Washington to SeaTac Flights (WAS-SEA) from $94

Selected fares from Washington to SeaTac

The cheapest prices found with in the last 7 days for return flights were $128 and $94 for one-way flights to SeaTac for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 7 - Tue, May 14

BWI

Baltimore Washington Intl. Thurgood Marshall

SEA

Seattle - Tacoma Intl.

$128 Roundtrip, found 14 hours ago

$128

Roundtrip

found 14 hours ago

Select Spirit Airlines flight, departing Tue, May 7 from Baltimore Washington Intl. Thurgood Marshall to Seattle - Tacoma Intl., returning Tue, May 14, priced at $128 found 14 hours ago

Wed, May 8 - Fri, May 17

DCA

Ronald Reagan Washington National

SEA

Seattle - Tacoma Intl.

$170 Roundtrip, found 3 days ago

$170

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Wed, May 8 from Ronald Reagan Washington National to Seattle - Tacoma Intl., returning Fri, May 17, priced at $170 found 3 days ago

Tue, Aug 13 - Tue, Aug 13

IAD

Washington Dulles Intl.

SEA

Seattle - Tacoma Intl.

$271 Roundtrip, found 2 days ago

$271

Roundtrip

found 2 days ago

Select Bargain Flight flight, departing Tue, Aug 13 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Aug 13, priced at $271 found 2 days ago