Cheap flights from Houston to Cascade Loop Scenic Byway from CA $244

View CA $244 flight on Sat, Oct. 4, 2025Opens in a new window

Popular airlines from Houston to Cascade Loop Scenic Byway

  • American Airlines

    American Airlines

  • Delta

    Delta

  • Alaska Airlines

    Alaska Airlines

  • Spirit Airlines

    Spirit Airlines

  • United

    United

  • JetBlue Airways

    JetBlue Airways

  • Hawaiian Airlines

    Hawaiian Airlines

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Cheap flights from Houston (HOU) to Cascade Loop Scenic Byway (SEA)

Prices were available within the past 7 days and start at CA $244 for one-way flights and CA $732 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Jul. 12 - Sat, Jul. 19
IAH
Houston
BLI
Bellingham
CA $732 Roundtrip, found 4 days ago
CA $732
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jul. 12 from Houston to Bellingham, returning Sat, Jul. 19, priced at CA $732 found 4 days ago
Hawaiian Airlines
Sat, Jul. 12 - Fri, Jul. 25
IAH
Houston
BLI
Bellingham
CA $759 Roundtrip, found 4 days ago
CA $759
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jul. 12 from Houston to Bellingham, returning Fri, Jul. 25, priced at CA $759 found 4 days ago
Hawaiian Airlines
Sat, Jul. 12 - Tue, Jul. 22
IAH
Houston
BLI
Bellingham
CA $797 Roundtrip, found 4 days ago
CA $797
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jul. 12 from Houston to Bellingham, returning Tue, Jul. 22, priced at CA $797 found 4 days ago
Hawaiian Airlines
Sat, Jul. 12 - Thu, Jul. 24
IAH
Houston
BLI
Bellingham
CA $799 Roundtrip, found 4 days ago
CA $799
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Jul. 12 from Houston to Bellingham, returning Thu, Jul. 24, priced at CA $799 found 4 days ago
Alaska Airlines
Mon, Jul. 14 - Tue, Jul. 22
IAH
Houston
BLI
Bellingham
CA $866 Roundtrip, found 4 days ago
CA $866
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Jul. 14 from Houston to Bellingham, returning Tue, Jul. 22, priced at CA $866 found 4 days ago
American Airlines
Tue, Jul. 15 - Tue, Jul. 22
HOU
Houston
BLI
Bellingham
CA $1,340 Roundtrip, found 4 days ago
CA $1,340
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Jul. 15 from Houston to Bellingham, returning Tue, Jul. 22, priced at CA $1,340 found 4 days 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.