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Dulles Intl

$136+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IAD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap 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 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$231
(American Airlines)

One-way from

$136
(Alaska Airlines)

Popular in

March

Cheapest in

May

Average price

$359

Good round-trip deal

$447 or less

Good one-way deal

$218 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
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One-way flight from Oregon to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 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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Find 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 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/18. 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.
Fri 4/111:23 pmBOI - IAD
1 stop7h 19mAmerican Airlines
Tue 4/156:18 amIAD - BOI
1 stop8h 15mAmerican Airlines
Deal found 2/18$231
This Frontier deal was found by Cheapflights users on 2/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:15 pmPDX - IAD
1 stop14h 16mFrontier
Mon 5/128:01 amIAD - PDX
1 stop10h 41mFrontier
Deal found 2/19$238
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/116:40 pmBOI - IAD
1 stop9h 00mAlaska Airlines
Wed 4/167:00 amIAD - BOI
1 stop8h 52mAlaska Airlines
Deal found 2/20$251
This Hawaiian Airlines deal was found by Cheapflights users on 2/20. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/116:40 pmBOI - IAD
1 stop9h 00mHawaiian Airlines
Sat 4/197:00 amIAD - BOI
1 stop9h 55mHawaiian Airlines
Deal found 2/20$265
This United Airlines deal was found by Cheapflights users on 2/20. 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 4/227:00 pmBOI - IAD
1 stop8h 15mUnited Airlines
Wed 4/235:30 pmIAD - BOI
1 stop7h 33mUnited Airlines
Deal found 2/20$278
This Expedia deal was found by Cheapflights users on 2/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2810:00 pmPDX - IAD
1 stop6h 43mMultiple Airlines
Fri 5/98:01 amIAD - PDX
1 stop10h 41mMultiple Airlines
Deal found 2/20$286
This Delta deal was found by Cheapflights users on 2/18. 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.
Fri 4/113:00 pmBOI - IAD
1 stop6h 25mDelta
Tue 4/155:19 pmIAD - BOI
2 stops8h 40mDelta
Deal found 2/18$300
This Sun Country Air deal was found by Cheapflights users on 2/19. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:20 pmPDX - IAD
1 stop15h 03mSun Country Air
Sun 4/2712:17 pmIAD - PDX
1 stop8h 07mSun Country Air
Deal found 2/19$315
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/166:37 amEUG - IAD
2 stops14h 19mAmerican Airlines
Tue 4/229:10 amIAD - EUG
2 stops13h 09mAmerican Airlines
Deal found 2/20$317
This Delta deal was found by Cheapflights users on 2/20. 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.
Fri 4/412:59 amPDX - IAD
1 stop19h 26mDelta
Wed 4/96:09 amIAD - PDX
2 stops12h 13mDelta
Deal found 2/20$319
This Delta deal was found by Cheapflights users on 2/20. 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 3/185:24 pmMFR - IAD
1 stop9h 55mDelta
Tue 3/251:35 pmIAD - MFR
2 stops13h 22mDelta
Deal found 2/20$322
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 4/111:50 amPDX - IAD
1 stop14h 44mAlaska Airlines
Tue 4/87:00 amIAD - PDX
1 stop19h 55mAlaska Airlines
Deal found 2/20$322

Find flights from Oregon to Dulles Intl within your budget

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 20, 2025.

Fly from

Oregon

Fly to

Dulles Intl

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 4/11

1:23 pm-10:42 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Tue 4/15

6:18 am-12:33 pm

1 stop8h 15m

$231

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Thu 5/8

1:15 pm-6:31 am

1 stop14h 16m

Washington, D.C. Dulles Intl

Mon 5/12

8:01 am-3:42 pm

1 stop10h 41m

$238

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 4/11

6:40 pm-5:40 am

1 stop9h 00m

Washington, D.C. Dulles Intl

Wed 4/16

7:00 am-1:52 pm

1 stop8h 52m

$251

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 4/11

6:40 pm-5:40 am

1 stop9h 00m

Washington, D.C. Dulles Intl

Sat 4/19

7:00 am-2:55 pm

1 stop9h 55m

$265

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 4/22

7:00 pm-5:15 am

1 stop8h 15m

Washington, D.C. Dulles Intl

Wed 4/23

5:30 pm-11:03 pm

1 stop7h 33m

$278

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Mon 4/28

10:00 pm-7:43 am

1 stop6h 43m

Washington, D.C. Dulles Intl

Fri 5/9

8:01 am-3:42 pm

1 stop10h 41m

$286

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 4/11

3:00 pm-11:25 pm

1 stop6h 25m

Washington, D.C. Dulles Intl

Tue 4/15

5:19 pm-11:59 pm

2 stops8h 40m

$300

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Thu 4/24

6:20 pm-12:23 pm

1 stop15h 03m

Washington, D.C. Dulles Intl

Sun 4/27

12:17 pm-5:24 pm

1 stop8h 07m

$315

EugeneWashington, D.C.

EUG - IAD

EUGIAD

Eugene

Wed 4/16

6:37 am-11:56 pm

2 stops14h 19m

Washington, D.C. Dulles Intl

Tue 4/22

9:10 am-7:19 pm

2 stops13h 09m

$317

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Fri 4/4

12:59 am-11:25 pm

1 stop19h 26m

Washington, D.C. Dulles Intl

Wed 4/9

6:09 am-3:22 pm

2 stops12h 13m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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.

Travel insights for flights from Oregon to Dulles Intl

Get recent, data-driven insights about flights from Oregon to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Oregon to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Oregon to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 February 20, 2025.

When flying from Oregon to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Oregon to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

  • 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 $136 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $151 and United Airlines from $154 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 Bend/Redmond - 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 $963. The most popular route, (Portland - Washington, D.C. Dulles Intl), can usually be booked for $269.

  • 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, August is the cheapest month in which you can book a flight from Oregon to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Oregon to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 Oregon?

Book flights to Oregon if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Springfield
Rockville
Tysons
Gaithersburg
Silver Spring
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Woodbridge
Sterling
Easton
Herndon
Bowie
Reston
National Harbor
Oxon Hill

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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
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Baltimore flights
San Francisco to Dulles Intl flights
Boston to Dulles Intl flights
Hobby to Baltimore flights
Atlanta to Dulles Intl flights
Seattle to Reagan-National flights
O'Hare Intl to Dulles Intl flights
San Francisco to Reagan-National flights
Boston to Reagan-National flights
O'Hare Intl to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Boston to Baltimore flights
Seattle to Dulles Intl flights
Denver to Dulles Intl flights
O'Hare Intl to Baltimore flights
Hobby to Dulles Intl flights
Atlanta to Reagan-National flights
Orlando to Dulles Intl flights
Hobby to Reagan-National flights
San Francisco to Baltimore flights
Seattle to Baltimore flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Minneapolis to Baltimore flights
Minneapolis to Reagan-National flights
Denver to Reagan-National flights
Denver to Baltimore flights
Tampa to Dulles Intl flights
Orlando to Reagan-National flights
Fort Lauderdale to Baltimore flights
Atlanta to Baltimore flights
Minneapolis to Dulles Intl flights
Charlotte to Dulles Intl flights
Austin to Dulles Intl flights
Miami to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights
Portland to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Portland to Dulles Intl flights
Tampa to Reagan-National flights
Orlando to Baltimore flights
Detroit to Dulles Intl flights
Burbank to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Detroit to Baltimore flights

Top 6 airlines flying from Oregon to Dulles Intl

Discover the top 6 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$95Average$227FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$289Average$565FlexibilityNo cancel feeOn-time75%
DeltaCheapest$296Average$477FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$423FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$555FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$405Average$564FlexibilityNo cancel feeOn-time63%
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