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Dulles Intl

$119+ Cheap flights from Oregon to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IAD
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Oregon to Dulles Intl

Cheapest flights from Oregon to Dulles Intl
Explore the most affordable flight options available from Oregon to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/71:43 pm
BOI
-
IAD
1 stop8h 42m
Delta
Sat 3/147:00 am
IAD
-
BOI
1 stop8h 05m
Delta
Deal found 2/4$237
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:30 am
BOI
-
IAD
2 stops13h 16m
Delta
Sat 3/147:00 am
IAD
-
BOI
1 stop11h 00m
Delta
Deal found 2/3$242
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/711:25 am
EUG
-
IAD
1 stop8h 45m
Delta
Tue 3/102:15 pm
IAD
-
EUG
2 stops12h 34m
Delta
Deal found 2/4$242
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:34 am
BOI
-
IAD
2 stops12h 22m
Delta
Tue 4/216:00 am
IAD
-
BOI
2 stops10h 26m
Delta
Deal found 2/4$247
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:30 am
MFR
-
IAD
1 stop8h 40m
Delta
Sat 2/2812:24 pm
IAD
-
MFR
2 stops13h 48m
Delta
Deal found 2/4$252
This Alaska Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
EUG
-
IAD
1 stop9h 20m
Alaska Airlines
Tue 5/127:10 am
IAD
-
EUG
1 stop8h 36m
Alaska Airlines
Deal found 2/4$257
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:54 pm
BOI
-
IAD
1 stop7h 01m
Delta
Tue 3/106:00 am
IAD
-
BOI
2 stops10h 04m
Delta
Deal found 2/3$262
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/112:37 pm
BOI
-
IAD
1 stop6h 57m
United Airlines
Sat 4/185:15 pm
IAD
-
BOI
1 stop7h 20m
United Airlines
Deal found 2/4$265
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:09 am
EUG
-
IAD
1 stop9h 46m
Delta
Tue 5/127:10 am
IAD
-
EUG
1 stop8h 34m
Delta
Deal found 2/5$268
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:57 pm
PDX
-
IAD
1 stop7h 20m
United Airlines
Mon 3/96:15 am
IAD
-
PDX
1 stop8h 36m
United Airlines
Deal found 2/3$277
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/711:25 am
EUG
-
IAD
1 stop8h 45m
Delta
Wed 3/117:00 am
IAD
-
EUG
1 stop13h 09m
Delta
Deal found 2/4$280
This American Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:38 am
PDX
-
IAD
1 stop10h 39m
American Airlines
Sun 2/155:00 am
IAD
-
PDX
2 stops11h 02m
American Airlines
Deal found 2/3$282

Find flight deals from Oregon to Dulles Intl

Keep the following information in mind while searching for Oregon to Dulles Intl flight deals. Data was last updated February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(Delta)

One-way from

$119
(United Airlines)

Popular in

March

Cheapest in

February

Average price

$356

Good round-trip deal

$471 or less

Good one-way deal

$218 or less
Provider with most accurate pricing for Portland-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Washington, D.C. (WAS) flights.
Search Deals
From Oregon to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Oregon to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Oregon to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Oregon to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Oregon to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Oregon

Fly to

Dulles Intl

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 3/7

1:51 pm-11:10 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-4:00 pm

1 stop11h 00m

$237

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 3/4

10:53 am-8:48 pm

1 stop7h 55m

Washington, D.C. Dulles Intl

Wed 3/11

2:36 pm-9:13 pm

1 stop8h 37m

$237

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 3/3

6:28 am-5:20 pm

1 stop8h 52m

Washington, D.C. Dulles Intl

Tue 3/10

7:05 am-3:08 pm

1 stop10h 03m

$237

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 3/4

5:20 am-1:34 pm

1 stop6h 14m

Washington, D.C. Dulles Intl

Wed 3/11

7:00 am-2:05 pm

1 stop9h 05m

$237

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 3/10

11:30 pm-9:10 am

1 stop7h 40m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-4:00 pm

1 stop11h 00m

$237

EugeneWashington, D.C.

EUG - IAD

EUGIAD

Eugene

Sat 3/7

11:25 am-11:10 pm

1 stop8h 45m

Washington, D.C. Dulles Intl

Tue 3/10

2:15 pm-11:49 pm

2 stops12h 34m

$242

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 4/18

5:34 am-7:56 pm

2 stops12h 22m

Washington, D.C. Dulles Intl

Tue 4/21

6:00 am-2:26 pm

2 stops10h 26m

$247

MedfordWashington, D.C.

MFR - IAD

MFRIAD

Medford

Wed 2/25

11:30 am-11:10 pm

1 stop8h 40m

Washington, D.C. Dulles Intl

Sat 2/28

12:24 pm-11:12 pm

2 stops13h 48m

$252

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 3/10

6:28 am-5:20 pm

1 stop8h 52m

Washington, D.C. Dulles Intl

Sat 3/14

7:05 am-2:58 pm

1 stop9h 53m

$257

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 3/3

8:41 am-7:27 pm

1 stop8h 46m

Washington, D.C. Dulles Intl

Tue 3/10

4:00 pm-9:29 pm

1 stop7h 29m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

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Best time to book a flight from Oregon to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Oregon to Washington, D.C. Dulles Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Oregon to Washington, D.C. Dulles Intl Airport (average of $226). Flying from Oregon to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oregon to Washington, D.C. Dulles Intl Airport?

    Airlines like Delta, United Airlines, and Alaska Airlines fly from Oregon to Washington, D.C. Dulles Intl Airport in about 7h 19m. The time it takes to get you to your destination can typically vary by up to 1h 33m. There are 2019 mi between Oregon and Washington, D.C. Dulles Intl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oregon to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $108 on American Airlines. Other airlines that offer cheap prices include Delta from $131 and Frontier from $141 one-way.

  • What are the most popular routes from Oregon to Washington, D.C. Dulles Intl Airport?

    While some choose either Boise Air Term. Gowen Fld - Washington, D.C. Dulles Intl or Eugene - Washington, D.C. Dulles Intl, Portland - Washington, D.C. Dulles Intl is the most popular route from Oregon to Washington, D.C. Dulles Intl Airport.

  • What are the cheapest flights from Oregon to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Oregon to Washington, D.C. Dulles Intl Airport is $168. On average you can expect to pay $463. The most popular route, (Portland - Washington, D.C. Dulles Intl), can usually be booked for $257.

  • Can I find deals for flights from Oregon to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Oregon to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Dulles Intl.

  • Can I find deals for business class flights from Oregon to Dulles Intl?

    Yes. Cheapflights offers flight deals from Oregon to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Oregon to Washington, D.C. Dulles Intl Airport (average of $226). Flying from Oregon to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

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Alternative routes for Oregon to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Boston to Baltimore flights
Los Angeles to Reagan-National flights
Boston to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Reagan-National flights
Hobby to Reagan-National flights
Atlanta to Baltimore flights
Los Angeles to Baltimore flights
Boston to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Atlanta to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Seattle to Reagan-National flights
Los Angeles to Dulles Intl flights
O'Hare Intl to Baltimore flights
Orlando to Dulles Intl flights
San Francisco to Reagan-National flights
Atlanta to Reagan-National flights
Seattle to Dulles Intl flights
San Francisco to Dulles Intl flights
San Francisco to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Hobby to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Miami to Dulles Intl flights
Denver to Baltimore flights
Tampa to Dulles Intl flights
Hobby to Baltimore flights
George Bush Intcntl to Dulles Intl flights
Orlando to Baltimore flights
Detroit to Dulles Intl flights
Austin to Dulles Intl flights
Orlando to Reagan-National flights
Denver to Dulles Intl flights
Fort Lauderdale to Baltimore flights
Denver to Reagan-National flights
Detroit to Baltimore flights
LaGuardia to Reagan-National flights
Tampa to Reagan-National flights
Seattle to Baltimore flights
Sky Harbor Intl to Dulles Intl flights
Newark to Dulles Intl flights
Minneapolis to Reagan-National flights
Miami to Baltimore flights
Austin to Reagan-National flights
Detroit to Reagan-National flights
Charlotte to Baltimore flights
Ontario to Dulles Intl flights
Minneapolis to Dulles Intl flights

Top 5 airlines flying from Oregon to Dulles Intl

Discover the top 5 airlines that operate flights from Oregon to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$253Average$509FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$263Average$487FlexibilityNo cancel feeOn-time85%
DeltaCheapest$277Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$285Average$549FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$336Average$396FlexibilityNo cancel feeOn-time63%

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