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Cheap Flights from Washington D.C. (WASA) to Portland (PDX)

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Flight deals from Washington D.C. to Portland

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Portland Airport? If you want to travel next month, return fares start from $321. Find the lowest prices on one-way and return tickets right here.
Portland.$321 per passenger.Departing Wed, 9 Sep, returning Wed, 16 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Wed, 9 Sep, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Wed, 16 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $321, select.
Portland.$321 per passenger.Departing Wed, 19 Aug, returning Sat, 22 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Wed, 19 Aug, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Sat, 22 Aug, arriving in Baltimore Washington International.Price includes taxes and charges.From $321, select.
Portland.$322 per passenger.Departing Sat, 22 Aug, returning Tue, 1 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Sat, 22 Aug, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Tue, 1 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $322, select.
Portland.$336 per passenger.Departing Wed, 25 Nov, returning Wed, 2 Dec.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Wed, 25 Nov, arriving in Portland.Inbound indirect flight with United, departs from Portland on Wed, 2 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $336, select.
Portland.$336 per passenger.Departing Wed, 18 Nov, returning Wed, 25 Nov.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Wed, 18 Nov, arriving in Portland.Inbound indirect flight with United, departs from Portland on Wed, 25 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From $336, select.
Portland.$337 per passenger.Departing Sat, 9 Jan, returning Sat, 23 Jan.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Sat, 9 Jan, arriving in Portland.Inbound indirect flight with United, departs from Portland on Sat, 23 Jan, arriving in Baltimore Washington International.Price includes taxes and charges.From $337, select.
Portland.$337 per passenger.Departing Sat, 31 Oct, returning Wed, 4 Nov.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Sat, 31 Oct, arriving in Portland.Inbound indirect flight with United, departs from Portland on Wed, 4 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From $337, select.
Portland.$352 per passenger.Departing Fri, 16 Oct, returning Tue, 20 Oct.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Fri, 16 Oct, arriving in Portland.Inbound indirect flight with United, departs from Portland on Tue, 20 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $352, select.
Portland.$354 per passenger.Departing Tue, 29 Sep, returning Fri, 2 Oct.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Tue, 29 Sep, arriving in Portland.Inbound indirect flight with United, departs from Portland on Fri, 2 Oct, arriving in Baltimore Washington International.Price includes taxes and charges.From $354, select.
Portland.$371 per passenger.Departing Tue, 1 Sep, returning Tue, 22 Sep.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Baltimore Washington International on Tue, 1 Sep, arriving in Portland.Inbound direct flight with Southwest Airlines departs from Portland on Tue, 22 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From $371, select.
Portland.$372 per passenger.Departing Fri, 29 Jan, returning Mon, 1 Feb.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Fri, 29 Jan, arriving in Portland.Inbound indirect flight with United, departs from Portland on Mon, 1 Feb, arriving in Baltimore Washington International.Price includes taxes and charges.From $372, select.
Portland.$401 per passenger.Departing Wed, 22 Jul, returning Wed, 29 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Wed, 22 Jul, arriving in Portland.Inbound indirect flight with Frontier Airlines, departs from Portland on Wed, 29 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $401, select.
Portland.$402 per passenger.Departing Tue, 28 Jul, returning Sat, 8 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Baltimore Washington International on Tue, 28 Jul, arriving in Portland.Inbound indirect flight with Southwest Airlines, departs from Portland on Sat, 8 Aug, arriving in Baltimore Washington International.Price includes taxes and charges.From $402, select.
Portland.$494 per passenger.Departing Fri, 11 Dec, returning Mon, 14 Dec.Return flight with United.Outbound indirect flight with United, departs from Baltimore Washington International on Fri, 11 Dec, arriving in Portland.Inbound indirect flight with United, departs from Portland on Mon, 14 Dec, arriving in Baltimore Washington International.Price includes taxes and charges.From $494, select.
Portland.$514 per passenger.Departing Fri, 9 Apr, returning Fri, 16 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Fri, 9 Apr, arriving in Portland.Inbound indirect flight with Delta, departs from Portland on Fri, 16 Apr, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $514, select.
Portland.$515 per passenger.Departing Wed, 17 Mar, returning Tue, 23 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Wed, 17 Mar, arriving in Portland.Inbound indirect flight with Delta, departs from Portland on Tue, 23 Mar, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $515, select.

Find the cheapest month to fly from Washington D.C. to Portland

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Portland flights are currently cheapest in August.
Jul
from $401
Aug
from $321
Sep
from $321
Oct
from $352
Nov
from $336
Dec
from $493
Jan
from $337
Feb
from $517
Mar
from $514
Apr
from $514
May
Find prices
Jun
Find prices

Direct flights from Washington D.C. to Portland

Washington D.C. to Portland: Alternative routes

Compare routes from Washington D.C. to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

Portland

10km from central Portland
ClosestCheapest
from $321
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Washington D.C. to Portland: Flight information

The things to know before you go.
Cheapest flight found$321
Cheapest month to flySeptember
Average flight time5 hrs, 42 mins
Most popular airlineAlaska Airlines
Average flights per week33

Finding cheap flights from Washington D.C. to Portland: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Portland is $321. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 41 minutes is the average flight time from Washington D.C. to Portland.
Alaska Airlines, Southwest Airlines and Brussels Airlines fly direct from Washington D.C. to Portland.
As of July 2026, there are 33 flights per week flying from Washington D.C. to Portland.
The cheapest month to fly from Washington D.C. to Portland is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Portland Airport on Wednesday, 9 September 2026.
Yes – the average flight time is 5 hours and 41 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Portland but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Portland is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Portland is Southwest Airlines .

Flying from Washington DC to Portland International Airport (PDX): What you need to know

  • Your adventure begins at one of Washington DC's main airports, Ronald Reagan Washington National Airport (DCA) or Washington Dulles International Airport (IAD). Explore the options for booking a flight from Washington DC to Portland International Airport (PDX) departing from either of these bases.

  • Take a direct Washington DC to Portland International Airport flight and you'll be travelling for an average of 5 hours 55 minutes.

  • Portland is three hours behind Washington DC. Portland International Airport is located in Portland, which follows the UTC-8 timezone.

  • Choose from 6 direct flights every week between Ronald Reagan Washington National Airport (DCA) and Portland International Airport (PDX). This is the busiest route, with Alaska Airlines offering a 5:10pm departure from DCA to PDX.

  • Give yourself plenty of time to catch your flight from Washington DC to PDX. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • July is a busy month for travelling. If you're heading away then or around a major holiday like Thanksgiving or Christmas, show up even earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in Washington DC

Ronald Reagan Washington National Airport (DCA)

  • Get there in one go from Ronald Reagan Washington National Airport (DCA). Nonstop flights from Washington DC to Portland International Airport (PDX) operate from here.

  • When jetting out of DCA, you can take a direct flight from Washington DC to Portland International Airport with Alaska Airlines.

  • The top choice among passengers flying between DCA and PDX is Alaska Airlines.

  • Alaska Airlines is the most punctual carrier on this route.

  • Travelling from central Washington DC to DCA takes around 25 minutes by public transport. If you drive, ride-share or grab a taxi, you'll cover the 6 kilometres in 10 minutes or so, depending on traffic conditions.

  • Catching an early flight from Washington DC to Portland International Airport? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by staying at one of these stays near Ronald Reagan Washington National Airport:

  • 71% of flights that depart Ronald Reagan Washington National Airport land at their destination on time.

  • DCA is located at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • You can book a direct Washington DC to Portland International Airport (PDX) plane ticket with departures from Washington Dulles International Airport (IAD). Work out whether leaving from IAD works best for your plans.

  • Catch your direct flight from Washington DC to PDX with United Airlines. This is one of the leading airlines flying this route out of IAD.

  • On the IAD to PDX route, United is the preferred choice for many passengers.

  • The most punctual carrier is United. Its Washington Dulles International Airport to Portland International Airport flights arrive without delay 75.9% of the time.

  • IAD is around 40 kilometres from central Washington DC. It'll take you 45 minutes or so to get to the airport in a car from the city centre. Public transport takes roughly 1 hour 10 minutes.

  • Flying off with the first light? Think about staying at one of these accommodation options near Washington Dulles International Airport the day before your Washington DC to PDX flight:

  • When it comes to flight punctuality, Washington Dulles International Airport has an on-time arrival performance of 77%.

  • You'll find IAD at 1 Saarinen Circle.

Baltimore Washington International Airport (BWI)

  • Make it to your destination faster from Baltimore Washington International Airport (BWI). Direct flights from Washington DC to Portland International Airport are available from here.

  • Get set for takeoff with Alaska Airlines. It offers direct Washington DC to PDX plane tickets from BWI.

  • The preferred airline for passengers flying between BWI and PDX is Alaska Airlines.

  • The trip to BWI from the centre of Washington DC is around 50 minutes on public transport. If you're in a car, it'll take you about 40 minutes to cover the 48 kilometres or so.

  • Set yourself up for a smooth departure — stay close to Baltimore Washington International Airport and know you'll make it to your gate with time to spare. Settle in at one of these hotels the day before if you're catching an early Washington DC to Portland International Airport flight:

  • The on-time performance rate of BWI is 77%. In other words, that's how frequently flights that depart this airport arrive within the expected time frame.

About Portland International Airport (PDX)

Getting from Portland International Airport (PDX) to central Portland

  • Portland International Airport to central Portland is roughly 10 kilometres. If you're renting a car or getting a taxi, do a little research to make your trip as smooth as possible. Journey times will vary based on traffic conditions and the time of day.

  • It takes roughly 40 minutes when travelling by public transport.

How to find the cheapest flights from Washington DC to Portland International Airport (PDX)

  • Right now, $153 is the best price we've found for a one-way ticket from Washington DC to Portland International Airport. The cheapest price for a return flight is $321. Keep in mind fares may change due to demand at the time of booking.

  • Booking ahead of time is often the key to finding a cheap flight from Washington DC to PDX. Fares tend to rise as demand increases, so the closer your departure date, the more you'll likely spend on your ticket.

  • The 'Whole month' tool shows you the cheapest Washington DC to Portland International Airport tickets throughout the month. It's a good way to snap up a bargain if your trip dates aren't set in stone.

  • Finding a cheap plane ticket from Washington DC to PDX is easy with Price Alerts. Simply create one of these automatic alerts and we'll let you know when there's a better deal.

  • Find a cheap flight from Washington DC to Portland International Airport by using the search filters. Choose your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Washington DC to Portland International Airport (PDX)

  • Think about the kind of holiday you want when deciding the best time to fly. December is the quietest month to go to Portland. July is when most people book flights from Washington DC to Portland International Airport (PDX), which may be ideal if you're chasing more action.

  • Lock in a Washington DC to PDX plane ticket departing in August if you're eager to explore the city during its warmest month. You can expect temperatures in Portland to range from 12ºC (54ºF) to 31ºC (88ºF).

  • Look for cheap tickets from Washington DC to Portland International Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -2ºC (28ºF) and 10ºC (50ºF).

More about Portland

  • After booking your flight from Washington DC to Portland International Airport, find a hotel that puts you in a great location. Make one of these accommodation options your base for exploring Portland:

  • Your Portland visit wouldn't be complete without a bit of sightseeing. Highlights that belong on your itinerary include Portland Japanese Garden, Peninsula Park Rose Garden and Beyond Van Gogh Portland.

Explore more of the United States

  • You've visited Portland, now it's time to explore other parts of the United States. Travel about 225 kilometres north to Seattle to check off its top attractions. From Space Needle to Pike Place Market and Seattle Skyline, there's plenty to keep you on the go.

  • If you're ready to explore another side of the United States, head for Tacoma, roughly 193 kilometres north of Portland. LeMay - America's Car Museum, Chihuly Bridge of Glass and Point Defiance Park are among the biggest draws.

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Plan the rest of your trip from Washington D.C. to Portland

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.