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Cheap flights from Portland (PDX) to Washington (DCA)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Portland (PDX) to Washington (DCA)

How to find the cheapest flight from Portland (PDX) to Washington (DCA)
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How to find the cheapest flight from Portland (PDX) to Washington (DCA)
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How to find the cheapest flight from Portland (PDX) to Washington (DCA)
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Cheap flights from Portland to Washington in May , June 2026

23 May - 09 Jun $ 431.00
PDX
Portland
JetBlue Airways
DIRECT
DCA
Washington
DCA
Washington
JetBlue Airways
1 STOPS
PDX
Portland
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23 May - 08 Jun $ 456.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
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23 May - 10 Jun $ 680.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

Last minute flights from Portland to Washington

23 May - 31 May $ 545.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
23 May - 31 May $ 692.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
1 STOPS
PDX
Portland
Pick dates
25 May - 31 May $ 785.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

One-way flights to Washington from Portland

7:50 AM - 7:50 AM
Alaska Airlines
0 Stops
5h 10m
PDX - DCA
$ 204
Kiwi
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7:15 AM - 11:54 AM
Alaska Airlines
1 Stops
9h 51m
PDX - DCA
$ 423
Kiwi
Pick dates
7:50 AM - 7:50 AM
Alaska Airlines
0 Stops
5h 10m
PDX - DCA
$ 444
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to Washington (DCA)

Related info for your journey
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How to find the cheapest flight from Portland (PDX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.