Cheap flights from Portland to Greater Upper Marlboro

View AU$243 flight on Mon, 8 Sep. 2025Opens in a new window

Popular airlines from Portland to Greater Upper Marlboro

  • Delta

    Delta

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • United

    United

  • Hawaiian Airlines

    Hawaiian Airlines

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Cheap Flights from Portland (PDX) to Greater Upper Marlboro (WAS)

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.

Hawaiian Airlines
Sat, 13 Sep. - Tue, 16 Sep.
PDX
Portland
DCA
Washington
AU$459 Return, found 1 day ago
AU$459
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, 13 Sep. from Portland to Washington, returning Tue, 16 Sep., priced at AU$459 found 1 day ago
Hawaiian Airlines
Tue, 16 Sep. - Wed, 17 Sep.
PDX
Portland
IAD
Washington
AU$489 Return, found 1 day ago
AU$489
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, 16 Sep. from Portland to Washington, returning Wed, 17 Sep., priced at AU$489 found 1 day ago
American Airlines
Wed, 3 Sep. - Wed, 10 Sep.
PDX
Portland
DCA
Washington
AU$490 Return, found 1 day ago
AU$490
Return
found 1 day ago
Select American Airlines flight, departing Wed, 3 Sep. from Portland to Washington, returning Wed, 10 Sep., priced at AU$490 found 1 day ago
Delta
Wed, 3 Sep. - Wed, 10 Sep.
PDX
Portland
DCA
Washington
AU$490 Return, found 1 day ago
AU$490
Return
found 1 day ago
Select Delta flight, departing Wed, 3 Sep. from Portland to Washington, returning Wed, 10 Sep., priced at AU$490 found 1 day ago
Alaska Airlines
Wed, 3 Sep. - Wed, 10 Sep.
PDX
Portland
DCA
Washington
AU$505 Return, found 1 day ago
AU$505
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 3 Sep. from Portland to Washington, returning Wed, 10 Sep., priced at AU$505 found 1 day ago
United
Wed, 3 Sep. - Wed, 10 Sep.
PDX
Portland
DCA
Washington
AU$598 Return, found 1 day ago
AU$598
Return
found 1 day ago
Select United flight, departing Wed, 3 Sep. from Portland to Washington, returning Wed, 10 Sep., priced at AU$598 found 1 day ago

Find the cheapest month to fly from Portland (PDX) to Washington (DCA)

October is typically the cheapest month to fly

From AU$212 - AU$587 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.