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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
United
American Airlines
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$6,042 for one-way flights and NT$12,667 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$12,667

Roundtrip

Found 6 days ago

Select 達美航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$12,667 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$12,954

Roundtrip

Found 6 days ago

Select 達美航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$12,954 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$13,273

Roundtrip

Found 6 days ago

Select 達美航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$13,273 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$13,559

Roundtrip

Found 6 days ago

Select 達美航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$13,559 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$13,629

Roundtrip

Found 6 days ago

Select 美國航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$13,629 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$13,846

Roundtrip

Found 6 days ago

Select 達美航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$13,846 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$14,234

Roundtrip

Found 6 days ago

Select 美國航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$14,234 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$14,260

Roundtrip

Found 6 days ago

Select 達美航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$14,260 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$14,521

Roundtrip

Found 6 days ago

Select 美國航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$14,521 Found 6 days ago

Thu, Aug 13 - Thu, Aug 20

STL

聖路易

SEA

西雅圖

NT$14,548

Roundtrip

Found 6 days ago

Select 聯合航空 flight, departing Thu, Aug 13 from 聖路易 to 西雅圖, returning Thu, Aug 20, priced at NT$14,548 Found 6 days ago

Travel information

Origin airport	St. Louis Lambert Intl. Airport
Destination airport	Seattle-Tacoma International Airport
Distance	2,744 km away
Airlines serving	Alaska Airlines, United, American Airlines, Delta, Southwest Airlines, Frontier Airlines
Popular airline	Alaska Airlines
Roundtrip price	NT$12,667
Average flight time	4 hours 31 mins

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NT$6,042 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