Cheap United flights Sioux Falls (FSD) to Seattle (SEA)

Cheap United flights Sioux Falls (FSD) to Seattle (SEA)

Prices were available within the past 7 days and start at for one-way flights and $394 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, May 24 - Tue, Jun 2

FSD

Sioux Falls

SEA

Seattle

$394 Roundtrip, found 1 day ago

$394

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 24 from Sioux Falls to Seattle, returning Tue, Jun 2, priced at $394 found 1 day ago

Sun, May 24 - Mon, Jun 1

FSD

Sioux Falls

SEA

Seattle

$454 Roundtrip, found 1 day ago

$454

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 24 from Sioux Falls to Seattle, returning Mon, Jun 1, priced at $454 found 1 day ago

Sun, May 24 - Sun, May 31

FSD

Sioux Falls

SEA

Seattle

$536 Roundtrip, found 1 day ago

$536

Roundtrip

found 1 day ago

Select United flight, departing Sun, May 24 from Sioux Falls to Seattle, returning Sun, May 31, priced at $536 found 1 day ago