$120 Cheap flights from Portland Intl. to Washington Dulles Intl. (PDX to IAD)

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

Compare Flight Prices from Portland to Washington

Affordable Airfare Tickets from PDX to IAD Airport

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $212 round trip and $120 one way. Prices and availability subject to change. Additional terms may apply.

Fri, May 30 - Mon, Jun 2
PDX
Portland
IAD
Washington
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 30 from Portland to Washington, returning Mon, Jun 2, priced at $212 found 1 day ago
Sun, May 4 - Mon, May 5
PDX
Portland
IAD
Washington
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, May 4 from Portland to Washington, returning Mon, May 5, priced at $230 found 1 day ago
Thu, May 29 - Mon, Jun 2
PDX
Portland
IAD
Washington
$232 Roundtrip, found 12 hours ago
$232
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, May 29 from Portland to Washington, returning Mon, Jun 2, priced at $232 found 12 hours ago
Sun, Jun 1 - Fri, Jun 6
PDX
Portland
IAD
Washington
$248 Roundtrip, found 8 hours ago
$248
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Jun 1 from Portland to Washington, returning Fri, Jun 6, priced at $248 found 8 hours ago
Fri, May 9 - Mon, May 12
PDX
Portland
IAD
Washington
$251 Roundtrip, found 3 hours ago
$251
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, May 9 from Portland to Washington, returning Mon, May 12, priced at $251 found 3 hours ago
Fri, May 9 - Sun, May 18
PDX
Portland
IAD
Washington
$252 Roundtrip, found 2 days ago
$252
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, May 9 from Portland to Washington, returning Sun, May 18, priced at $252 found 2 days ago
Fri, May 23 - Fri, May 30
PDX
Portland
IAD
Washington
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, May 23 from Portland to Washington, returning Fri, May 30, priced at $260 found 2 days ago
Wed, May 28 - Mon, Jun 2
PDX
Portland
IAD
Washington
$267 Roundtrip, found 3 days ago
$267
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, May 28 from Portland to Washington, returning Mon, Jun 2, priced at $267 found 3 days ago
Tue, May 27 - Fri, May 30
PDX
Portland
IAD
Washington
$268 Roundtrip, found 1 day ago
$268
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, May 27 from Portland to Washington, returning Fri, May 30, priced at $268 found 1 day ago
Mon, May 19 - Fri, May 23
PDX
Portland
IAD
Washington
$270 Roundtrip, found 9 hours ago
$270
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Mon, May 19 from Portland to Washington, returning Fri, May 23, priced at $270 found 9 hours ago

Frequently asked questions

Are there direct flights from PDX Airport to IAD?
For the fastest trip between Portland and Sterling, try United Airlines. This airline offers direct flights from Portland Intl. Airport (PDX) to IAD.
How long is the flight from PDX to IAD?
The journey between Portland Airport and Washington Dulles Intl. Airport (IAD) is around 6 hours and 40 minutes. Make your trip more comfortable by saving a few shows on your laptop or phone and enjoying them with your seat reclined.
What is the flight distance from PDX Airport to IAD?
Between PDX Airport and Washington Dulles Intl. Airport (IAD), the flight distance is about 2,300 mi. So, fasten your seat belt and settle back. You’ve got some important choices to make — watch a movie, dive into your novel or catch up on your beauty sleep?
What airlines fly from Portland Airport to Washington Dulles Intl. Airport (IAD)?
With United Airlines, you won’t have to put up with extended layovers or sitting around waiting to catch your next flight. This popular airline company will fly you straight from Portland to Sterling on one of the 30 flights offered on this route each 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 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.

Flight information from Portland to Washington

 

Traveling From
Portland Intl.
Traveling To
Washington Dulles Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$212

Route Info

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


Origin:
PDX - Portland International Airport
Destination:
IAD - Washington Dulles International Airport
Distance:
2,334.00 miles


Airlines & Aircraft Used on PDX to IAD Flight Routes


Airline Carrier
Aircraft
United Airlines
Airbus A330-200

Discover our best flights from Portland PDX to Washington IAD. 

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 Portland PDX to Washington IAD at the right price  

Airfares to Washington IAD from Portland PDX currently cost between $212 and $270. 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 Portland PDX to Washington IAD 

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 Portland PDX to Washington IAD on Travelocity starting at $120. Prices and availability subject to change. Additional terms may apply. 

 

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

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

 

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

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to IAD from PDX. 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 Portland PDX to Washington IAD today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Portland PDX to Washington IAD. 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 Washington IAD from Portland PDX 

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

 

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