Cheap Flights from Seattle-Tacoma International Airport to St. Louis (STL) Find and Compare the Best Airline Deals | Skyticket

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2025/8
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2025/8
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

-Tacoma－St. Louis Lambert Airport
August Lowest Airfares
USD187

The airfare displayed above is for American Airlines

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-Tacoma－St. Louis Lambert Airport
September Lowest Airfares
USD230

The airfare displayed above is for American Airlines

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-Tacoma－St. Louis Lambert Airport
October Lowest Airfares
USD185

The airfare displayed above is for American Airlines

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-Tacoma－St. Louis Lambert Airport
November Lowest Airfares
USD185

The airfare displayed above is for Delta Air Lines

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-Tacoma－St. Louis Lambert Airport
December Lowest Airfares
USD308

The airfare displayed above is for Delta Air Lines

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Seattle－St. Louis
Estimated Flight Time
3 Hours 52 Minutes
Seattle－St. Louis
Number of Operating Airlines
4

Operating Airlines for -Tacoma－St. Louis Lambert Airport Route
Non-StopAmerican Airlines

Non-StopAlaska Airlines

Delta Air Lines

United Airlines

Other Destinations from:Seattle

-Tacoma－Syracuse(Hancock)
USD516〜
-Tacoma－Tallahassee(TLH)
USD582〜
-Tacoma－Tampa(TPA)
USD214〜
-Tacoma－Tulsa(TUL)
USD323〜
-Tacoma－Tucson(TUS)
USD217〜
-Tacoma－Traverse City(Cherry Capital)
USD809〜
* Fares vary in accordance to seat availability
Other Departures to: St. Louis

Dallas/Fort Worth Airport－St. Louis(Lambert)
USD138〜
Logan Airport－St. Louis(Lambert)
USD260〜
O'Hare Airport－St. Louis(Lambert)
USD91〜
Washington Dulles Airport－St. Louis(Lambert)
USD243〜
Baltimore-Washington Airport－St. Louis(Lambert)
USD303〜
Dallas Love Field Airport－St. Louis(Lambert)
USD194〜
Ronald Reagan Washington National Airport－St. Louis(Lambert)
USD156〜
Chicago Midway Airport－St. Louis(Lambert)
USD174〜
* Fares vary in accordance to seat availability