Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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

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

Cheap flights from Washington to Portland in October , November 2026

31 Oct - 03 Nov $ 422.00
DCA
Washington
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
1 STOPS
DCA
Washington
Pick dates
24 Oct - 03 Nov $ 452.00
DCA
Washington
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
1 STOPS
DCA
Washington
Pick dates
28 Oct - 10 Nov $ 768.00
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
Pick dates

Last minute flights from Washington to Portland

24 Oct - 31 Oct $ 791.00
DCA
Washington
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
Pick dates
28 Oct - 31 Oct $ 795.00
DCA
Washington
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
Pick dates
27 Oct - 31 Oct $ 1,000.00
DCA
Washington
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
DCA
Washington
Pick dates

One-way flights to Portland from Washington

6:00 PM - 9:15 AM
Frontier Airlines
1 Stops
21h 12m
DCA - PDX
$ 225
Kiwi
Pick dates
1:00 PM - 9:10 AM
Frontier Airlines
1 Stops
25h 7m
DCA - PDX
$ 266
Kiwi
Pick dates
5:25 PM - 5:25 PM
Alaska Airlines
0 Stops
5h 47m
DCA - PDX
$ 505
Kiwi
Pick dates

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

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