Cheap flights from Houston to Blake Island from CA $78

View CA $78 flight on Wed, Aug. 6, 2025Opens in a new window

Popular airlines from Houston to Blake Island

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • Spirit Airlines

    Spirit Airlines

  • American Airlines

    American Airlines

  • JetBlue Airways

    JetBlue Airways

  • Hawaiian Airlines

    Hawaiian Airlines

  • United

    United

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Cheap flights from Houston (HOU) to Blake Island (SEA)

Prices were available within the past 7 days and start at CA $78 for one-way flights and CA $233 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Aug. 16 - Mon, Aug. 25
IAH
Houston
SEA
Seattle
CA $233 Roundtrip, found 1 day ago
CA $233
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Aug. 16 from Houston to Seattle, returning Mon, Aug. 25, priced at CA $233 found 1 day ago
Delta
Sat, Aug. 16 - Mon, Aug. 25
IAH
Houston
SEA
Seattle
CA $242 Roundtrip, found 1 day ago
CA $242
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Aug. 16 from Houston to Seattle, returning Mon, Aug. 25, priced at CA $242 found 1 day ago
Alaska Airlines
Sat, Aug. 16 - Mon, Aug. 25
IAH
Houston
SEA
Seattle
CA $252 Roundtrip, found 1 day ago
CA $252
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Aug. 16 from Houston to Seattle, returning Mon, Aug. 25, priced at CA $252 found 1 day ago
Spirit Airlines
Sat, Aug. 2 - Wed, Aug. 6
IAH
Houston
SEA
Seattle
CA $283 Roundtrip, found 3 days ago
CA $283
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Sat, Aug. 2 from Houston to Seattle, returning Wed, Aug. 6, priced at CA $283 found 3 days ago
American Airlines
Mon, Aug. 25 - Sun, Aug. 31
IAH
Houston
SEA
Seattle
CA $313 Roundtrip, found 1 day ago
CA $313
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Aug. 25 from Houston to Seattle, returning Sun, Aug. 31, priced at CA $313 found 1 day ago
Hawaiian Airlines
Wed, Jul. 23 - Wed, Jul. 30
IAH
Houston
SEA
Seattle
CA $582 Roundtrip, found 8 hours ago
CA $582
Roundtrip
found 8 hours ago
Select Hawaiian Airlines flight, departing Wed, Jul. 23 from Houston to Seattle, returning Wed, Jul. 30, priced at CA $582 found 8 hours ago

Find the cheapest month to fly from Houston (HOU) to Seattle (SEA)

September is typically the cheapest month to fly

From CA $160 - CA $350 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.