Cheap flights from Boston to Southwest Washington

View AU$135 flight on Sat, 1 Nov. 2025Opens in a new window

Popular airlines from Boston to Southwest Washington

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Boston (BOS) to Southwest Washington (PDX)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 13 Sep. - Sat, 27 Sep.
BOS
Boston
PDX
Portland
AU$330 Return, found 2 days ago
AU$330
Return
found 2 days ago
Select American Airlines flight, departing Sat, 13 Sep. from Boston to Portland, returning Sat, 27 Sep., priced at AU$330 found 2 days ago
American Airlines
Thu, 6 Nov. - Wed, 12 Nov.
BOS
Boston
PDX
Portland
AU$334 Return, found 4 days ago
AU$334
Return
found 4 days ago
Select American Airlines flight, departing Thu, 6 Nov. from Boston to Portland, returning Wed, 12 Nov., priced at AU$334 found 4 days ago
Delta
Sat, 13 Sep. - Sat, 27 Sep.
BOS
Boston
PDX
Portland
AU$360 Return, found 2 days ago
AU$360
Return
found 2 days ago
Select Delta flight, departing Sat, 13 Sep. from Boston to Portland, returning Sat, 27 Sep., priced at AU$360 found 2 days ago
Alaska Airlines
Mon, 25 Aug. - Mon, 1 Sep.
BOS
Boston
PDX
Portland
AU$376 Return, found 2 days ago
AU$376
Return
found 2 days ago
Select Alaska Airlines flight, departing Mon, 25 Aug. from Boston to Portland, returning Mon, 1 Sep., priced at AU$376 found 2 days ago
American Airlines
Sat, 13 Sep. - Sat, 27 Sep.
BOS
Boston
PDX
Portland
AU$391 Return, found 2 days ago
AU$391
Return
found 2 days ago
Select American Airlines flight, departing Sat, 13 Sep. from Boston to Portland, returning Sat, 27 Sep., priced at AU$391 found 2 days ago
United
Sat, 13 Sep. - Sat, 27 Sep.
BOS
Boston
PDX
Portland
AU$512 Return, found 2 days ago
AU$512
Return
found 2 days ago
Select United flight, departing Sat, 13 Sep. from Boston to Portland, returning Sat, 27 Sep., priced at AU$512 found 2 days ago
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