€136 Cheap Flights Washington to Portland (IAD-PDX)

View €136 flight on Sat, 6 Sep 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Portland International Airport (PDX)

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Cheap flights from Washington to Portland (IAD-PDX)

Prices were available within the past 7 days and start at €136 for one-way flights and €272 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€272 Return, found 11 hours ago
€272
Return
found 11 hours ago
Select American Airlines flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €272 found 11 hours ago
Delta
Sat, 6 Sep - Sat, 13 Sep
IAD
Washington
PDX
Portland
€288 Return, found 2 days ago
€288
Return
found 2 days ago
Select Delta flight, departing Sat, 6 Sep from Washington to Portland, returning Sat, 13 Sep, priced at €288 found 2 days ago
American Airlines
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€290 Return, found 11 hours ago
€290
Return
found 11 hours ago
Select American Airlines flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €290 found 11 hours ago
American Airlines
Sat, 6 Sep - Sat, 13 Sep
IAD
Washington
PDX
Portland
€306 Return, found 2 days ago
€306
Return
found 2 days ago
Select American Airlines flight, departing Sat, 6 Sep from Washington to Portland, returning Sat, 13 Sep, priced at €306 found 2 days ago
Delta
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€307 Return, found 11 hours ago
€307
Return
found 11 hours ago
Select Delta flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €307 found 11 hours ago
Delta
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€323 Return, found 11 hours ago
€323
Return
found 11 hours ago
Select Delta flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €323 found 11 hours ago
Delta
Sat, 6 Sep - Sat, 13 Sep
IAD
Washington
PDX
Portland
€323 Return, found 2 days ago
€323
Return
found 2 days ago
Select Delta flight, departing Sat, 6 Sep from Washington to Portland, returning Sat, 13 Sep, priced at €323 found 2 days ago
Delta
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€324 Return, found 11 hours ago
€324
Return
found 11 hours ago
Select Delta flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €324 found 11 hours ago
Delta
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€329 Return, found 11 hours ago
€329
Return
found 11 hours ago
Select Delta flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €329 found 11 hours ago
United
Sat, 20 Sep - Sat, 27 Sep
IAD
Washington
PDX
Portland
€333 Return, found 11 hours ago
€333
Return
found 11 hours ago
Select United flight, departing Sat, 20 Sep from Washington to Portland, returning Sat, 27 Sep, priced at €333 found 11 hours ago

Find the cheapest month to fly from Washington (IAD) to Portland (PDX)

May is typically the cheapest month to fly

From €180 - €411 per traveller.

Graph displaying average flight prices per month

Washington to Portland route information
Origin airport
Washington Dulles Intl.
Destination airport
Portland Intl.
Airlines serving
American Airlines, Delta, United
Return price
€272
Distance
3713 km
Average flight time
4 hours 30 mins

Perfect flights from Washington to Portland

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to Portland. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Portland, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Washington Dulles Intl. to Portland Intl. ticket options cater to your travel preferences, with incredible one-way fares from €136 and roundtrip prices from €272. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Portland Intl. and explore Portland and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your IAD to PDX travel arrangements today and embark on the journey of a lifetime in Portland.

Frequently asked questions

How much is a flight from IAD to PDX Airport?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Dulles Intl. Airport and PDX start from €272. Book now to get the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to Portland Airport?
Most flights can be cancelled online, but each air carrier has a different set of terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to PDX that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to Portland Intl. Airport (PDX) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dulles Intl. Airport to Portland Intl. Airport (PDX)?
The flight distance from Dulles Intl. Airport to PDX is 3,700 kilometres. Work your way through your travel song playlist or finish off your latest read and the journey will zip by.
Which airlines fly direct from Dulles Intl. Airport to PDX?
Check out the deals on offer with United Airlines (UA) if you want to fly directly from Washington Dulles Intl. Airport (IAD) to PDX. This top airline operates 30 flights every month, so you're sure to find one that fits your schedule.
Are IAD to PDX flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes find a bargain, with some of the cheapest fares from Washington Dulles Intl. Airport (IAD) to PDX Airport popping up a few weeks before the date of departure. If you'd rather plan ahead, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines advertise prices so far in advance.

Explore a world of travel with Expedia

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