Nonstop flights from Portland to Washington
United Airlines flies this route daily until Nov 30, then again from Dec 17.
PDXPortland International
2,321 mi · 7 flights a week
IADWashington Dulles International
When they leave
Portland time8:25a8:25aDeparts 8:25 AM
One departure, at 8:25 AM. It runs daily.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from Portland to Washington
United Airlines is the only airline flying nonstop from Portland to Washington, daily on the Boeing 737 MAX 9.
The flight covers 2,321 miles.
Flying back, Washington to Portland has 7 nonstop flights a week. From Portland, Baltimore (BWI) and Ronald Reagan Washington National (DCA) are the other Washington area airports with nonstop flights, 7 and 7 a week.
Return flights
Every Washington airport
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Find the cheapest day to fly from Portland to Washington.
Schedules as of Oct 9, 2026.