Flights From Sterling (WAS) to SeaTac (SEA)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from Sterling to SeaTac

The cheapest prices found with in the last 7 days for return flights were CA $362 and CA $198 for one-way flights to SeaTac for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Sep 19 - Wed, Sep 23
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
CA $362 Roundtrip, found 1 day ago
CA $362
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Sep 19 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Sep 23, priced at CA $362 found 1 day ago
Alaska Airlines
Sat, Sep 19 - Wed, Sep 23
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
CA $419 Roundtrip, found 1 day ago
CA $419
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Sep 19 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Sep 23, priced at CA $419 found 1 day ago
Alaska Airlines
Mon, Aug 17 - Wed, Aug 26
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
CA $429 Roundtrip, found 4 hours ago
CA $429
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Mon, Aug 17 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Aug 26, priced at CA $429 found 4 hours ago