seattle WA, US
map of airports in Seattle
  • 1

    SeaTac Airport (SEA)

    Distance from City Center: 10.9 miles

    Carriers for flights from SEA to STL

    Carriers
    Alaska Airlines
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Airports in St Louis MO, US
map of airports in St Louis
  • 1

    St Louis Airport (STL)

    Distance from City Center: 12.5 miles

    Terminals and carriers for flights from SEA to STL

    Terminal Carriers
    Terminal 1 Alaska Airlines
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Cheap flights from Seattle to St Louis

Sun Mon Tue Wed Thu Fri Sat
1 2 3 4 5 6
7 8 9 10
$294
11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30

Highlighted price = Cheapest round-trip flights

Prices are round trip per person (conditions apply)

Featured St Louis Airport Hotels

Hotel only $99

Pear Tree Inn St. Louis Airport

2 stars
3.9 / 5 92 reviews

10810 Pear Tree Lane Map

The Extras Aren't Extra! Your great rate includes FREE evening snacks and beverages. FREE breakfast, FREE wireless Internet access and FREE long distance. Don't miss our great breakfast buffet. ... More

Hotel only $84

Hampton Inn St. Louis-Airport

3 stars
3.0 / 5 1 reviews

10820 Pear Tree Lane Map

the perfect place to prepare for your next adventure...welcome to the Hampton Inn St. Louis-Airport.Deplane and de-stress at the Hampton Inn® hotel in St. Louis-Airport.... More

Hotel only $98

Marriott St. Louis Airport

4 stars
4.0 / 5 141 reviews

10700 Pear Tree Lane Map

Rate includes breakfast

...Free airport shuttle at St. Louis hotel with restaurant and Starbucks.... The St. Louis Airport Marriott hotel features fresh, calming accommodations and a variety of recreational and high-tech... More

Hotel only $124

Drury Inn St. Louis Airport

3 stars
4.2 / 5 74 reviews

10490 Natural Bridge Road Map

The Extras Aren't Extra at Drury Hotels. Your great rate includes FREE hot food and cold beverages at our 5:30 Kickback. FREE hot breakfast, FREE wireless Internet access and FREE long distance.... More

Hotel only $79

Hilton St. Louis Airport

4 stars
3.8 / 5 99 reviews

10330 Natural Bridge Road Map

Get 3rd night free on your stay!

...St. Louis airport hotel with contemporary style and on-site restaurant.... More

Hotel only $74

Quality Inn Airport

2 stars
2.7 / 5 132 reviews

10232 Natural Bridge Rd. Map

...Free breakfast and free Wi-Fi at pet-friendly St. Louis airport hotel.... More

September

Cheapest weekend flights in September from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Sep 11 Seattle (SEA) St Louis (STL) Frontier Airlines $312
Earn $3.12
Return Sun, Sep 14 St Louis (STL) Seattle (SEA) Frontier Airlines

Lowest roundtrip airfare in September from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Wed, Sep 10 Seattle (SEA) St Louis (STL) US Airways $294
Earn $2.94
Return Tue, Sep 16 St Louis (STL) Seattle (SEA) US Airways

Best one-week trip in September from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Tue, Sep 2 Seattle (SEA) St Louis (STL) Frontier Airlines $339
Earn $3.39
Return Tue, Sep 9 St Louis (STL) Seattle (SEA) Frontier Airlines
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October

Cheapest weekend flights in October from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Oct 18 Seattle (SEA) St Louis (STL) Frontier Airlines $309
Earn $3.09
Return Sun, Oct 19 St Louis (STL) Seattle (SEA) Frontier Airlines

Lowest roundtrip airfare in October from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Wed, Oct 8 Seattle (SEA) St Louis (STL) American Airlines $294
Earn $2.94
Return Tue, Oct 14 St Louis (STL) Seattle (SEA) American Airlines

Best one-week trip in October from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Sat, Oct 4 Seattle (SEA) St Louis (STL) Frontier Airlines $309
Earn $3.09
Return Sat, Oct 11 St Louis (STL) Seattle (SEA) Frontier Airlines
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November

Cheapest weekend flights in November from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Nov 6 Seattle (SEA) St Louis (STL) Delta Air Lines $334
Earn $3.34
Return Sun, Nov 9 St Louis (STL) Seattle (SEA) Delta Air Lines

Lowest roundtrip airfare in November from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Thu, Nov 6 Seattle (SEA) St Louis (STL) Delta Air Lines $334
Earn $3.34
Return Sun, Nov 9 St Louis (STL) Seattle (SEA) Delta Air Lines

Best one-week trip in November from Seattle to St Louis

Travel dates Departure Arrival Stops: Round-trip
Leave Wed, Nov 26 Seattle (SEA) St Louis (STL) Frontier Airlines $428
Earn $4.28
Return Wed, Dec 3 St Louis (STL) Seattle (SEA) Frontier Airlines
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Flights to St Louis

Seattle Airport

While Seattle is home to several airports, the only one that handles commercial flights is the Seattle-Tacoma International Airport. Also known as Sea-Tac, this airport is responsible for all incoming flights, along with flights from Seattle. Alaska Airlines, Air Canada, Delta Air Lines, Southwest Airlines, and US Airways are a few airlines that operate out of this airport. Located in SeaTac, Washington, the airport sits along the intersection of three state routes: 99, 518, and 509. Though the airport has three terminals, only the Concourse Terminal and North Satellite Terminal handle domestic flights. The South Satellite Terminal specializes in international flights. It's just a short drive from the airport to downtown.

Transportation

When you need to reach your hotel quickly, head for the public transportation system, which consists of Sound Transit and Metro Transit. The buses and light rails only cost a few dollars, and you can visit the sales counter at any station to purchase tickets for your trip. The light rail system drops passengers directly at some of the top hotels in the downtown area. Seattle uses a grid system for its roads, which makes finding your hotel easy if you drive. You can use the Orbitz.com sign to look for rental cars from the airport.

Weather

If you visit during the spring, winter, or fall, you need a warm coat and an umbrella. Though the city does not get snow, it does get a high amount of rain during these seasons, and temperatures that can drop below 40 degrees Fahrenheit. The summer is much warmer, with temperatures in the high 70s and less rainfall.

Popular Attractions

Seattle is home to dozens of cultural activities and attractions, including the Seattle International Film Festival, the Henry Art Galley, the Woodland Park Zoo, and the Seattle Underground Tour, which takes you through older parts of the city. When you look for flights from Seattle on Orbitz.com, take a few minutes to look for other low-cost attractions in the city.

Lambert-St. Louis International Airport

Allow Orbitz.com to help you book flights to St. Louis. Lambert-St.Louis International Airport is located 10 miles northwest of St. Louis. Over 13 million passengers pass through the airport each year. It is the largest airport in the state of Missouri and services 255 daily departures to over 90 cities, domestically and internationally. Southwest Airlines is based out of Lambert, and Air Canada, Alaska Airlines, Cape Air, Delta and American Airlines all have major hubs at Lambert. You can use Orbitz.com to book bargain tickets on your next trip to the St. Louis area.

St. Louis International Airport Transportation

St. Louis International Airport offers a variety of transportation services for the busy traveler. Shuttle services, rental cars, and public transportation are available at the airport. Go Best Express Airport Shuttle is a popular shuttle service for group transportation. One-way fares start at $17. The MetroLink is St. Louis' rail system and operates 37 stations throughout the city. One-way fares cost $2.

St. Louis Weather

St. Louis has distinct seasons. Summers are hot, and temperatures can get as high as 90 degrees F. Spring is usually a rainy season for St. Louis, so it is best to pack an umbrella for your trip during March, April and May. Fall is usually mild, with temperatures averaging 57 degrees F. Winters can be freezing, with temperature falling to 20 degrees F. Bring a warm coat and boots during winter trips to St. Louis.

Popular Attractions in St. Louis

St. Louis offers a variety of attractions for visitors. Some popular attractions include the famous Gateway Arch, Six Flags of St. Louis, the Saint Louis Zoo and Forest Park. St. Louis is also home to several theaters, such as the Ferrara Theatre, Fox Theatre, and Grand Center. Some popular museums include the St. Louis Children's Museum and the Beall Mansion Museums. Book flights to St. Louis with the help of Orbitz.com to visit these popular attractions.

Interesting facts about flights from Seattle to St Louis

    • 1 direct flights are operating from Seattle to St Louis today.
    • Today's average time for a direct flight is 3h 39m.
    • Alaska Airlines flight 748 (6:50 AM GMT, Boeing 737-900 Passenger) is today's earliest available flight from Seattle to St Louis.
    • Alaska Airlines flight 748 (6:50 AM GMT, Boeing 737-900 Passenger) is today's latest available flight from Seattle to St Louis.
    • Today's shortest direct flight from Seattle to St Louis (Alaska Airlines flight 748, Boeing 737-900 Passenger) takes 3h 39m.
    • Today's longest direct flight from Seattle to St Louis (Alaska Airlines flight 748, Boeing 737-900 Passenger) takes 3h 39m.
    • Flights from SeaTac Airport (SEA) to St Louis Airport (STL) are available for this route.

Aircraft options between Seattle and St Louis

Equipment Carrier
Boeing 737-700 Passenger Alaska Airlines
Boeing 737-900 (Winglets) Passenger Alaska Airlines
Boeing 737-900 Passenger Alaska Airlines
Boeing 737-800 (Winglets) Passenger Alaska Airlines