$139 Cheap Flights from Washington to Portland

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Washington Dulles Intl. to Portland Intl.

Amazing IAD to PDX Flight Deals

The cheapest flights to Portland Intl. found within the past 7 days were $277 round trip and $139 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for IAD to PDX

CarrierFlightDepart IADArrive PDXFri
UA261005:45 pm08:23 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

Can I catch a flight from IAD to PDX right now?
It’s wise to learn about any quarantine requirements and travel advice reports in effect in your destination city. Make sure you visit our Covid-19 Travel Advisor for up-to-date information on booking a flight to PDX.
Are there direct flights from Dulles Intl. Airport to PDX?
Be a wise wanderer and get your hands on a direct flight from IAD to PDX Airport with United Airlines. This carrier is the best choice if you’d rather travel to Portland as soon as practicable.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to PDX, please visit our Customer Service Portal.
How long is the flight from Dulles Intl. Airport to Portland Airport?
Leave the plane feeling well-rested by having a snooze and something to eat during your flight to PDX. With an average travel time of 7 hours and 23 minutes from IAD, you’ll have ample time to indulge in both.
What is the flight distance from Washington Dulles Intl. Airport (IAD) to Portland Airport?
With a flight distance of 2,300 mi between Washington Dulles Intl. Airport (IAD) and PDX, you’ll be in your seat for quite a while. It’s the perfect opportunity to watch a movie or two, get some work out of the way or just sit back and relax with a few podcasts.
What airlines fly from Dulles Intl. Airport to PDX?
If you’re hoping to find an air carrier that offers direct flights from Sterling to Portland and rates highly with other travelers, check out United Airlines. They offer up to 30 services on this route every month.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, Delta or United Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.


Traveling From
Washington Dulles Intl.
Traveling To
Portland Intl.
Shortest Flight Time
0 hours 22 mins
Earliest Departure Time
5:45PM PDT
Latest Departure Time
5:45PM PDT
Lowest Flight Price

Route Info

Flight path for flights from Washington Dulles International Airport to Portland International Airport

2,798.00 miles

Airlines & Aircraft Used on IAD to PDX Flight Routes

Airline Carrier
American Airlines
Boeing 737-700 pax

Discover our best flights from Washington IAD to Portland PDX. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 


Find our best return flights from Washington IAD to Portland PDX at the right price  

Airfares to Portland PDX from Washington IAD currently cost between $277 and $332. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 


Book one-way flights from Washington IAD to Portland PDX 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Washington IAD to Portland PDX on Travelocity starting at $139. Prices and availability subject to change. Additional terms may apply. 


Get to Portland PDX from Washington IAD quicker with direct flights. 

Get to Portland faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to PDX from IAD to take around 0 hour(s) 22 min(s).  


Find our cheapest airfares for flights from Washington IAD to Portland PDX

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to PDX from IAD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  


Get our best airfare deals for your flight from Washington IAD to Portland PDX today 

If you’re flexible about when you travel, November is usually the cheapest month to fly from Washington IAD to Portland PDX. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 


Book flexible airline tickets for flights to Portland PDX from Washington IAD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to PDX from IAD have this option.  


Travel with confidence when you book flights to Portland PDX from Washington IAD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.