Flights to Blake Island from St. Louis - $70

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

Prices were available within the past 7 days and start at $70 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 1 - Sat, Sep 6

STL

St. Louis

SEA

Seattle

$140 Roundtrip, found 4 hours ago

$140

Roundtrip

found 4 hours ago

Select Southwest Airlines flight, departing Mon, Sep 1 from St. Louis to Seattle, returning Sat, Sep 6, priced at $140 found 4 hours ago

Mon, Sep 29 - Mon, Oct 6

STL

St. Louis

SEA

Seattle

$150 Roundtrip, just found

$150

Roundtrip

just found

Select Southwest Airlines flight, departing Mon, Sep 29 from St. Louis to Seattle, returning Mon, Oct 6, priced at $150 just found

Sat, Sep 13 - Wed, Dec 10

STL

St. Louis

SEA

Seattle

$159 Roundtrip, found 1 hour ago

$159

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Sat, Sep 13 from St. Louis to Seattle, returning Wed, Dec 10, priced at $159 found 1 hour ago

Wed, Sep 24 - Wed, Oct 1

STL

St. Louis

SEA

Seattle

$171 Roundtrip, just found

$171

Roundtrip

just found

Select United flight, departing Wed, Sep 24 from St. Louis to Seattle, returning Wed, Oct 1, priced at $171 just found

Sun, Aug 31 - Sat, Sep 6

STL

St. Louis

SEA

Seattle

$243 Roundtrip, found 2 hours ago

$243

Roundtrip

found 2 hours ago

Select Delta flight, departing Sun, Aug 31 from St. Louis to Seattle, returning Sat, Sep 6, priced at $243 found 2 hours ago

Sun, Aug 24 - Sun, Aug 31

STL

St. Louis

SEA

Seattle

$243 Roundtrip, just found

$243

Roundtrip

just found

Select Alaska Airlines flight, departing Sun, Aug 24 from St. Louis to Seattle, returning Sun, Aug 31, priced at $243 just found