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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 February , March 2026

27 Feb - 06 Mar $ 259.00
PDX
Portland
Hawaiian Airlines
DIRECT
DCA
Washington
DCA
Washington
Hawaiian Airlines
DIRECT
PDX
Portland
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25 Feb - 04 Mar $ 259.00
PDX
Portland
Hawaiian Airlines
DIRECT
DCA
Washington
DCA
Washington
Hawaiian Airlines
DIRECT
PDX
Portland
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12 Feb - 10 Mar $ 527.00
PDX
Portland
Alaska Airlines
1 STOPS
DCA
Washington
DCA
Washington
Alaska Airlines
1 STOPS
PDX
Portland
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Last minute flights from Portland to Washington

23 Feb - 28 Feb $ 257.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
13 Feb - 28 Feb $ 587.00
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
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12 Feb - 28 Feb $ 604.00
PDX
Portland
Hawaiian Airlines
DIRECT
DCA
Washington
DCA
Washington
Hawaiian Airlines
DIRECT
PDX
Portland
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One-way flights to Washington from Portland

8:04 AM - 8:04 AM
Hawaiian Airlines
0 Stops
4h 56m
PDX - DCA
$ 153
Kiwi
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6:00 AM - 8:00 AM
Alaska Airlines
1 Stops
7h 6m
PDX - DCA
$ 389
Kiwi
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8:02 AM - 8:02 AM
Alaska Airlines
0 Stops
4h 59m
PDX - DCA
$ 400
Kiwi
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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.