£113 Cheap Flights from Washington (IAD) to Portland (PDX)

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Cheap Flights from Washington (IAD) to Portland (PDX)

Prices were available within the past 7 days and start at £113 for one-way flights and £282 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Flight from Washington to Portland route information
Origin airport
Washington Dulles Intl.
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines
Return price
£282
Distance
3713 km

Compare flights from Washington to Portland easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Portland. Operating between them 2 flights per day, 20 airlines cover the route. And Brussels Airlines, United Airlines fly direct, getting you to Portland Intl. in just 0hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Portland Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Portland Intl. (PDX) 

The easiest way to view the best deals on flights from Washington to Portland today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Portland Intl. start at just £282 and range up to £358.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Portland
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Portland flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Portland Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

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 £282. 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.

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