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Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

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Amazing PDX to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $300 round trip and $152 one way. Prices and availability subject to change. Additional terms may apply.

Best Washington Dulles Intl. Flight and Hotel Packages

Washington Dulles Intl. flight + hotel packages - economy flights

FAQs about flights from Portland Intl. Airport (PDX) to Washington Dulles Intl. Airport (IAD)

Can I catch a flight from Portland, OR Airport (PDX-Portland Intl.) to Washington, DC Airport (IAD-Washington Dulles Intl.) right now?

For any current Washington, DC Airport (IAD-Washington Dulles Intl.) travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Check before you arrange your flight, so you don't get caught out.

Are there direct flights from PDX Airport to IAD?

If you want to fly directly from PDX Airport to Dulles Intl. Airport, look into United Airlines. This airline is perfect for you if you prefer to get from A to B fast.

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 Washington, DC Airport (IAD-Washington Dulles Intl.), please visit our Customer Service Portal.

How long is the flight from Portland Intl. Airport (PDX) to Dulles Intl. Airport?

The flight between PDX and Dulles Intl. Airport is typically around 6 hours and 14 minutes. Make your journey enjoyable by downloading a few shows on your tablet or laptop and enjoying them with your seat fully reclined.

What is the flight distance from PDX to IAD?

From Portland Airport to IAD, the flight distance is 2,610 mi. It's a lengthy ride, so make sure you bring along all the carry-on basics. Some compression socks and an eye mask are terrific items to start with.

What airlines fly from Portland Intl. Airport (PDX) to IAD?

If you're on the hunt for an airline that flies nonstop from Portland Airport to Washington, DC Airport (IAD-Washington Dulles Intl.) and is highly rated by other seasoned travelers, consider United Airlines. They offer 106 flights every month.

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 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week 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 2020, 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 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on from January to December 2020. Savings are subject to change based on departure location, date and destination.

Portland Intl. to Washington Dulles Intl. Flight FAQ

Traveling FromPortland Intl.
Traveling ToWashington Dulles Intl.
Shortest Flight Time hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price$300

Route Info

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

2,334.00 miles

Airlines & Aircraft Used on PDX to IAD Flight Routes

Airline Carrier
United Airlines
Airbus A330-200

Popular Flight Routes from Portland (PDX)

Travelers at PDX love to visit these top cities. Roam to the top destinations from Portland (PDX) today with the cheap prices from Travelocity!

Popular Flight Routes from Washington (IAD)

Travelers at IAD love to visit these top cities. Roam to the top destinations from Washington(IAD) today with the cheap prices from Travelocity!

*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.