Cheap flights from Spokane to Northwest Washington from CA $121

View CA $121 flight on Sat, Sep. 13, 2025Opens in a new window

Popular airlines from Spokane to Northwest Washington

  • Air Canada

    Air Canada

  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Spokane (GEG) to Northwest Washington (SEA)

Prices were available within the past 7 days and start at CA $121 for one-way flights and CA $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Aug. 16 - Sat, Aug. 23
GEG
Spokane
SEA
Seattle
CA $188 Roundtrip, found 1 day ago
CA $188
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Aug. 16 from Spokane to Seattle, returning Sat, Aug. 23, priced at CA $188 found 1 day ago
Alaska Airlines
Tue, Aug. 12 - Sat, Aug. 16
GEG
Spokane
SEA
Seattle
CA $189 Roundtrip, found 2 days ago
CA $189
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Aug. 12 from Spokane to Seattle, returning Sat, Aug. 16, priced at CA $189 found 2 days ago
Delta
Tue, Aug. 12 - Sat, Aug. 16
GEG
Spokane
SEA
Seattle
CA $189 Roundtrip, found 2 days ago
CA $189
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Aug. 12 from Spokane to Seattle, returning Sat, Aug. 16, priced at CA $189 found 2 days ago
Hawaiian Airlines
Fri, Aug. 15 - Sat, Aug. 23
GEG
Spokane
SEA
Seattle
CA $202 Roundtrip, found 1 day ago
CA $202
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Fri, Aug. 15 from Spokane to Seattle, returning Sat, Aug. 23, priced at CA $202 found 1 day ago
Alaska Airlines
Fri, Aug. 15 - Sun, Aug. 17
GEG
Spokane
SEA
Seattle
CA $214 Roundtrip, found 1 day ago
CA $214
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Aug. 15 from Spokane to Seattle, returning Sun, Aug. 17, priced at CA $214 found 1 day ago
United
Tue, Dec. 30 - Tue, Jan. 6
GEG
Spokane
SEA
Seattle
CA $992 Roundtrip, found 17 hours ago
CA $992
Roundtrip
found 17 hours ago
Select United flight, departing Tue, Dec. 30 from Spokane to Seattle, returning Tue, Jan. 6, priced at CA $992 found 17 hours ago

Find the cheapest month to fly from Spokane (GEG) to Bellingham (BLI)

January is typically the cheapest month to fly

From CA $276 - CA $731 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.