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Dulles Intl

$154+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IAD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/246:11 amRDM - IAD
1 stop8h 10mAlaska Airlines
Tue 1/67:33 amIAD - RDM
1 stop13h 20mAlaska Airlines
Deal found 12/16$415
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/3010:52 pmPDX - IAD
Nonstop4h 58mUnited Airlines
Tue 1/61:05 pmIAD - PDX
1 stop8h 51mUnited Airlines
Deal found 12/15$448
This Southwest deal was found by Cheapflights users on 12/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:10 amPDX - IAD
1 stop9h 20mSouthwest
Wed 1/75:30 pmIAD - PDX
1 stop7h 45mSouthwest
Deal found 12/15$457
This Delta deal was found by Cheapflights users on 12/15. 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 12/3112:35 pmPDX - IAD
1 stop7h 17mDelta
Wed 1/77:05 amIAD - PDX
1 stop8h 27mDelta
Deal found 12/15$478
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:45 pmPDX - IAD
2 stops17h 39mUnited Airlines
Tue 1/61:05 pmIAD - PDX
1 stop8h 51mUnited Airlines
Deal found 12/16$488
This Delta deal was found by Cheapflights users on 12/15. 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 12/3112:35 pmPDX - IAD
1 stop7h 17mDelta
Fri 1/93:00 pmIAD - PDX
1 stop10h 15mDelta
Deal found 12/15$498
This Delta deal was found by Cheapflights users on 12/15. 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 12/3112:35 pmPDX - IAD
1 stop20h 38mDelta
Thu 1/83:00 pmIAD - PDX
1 stop10h 15mDelta
Deal found 12/15$510
This Delta deal was found by Cheapflights users on 12/15. 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 12/3112:35 pmPDX - IAD
1 stop7h 17mDelta
Tue 1/67:30 amIAD - PDX
1 stop29h 37mDelta
Deal found 12/15$512
This Delta deal was found by Cheapflights users on 12/15. 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 12/301:30 pmPDX - IAD
2 stops17h 19mDelta
Wed 1/77:05 amIAD - PDX
1 stop8h 27mDelta
Deal found 12/15$515
This Delta deal was found by Cheapflights users on 12/15. 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 12/3010:05 pmPDX - IAD
1 stop8h 44mDelta
Sat 1/107:00 amIAD - PDX
1 stop8h 46mDelta
Deal found 12/15$518
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/3010:52 pmPDX - IAD
Nonstop4h 58mUnited Airlines
Wed 1/712:35 pmIAD - PDX
1 stop8h 35mUnited Airlines
Deal found 12/15$524
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/3110:52 pmPDX - IAD
Nonstop4h 58mUnited Airlines
Wed 1/72:24 pmIAD - PDX
1 stop9h 48mUnited Airlines
Deal found 12/15$528

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$287
(Delta)

One-way from

$154
(Southwest)

Popular in

March

Cheapest in

January

Average price

$417

Good round-trip deal

$476 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Portland-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Portland-Washington, D.C. (WAS) flights.
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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. 3% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Oregon to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Oregon to Washington, D.C. Dulles Intl.
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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 December 18, 2025.
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

MedfordWashington, D.C.

MFR - IAD

MFRIAD

Medford

Tue 1/13

5:42 am-4:26 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Tue 1/20

6:04 pm-4:57 pm

1 stop25h 53m

$287

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

7:30 am-2:36 pm

1 stop10h 06m

$287

MedfordWashington, D.C.

MFR - IAD

MFRIAD

Medford

Tue 3/17

12:30 pm-11:49 pm

1 stop8h 19m

Washington, D.C. Dulles Intl

Sun 3/22

7:00 am-12:13 pm

1 stop8h 13m

$287

MedfordWashington, D.C.

MFR - IAD

MFRIAD

Medford

Sat 1/24

5:42 am-4:26 pm

1 stop7h 44m

Washington, D.C. Dulles Intl

Wed 1/28

6:04 pm-12:43 pm

1 stop21h 39m

$287

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

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 1/8

1:55 pm-4:26 pm

1 stop24h 31m

Washington, D.C. Dulles Intl

Mon 1/12

6:04 pm-10:52 am

1 stop18h 48m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 3/4

1:51 pm-11:10 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Sun 3/8

7:00 am-1:06 pm

1 stop8h 06m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 1/13

6:23 am-4:26 pm

1 stop8h 03m

Washington, D.C. Dulles Intl

Tue 1/20

6:04 pm-10:52 am

1 stop18h 48m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Mon 1/12

1:40 pm-11:10 pm

1 stop7h 30m

Washington, D.C. Dulles Intl

Wed 1/21

7:30 am-4:17 pm

1 stop10h 47m

$287

EugeneWashington, D.C.

EUG - IAD

EUGIAD

Eugene

Wed 2/18

1:29 pm-5:20 pm

1 stop24h 51m

Washington, D.C. Dulles Intl

Sat 2/28

7:05 am-12:52 pm

1 stop8h 47m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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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.

What is the cheapest time of day to fly from OR to IAD?

Find hourly flight availability from Oregon to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Oregon to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.

What is the cheapest day to fly from Oregon to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Oregon to Dulles Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Oregon to Washington, D.C. Dulles Intl Airport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Oregon to Washington, D.C. Dulles Intl Airport?

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 Alaska Airlines and Delta fly from Oregon to Washington, D.C. Dulles Intl Airport in about 7h 44m. The time it takes to get you to your destination can typically vary by up to 56m. There are 2363 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 $83 on Frontier. Other airlines that offer cheap prices include Alaska Airlines from $148 and Delta from $148 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 $178. On average you can expect to pay $1,122. The most popular route, (Portland - Washington, D.C. Dulles Intl), can usually be booked for $277.

  • 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
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

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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.
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Charlotte to Dulles Intl flights
Miami to Reagan-National 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$180Average$458FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$257Average$516FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$263Average$497FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$306Average$563FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$318Average$394FlexibilityNo cancel feeOn-time63%

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