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Flights from St. Louis Lambert Intl. Airport (STL) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
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Popular airlines from St. Louis Lambert Intl. Airport (STL) to Seattle-Tacoma International Airport (SEA)

Alaska Airlines
American Airlines
United
Delta
Southwest Airlines
Frontier Airlines

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Cheap Flights from St. Louis to Seattle (STL-SEA)

Prices were available within the past 7 days and start at NT$4,310 for one-way flights and NT$8,618 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$8,618

Roundtrip

Just found

Select Delta flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$8,618 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$9,106

Roundtrip

Just found

Select American Airlines flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$9,106 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$9,591

Roundtrip

Just found

Select American Airlines flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$9,591 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,223

Roundtrip

Just found

Select Delta flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,223 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,393

Roundtrip

Just found

Select United flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,393 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,703

Roundtrip

Just found

Select Delta flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,703 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,708

Roundtrip

Just found

Select American Airlines flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,708 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,709

Roundtrip

Just found

Select United flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,709 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,879

Roundtrip

Just found

Select United flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,879 Just found

Sat, Dec 5 - Tue, Dec 8

STL

St. Louis

SEA

Seattle

NT$10,993

Roundtrip

Just found

Select Delta flight, departing Sat, Dec 5 from St. Louis to Seattle, returning Tue, Dec 8, priced at NT$10,993 Just found

Travel information

Origin airport	St. Louis Lambert Intl. Airport
Destination airport	Seattle-Tacoma International Airport
Distance	2,744 km away
Airlines serving	Alaska Airlines, American Airlines, United, Delta, Southwest Airlines, Frontier Airlines
Popular airline	Alaska Airlines
Roundtrip price	NT$8,618
Average flight time	4 hours 31 mins

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NT$4,310 Cheap Flights from St. Louis (STL) to Seattle (SEA)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Seattle-Tacoma International Airport (SEA)

Be in the know

Book smarter

Earn twice

Cheap Flights from St. Louis to Seattle (STL-SEA)

Travel information

Explore a world of travel with Expedia