Cheap flights from Oklahoma City to Southwest Washington from CA $191

View CA $191 flight on Wed, Aug. 20, 2025Opens in a new window

Popular airlines from Oklahoma City to Southwest Washington

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Hawaiian Airlines

    Hawaiian Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Oklahoma City (OKC) to Southwest Washington (PDX)

Prices were available within the past 7 days and start at CA $191 for one-way flights and CA $602 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Aug. 22 - Sun, Aug. 24
OKC
Oklahoma City
PDX
Portland
CA $602 Roundtrip, found 3 days ago
CA $602
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug. 22 from Oklahoma City to Portland, returning Sun, Aug. 24, priced at CA $602 found 3 days ago
Alaska Airlines
Fri, Aug. 22 - Sun, Aug. 24
OKC
Oklahoma City
PDX
Portland
CA $657 Roundtrip, found 3 days ago
CA $657
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug. 22 from Oklahoma City to Portland, returning Sun, Aug. 24, priced at CA $657 found 3 days ago
Alaska Airlines
Fri, Aug. 22 - Sun, Aug. 24
OKC
Oklahoma City
PDX
Portland
CA $674 Roundtrip, found 3 days ago
CA $674
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug. 22 from Oklahoma City to Portland, returning Sun, Aug. 24, priced at CA $674 found 3 days ago
Alaska Airlines
Fri, Aug. 22 - Sun, Aug. 24
OKC
Oklahoma City
PDX
Portland
CA $690 Roundtrip, found 3 days ago
CA $690
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug. 22 from Oklahoma City to Portland, returning Sun, Aug. 24, priced at CA $690 found 3 days ago
Alaska Airlines
Fri, Aug. 22 - Sun, Aug. 24
OKC
Oklahoma City
PDX
Portland
CA $698 Roundtrip, found 3 days ago
CA $698
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug. 22 from Oklahoma City to Portland, returning Sun, Aug. 24, priced at CA $698 found 3 days ago
Alaska Airlines
Fri, Aug. 22 - Sun, Aug. 24
OKC
Oklahoma City
PDX
Portland
CA $708 Roundtrip, found 3 days ago
CA $708
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug. 22 from Oklahoma City to Portland, returning Sun, Aug. 24, priced at CA $708 found 3 days ago
*Available to Expedia members.