Cheap flights from Oakland to Cascade Loop Scenic Byway from CA $121

View CA $121 flight on Sat, Nov. 1, 2025Opens in a new window

Popular airlines from Oakland to Cascade Loop Scenic Byway

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

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Cheap flights from Oakland (SJC) to Cascade Loop Scenic Byway (SEA)

Prices were available within the past 7 days and start at CA $121 for one-way flights and CA $187 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Sep. 2 - Tue, Sep. 9
SFO
San Francisco
PAE
Seattle
CA $187 Roundtrip, found 3 hours ago
CA $187
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Tue, Sep. 2 from San Francisco to Seattle, returning Tue, Sep. 9, priced at CA $187 found 3 hours ago
Alaska Airlines
Wed, Aug. 6 - Wed, Aug. 27
SFO
San Francisco
PAE
Seattle
CA $200 Roundtrip, found 2 days ago
CA $200
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug. 6 from San Francisco to Seattle, returning Wed, Aug. 27, priced at CA $200 found 2 days ago
Hawaiian Airlines
Thu, Aug. 7 - Thu, Aug. 21
SFO
San Francisco
PAE
Seattle
CA $213 Roundtrip, found 2 days ago
CA $213
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Thu, Aug. 7 from San Francisco to Seattle, returning Thu, Aug. 21, priced at CA $213 found 2 days ago
Alaska Airlines
Wed, Jul. 30 - Tue, Aug. 12
SFO
San Francisco
PAE
Seattle
CA $214 Roundtrip, found 6 days ago
CA $214
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Jul. 30 from San Francisco to Seattle, returning Tue, Aug. 12, priced at CA $214 found 6 days ago
Alaska Airlines
Sat, Sep. 27 - Wed, Oct. 1
SFO
San Francisco
PAE
Seattle
CA $226 Roundtrip, found 22 hours ago
CA $226
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Sat, Sep. 27 from San Francisco to Seattle, returning Wed, Oct. 1, priced at CA $226 found 22 hours ago
American Airlines
Sat, Nov. 1 - Wed, Nov. 5
SFO
San Francisco
PAE
Seattle
CA $298 Roundtrip, found 23 hours ago
CA $298
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Sat, Nov. 1 from San Francisco to Seattle, returning Wed, Nov. 5, priced at CA $298 found 23 hours ago

Find the cheapest month to fly from Oakland (OAK) to Seattle (SEA)

October is typically the cheapest month to fly

From CA $94 - CA $227 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.