Cheap flights from Austin to Cascade Loop Scenic Byway from CA $220

View CA $220 flight on Sat, Oct. 11, 2025Opens in a new window

Popular airlines from Austin to Cascade Loop Scenic Byway

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Hawaiian Airlines

    Hawaiian Airlines

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Cheap flights from Austin (AUS) to Cascade Loop Scenic Byway (SEA)

Prices were available within the past 7 days and start at CA $220 for one-way flights and CA $512 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat., Aug. 16 - Fri., Aug. 22
AUS
Austin
BLI
Bellingham
CA $512 Roundtrip, found 3 days ago
CA $512
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat., Aug. 16 from Austin to Bellingham, returning Fri., Aug. 22, priced at CA $512 found 3 days ago
Alaska Airlines
Sat., Aug. 16 - Fri., Aug. 22
AUS
Austin
BLI
Bellingham
CA $541 Roundtrip, found 3 days ago
CA $541
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat., Aug. 16 from Austin to Bellingham, returning Fri., Aug. 22, priced at CA $541 found 3 days ago
Alaska Airlines
Sat., Aug. 16 - Fri., Aug. 22
AUS
Austin
BLI
Bellingham
CA $554 Roundtrip, found 3 days ago
CA $554
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat., Aug. 16 from Austin to Bellingham, returning Fri., Aug. 22, priced at CA $554 found 3 days ago
Alaska Airlines
Tue., Aug. 12 - Tue., Aug. 19
AUS
Austin
PAE
Seattle
CA $582 Roundtrip, found 5 days ago
CA $582
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue., Aug. 12 from Austin to Seattle, returning Tue., Aug. 19, priced at CA $582 found 5 days ago
American Airlines
Sat., Aug. 16 - Fri., Aug. 22
AUS
Austin
BLI
Bellingham
CA $817 Roundtrip, found 3 days ago
CA $817
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat., Aug. 16 from Austin to Bellingham, returning Fri., Aug. 22, priced at CA $817 found 3 days ago
Hawaiian Airlines
Sat., Jul. 5 - Sun., Dec. 28
AUS
Austin
BLI
Bellingham
CA $920 Roundtrip, found 9 hours ago
CA $920
Roundtrip
found 9 hours ago
Select Hawaiian Airlines flight, departing Sat., Jul. 5 from Austin to Bellingham, returning Sun., Dec. 28, priced at CA $920 found 9 hours ago

Find the cheapest month to fly from Austin (AUS) to Seattle (SEA)

August is typically the cheapest month to fly

From CA $162 - CA $429 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.