Good to know - Cheap tickets Seattle — Saint Louis
| Cheapest flight found | $194 |
|---|---|
| Minimal flight time | 3h 34m |
| Flight distance | 2769 km |
| Most popular airline | Alaska Airlines |
Airfare Seattle – Saint Louis by month
Here you can find out in what months how much a ticket Seattle – Saint Louis costs to buy cheap plane tickets.
| Month | One-way | Round-trip |
|---|---|---|
| September 2025 | ||
| July 2025 | ||
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| October 2024 | ||
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Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.
Schedule of direct flights Seattle — Saint Louis
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 08:00 | 13:53 | mon, tue, wed, thu, fri, sun | AS381 | Alaska Airlines | 3h 53m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 08:26 | 14:25 | mon, tue, thu, fri, sat, sun | AS503 | Alaska Airlines | 3h 59m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 08:32 | 14:26 | daily | AS388 | Alaska Airlines | 3h 54m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 08:45 | 14:35 | sat | WN1242 | Southwest Airlines | 3h 50m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 11:05 | 16:55 | mon, thu, fri | WN1242 | Southwest Airlines | 3h 50m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 11:30 | 17:30 | tue, wed | WN1242 | Southwest Airlines | 4h 0m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 12:46 | 18:35 | mon, tue, wed, fri, sat | AS291 | Alaska Airlines | 3h 49m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 13:30 | 19:04 | thu, fri | SY8722 | Sun Country Airlines | 3h 34m | Boeing Field International Airport — Lambert-St. Louis International Airport | Select dates |
| 18:03 | 23:59 | mon, tue, wed, thu, sat | AS472 | Alaska Airlines | 3h 56m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
| 18:04 | 23:59 | daily | AS472 | Alaska Airlines | 3h 55m | Seattle-Tacoma International Airport — Lambert-St. Louis International Airport | Select dates |
Popular airlines flying Seattle — Saint Louis
Flight Seattle – Saint Louis is served by 18 airlines. 3 airlines operate direct flights.
Airlines with direct flights
Other airlines flying with transfers
Flights Seattle — Saint Louis
The selection of cheap flights Seattle — Saint Louis
Here you can find and purchase the cheapest flights Seattle — Saint Louis from $194 and Seattle — Saint Louis — Seattle from $188.
The price of the flight Seattle — Saint Louis (United States) — Seattle from $188 (round-trip).
The average price of the flight Seattle — Saint Louis (United States) — Seattle $312 (round-trip).
- Departure city: Seattle
- IATA code of the city of origin: SEA
- Departure airports: Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport
- Departure country: United States
- Destination city: Saint Louis
- IATA code of the destination city: STL
- Destination airports: St. Louis Downtown Airport, Spirit of St. Louis Airport, Lambert-St. Louis International Airport
- Destination country: United States
Low cost flights Seattle — Saint Louis (SEA — STL)
The distance between Seattle and Saint Louis 1721 miles (or 2769 kilometres).
The time difference between Seattle and Saint Louis is 2 h.
Minimal flight time from Seattle to Saint Louis 3h 34m.
LowCostClub always do a comparison of airfares Seattle — Saint Louis with several airlines (include Alaska Airlines, Southwest Airlines, Sun Country Airlines). They will always give you all available options so you can find the cheapest flight to Saint Louis. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Seattle — Saint Louis. Last week, for instance, the cheapest round-trip prices stood at $188 while the cheapest one-way price that was available within the last week cost $194
Routes from nearby cities to Saint Louis
A flight from a neighbouring city can help you save money on plane tickets.
The most frequent flight to Saint Louis is from Bellingham. The cheapest airfare can be purchased with a flight from Portland from $109. The nearest airports from Seattle with a flight to Saint Louis are in Pasco.
Popular International routes from Seattle
Popular routes from Saint Louis
If you are going to fly from Saint Louis, then study the popular flights. The most popular flights from Saint Louis:
Popular domestic routes from Seattle
FAQ about Seattle — Saint Louis
Are there any direct flights Seattle — Saint Louis?
Yes, they do: AS381, AS503, AS388, WN1242, AS291, SY8722, AS472, AS238, SY8728
Can we fly from Seattle to Saint Louis?
Yes, you can fly from Seattle to Saint Louis. Seattle has 3 airports (Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport) for flights. Alaska Airlines, Southwest Airlines, Sun Country Airlines depart from Seattle on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Air Canada Express, American Eagle, Atlas Air, Delta Connection, DHL, FedEx, Frontier (Crystal the Florida Manatee Livery), Jet Linx Aviation, Kalitta Charters, Lufthansa, NetJets, New Pacific Airlines, Phoenix Air, SkyWest Airlines, Southern Airways Express, Spirit Airlines, United Airlines, UPS.
How long does it take to fly from Seattle to Saint Louis?
A direct flight lasts an average of 3h 34m, during which time the aircraft covers a distance of 2769 km.
How much do flights Seattle — Saint Louis cost?
The price of flights Seattle — Saint Louis starts from $194.
What days does the plane fly Seattle — Saint Louis?
Planes fly Seattle — Saint Louis 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun
What airports are there in Seattle and Saint Louis?
In Seattle — Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport. In Saint Louis — St. Louis Downtown Airport, Spirit of St. Louis Airport, Lambert-St. Louis International Airport.
What flights are currently flying from Seattle to Saint Louis?
The following flights fly between Seattle and Saint Louis: AS381, AS503, AS388, WN1242, WN1242, WN1242, AS291, SY8722, AS472, AS472, AS238, AS472, SY8728
What month is the cheapest to fly from Seattle to Saint Louis?
High season is considered to be and the cheapest month is . Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Seattle — Saint Louis flight deals.
Which airlines direct fly from Seattle to Saint Louis?
The following airlines have direct flights Seattle — Saint Louis: Alaska Airlines, Southwest Airlines, Sun Country Airlines.
Which airlines fly from Seattle to Saint Louis?
All the following airlines flights Seattle — Saint Louis: Air Canada Express, Alaska Airlines, American Eagle, Atlas Air, Delta Connection, DHL, FedEx, Frontier (Crystal the Florida Manatee Livery), Jet Linx Aviation, Kalitta Charters, Lufthansa, NetJets, New Pacific Airlines, Phoenix Air, SkyWest Airlines, Southern Airways Express, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United Airlines, UPS.