Portland to Washington
PDXIAD
Fly from Portland to Washington starting at USD 223 with Alaska Airlines.
Best fare available on Jul 23, 2026.
Limited seats. Better plans. Book before it's gone.
Portland to Washington cheapest flights this week
Portland to Washington monthly flight fare trend
Jun
No flights
Jul
from USD 223
Aug
No flights
Sep
No flights
Oct
No flights
Nov
No flights
Airport Details
Origin
Portland
Portland International Airport (PDX)
Portland, PDX
Zone
Los Angeles
Elev
31 ft
Destination
Washington
Washington Dulles International Airport (IAD)
Dulles, IAD
Zone
New York
Elev
312 ft
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