CA $208 Cheap Flights from Portland (PDX) to Washington (IAD)

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

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

Prices were available within the past 7 days and start at CA $208 for one-way flights and CA $414 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
American Airlines
American Airlines
American Airlines
Alaska Airlines
Delta
Delta
Alaska Airlines
Alaska Airlines
Flight from Portland to Washington (PDX - IAD) route information
Origin airport
Portland Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta
Roundtrip price
CA $414
Distance
3713 km

Portland to Chantilly Flights

The easy way to book your flights from Portland to Washington 

With Expedia, it’s simple to find and book flights to Washington from Portland whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Brussels Airlines, United Airlines nonstop flights to Washington Dulles Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Portland to Washington today, tomorrow, or this week.  

 

Save dollars with cheap flights from Portland Intl., PDX to Washington Dulles Intl., IAD 

Sort your search results by price to find great deals on your flight from Portland to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Portland currently is just CA $414 rising to CA $469.  

Here are more money-saving tips: 

  • Fly in January when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Washington from Portland 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.

Frequently asked questions

How much is a flight from PDX to Dulles Intl. Airport?
If you’re planning on traveling from Portland Intl. Airport (PDX) to IAD, round-trip flights start from CA $414. This figure is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don’t wait around. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Airport (PDX) to Dulles Intl. Airport?
This differs between air carriers, as each one has its own set of terms and conditions. Visit the Customer Service Portal, where you’ll find instructions on how to cancel your flight online.
How do I find cheap flights from Portland Intl. Airport (PDX) to IAD 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 PDX to IAD flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from PDX Airport to Dulles Intl. Airport?
The flying distance from Portland Intl. Airport (PDX) to Dulles Intl. Airport is 3,700 kilometers. Listen to some music or bury your nose in a book and the journey will zip by.
Which airlines fly direct from PDX to Washington Dulles Intl. Airport (IAD)?
If you’re looking to fly directly from PDX to Dulles Intl. Airport, United Airlines (UA) is a popular option. It operates 30 flights each month between Portland and Chantilly.
Are Portland Airport to IAD flight tickets cheaper when they're purchased at the last minute?
It is possible to nab a fantastic last-minute deal from PDX Airport to Dulles Intl. Airport, but it’s also possible to miss out entirely! As many airlines release seats up to a year in advance, it’s worthwhile keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can be certain you’re always getting the latest offers.
*Available to Expedia members.