Cheap flights from Oklahoma City to Cascade Loop Scenic Byway from CA $345

View CA $345 flight on Fri, Sep. 19, 2025Opens in a new window

Popular airlines from Oklahoma City to Cascade Loop Scenic Byway

  • Air Canada

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  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter Airlines

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Cheap flights from Oklahoma City (OKC) to Cascade Loop Scenic Byway (SEA)

Prices were available within the past 7 days and start at CA $345 for one-way flights and CA $660 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Sep. 19 - Mon, Sep. 22
OKC
Oklahoma City
BLI
Bellingham
CA $660 Roundtrip, found 4 days ago
CA $660
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Sep. 19 from Oklahoma City to Bellingham, returning Mon, Sep. 22, priced at CA $660 found 4 days ago
Alaska Airlines
Fri, Sep. 19 - Mon, Sep. 22
OKC
Oklahoma City
BLI
Bellingham
CA $672 Roundtrip, found 4 days ago
CA $672
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Sep. 19 from Oklahoma City to Bellingham, returning Mon, Sep. 22, priced at CA $672 found 4 days ago
American Airlines
Fri, Sep. 19 - Mon, Sep. 22
OKC
Oklahoma City
BLI
Bellingham
CA $887 Roundtrip, found 4 days ago
CA $887
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep. 19 from Oklahoma City to Bellingham, returning Mon, Sep. 22, priced at CA $887 found 4 days ago
American Airlines
Fri, Sep. 19 - Mon, Sep. 22
OKC
Oklahoma City
BLI
Bellingham
CA $897 Roundtrip, found 4 days ago
CA $897
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep. 19 from Oklahoma City to Bellingham, returning Mon, Sep. 22, priced at CA $897 found 4 days ago
American Airlines
Fri, Sep. 19 - Mon, Sep. 22
OKC
Oklahoma City
BLI
Bellingham
CA $903 Roundtrip, found 4 days ago
CA $903
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Sep. 19 from Oklahoma City to Bellingham, returning Mon, Sep. 22, priced at CA $903 found 4 days ago
Alaska Airlines
Fri, Sep. 19 - Mon, Sep. 22
OKC
Oklahoma City
BLI
Bellingham
CA $907 Roundtrip, found 4 days ago
CA $907
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Sep. 19 from Oklahoma City to Bellingham, returning Mon, Sep. 22, priced at CA $907 found 4 days ago

Find the cheapest month to fly from Oklahoma City (OKC) to Seattle (SEA)

April is typically the cheapest month to fly

From CA $164 - CA $446 per traveller.

Graph displaying average flight prices per month

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