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

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1 Adults (11+)
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 December 2025 , January 2026

31 Dec - 28 Jan $ 464.00
PDX
Portland
Hawaiian Airlines
1 STOPS
DCA
Washington
DCA
Washington
Hawaiian Airlines
DIRECT
PDX
Portland
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25 Dec - 07 Jan $ 533.00
PDX
Portland
Alaska Airlines
1 STOPS
DCA
Washington
DCA
Washington
Alaska Airlines
1 STOPS
PDX
Portland
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17 Dec - 06 Jan $ 683.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

Last minute flights from Portland to Washington

25 Dec - 31 Dec $ 662.00
PDX
Portland
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
PDX
Portland
Pick dates
25 Dec - 31 Dec $ 662.00
PDX
Portland
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
PDX
Portland
Pick dates
17 Dec - 31 Dec $ 973.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

One-way flights to Washington from Portland

10:45 AM - 1:55 PM
Hawaiian Airlines
1 Stops
8h 14m
PDX - DCA
$ 317
Kiwi
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7:00 AM - 12:42 PM
Hawaiian Airlines
1 Stops
10h 39m
PDX - DCA
$ 384
Kiwi
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8:05 AM - 8:05 AM
Alaska Airlines
0 Stops
4h 55m
PDX - DCA
$ 524
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.