Flights from Portland Airport to Washington

Flight deals from Portland Airport to Washington

Looking for cheap tickets from Portland Airport to Washington, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Flying from Portland Airport to Washington

Arm yourself with these facts on the fly.
Cheapest flight foundSAR 318
Cheapest month to flyFebruary
Average flight time1 hr
Average flights per week1,170
Most popular airlineAlaska Airlines

Frequently asked questions

Yes - direct flights currently operate from Portland Airport to Seattle / Tacoma International Airport and Spokane International Airport in Washington.
We looked at all of the upcoming return flights from Portland Airport to Washington we could find over the next 12 months. It looks like SAR 318 is the best price. This is good, compared to the average Washington ticket price of SAR 1,328.
The cheapest month to fly from Portland Airport to Yakima Air Terminal Airport is currently December.
The cheapest month to fly from Portland Airport to Seattle / Tacoma International Airport is currently February.
The cheapest month to fly from Portland Airport to Pasco Airport is currently December.
And the cheapest month to fly from Portland Airport to Wenatchee Airport is usually December.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Portland Airport to Washington on Saturday, 7 February 2026.
If you're flying from Portland, the cheapest city in Washington to fly into is Seattle. The cheapest airport serving Seattle at the moment is Seattle / Tacoma International.
The average flight time between Portland Airport and Washington is 1 hour.