Flights from St. Louis to Lynnwood

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$324 Roundtrip, found 2 days ago

$324

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $324 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$364 Roundtrip, found 2 days ago

$364

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $364 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$369 Roundtrip, found 2 days ago

$369

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $369 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$409 Roundtrip, found 2 days ago

$409

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $409 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$422 Roundtrip, found 2 days ago

$422

Roundtrip

found 2 days ago

Select United flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $422 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$428 Roundtrip, found 2 days ago

$428

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $428 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$442 Roundtrip, found 2 days ago

$442

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $442 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$444 Roundtrip, found 2 days ago

$444

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $444 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$454 Roundtrip, found 2 days ago

$454

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $454 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$463 Roundtrip, found 2 days ago

$463

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $463 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$484 Roundtrip, found 2 days ago

$484

Roundtrip

found 2 days ago

Select United flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $484 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$497 Roundtrip, found 2 days ago

$497

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $497 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$499 Roundtrip, found 2 days ago

$499

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $499 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$502 Roundtrip, found 2 days ago

$502

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $502 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$519 Roundtrip, found 2 days ago

$519

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $519 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$523 Roundtrip, found 2 days ago

$523

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $523 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$527 Roundtrip, found 2 days ago

$527

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $527 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$537 Roundtrip, found 2 days ago

$537

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $537 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$539 Roundtrip, found 2 days ago

$539

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $539 found 2 days ago

Mon, Jun 15 - Mon, Jun 22

STL

Lambert-St. Louis Intl.

SEA

Seattle - Tacoma Intl.

$543 Roundtrip, found 2 days ago

$543

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon, Jun 15 from Lambert-St. Louis Intl. to Seattle - Tacoma Intl., returning Mon, Jun 22, priced at $543 found 2 days ago