Nonstop flights from Washington to Portland
United Airlines flies this route 3 to 4 times a day.
IADWashington Dulles International
492 mi · 26 flights a week
PWMPortland International Jetport
When they leave
Washington time8:20a10:10pFirst departure 8:20 AM, last 10:10 PM
One morning flight at 8:20 AM, then one afternoon flight at 12:47 PM, then two in the evening, 5:30 PM to 10:10 PM.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from Washington to Portland
United Airlines is the only airline flying nonstop from Washington to Portland, 3 to 4 times a day on the Embraer 175 and Boeing 737 MAX 8.
There are 3 or 4 flights every day of the week. The first arrival in Portland is at 10:04 AM and the last at 11:59 PM. The flight covers 492 miles.
Flying back, Portland to Washington has 27 nonstop flights a week. Baltimore (BWI) and Ronald Reagan Washington National (DCA) also have nonstop flights to Portland, 28 and 22 a week.
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Schedules as of Oct 9, 2026.