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$149+ Cheap flights from Dulles Intl (IAD) to Oregon

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PDX
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Dulles Intl to Oregon

Keep the following information in mind while searching for Dulles Intl to Oregon flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(Alaska Airlines)

One-way from

$149
(Delta)

Popular in

December

Cheapest in

August

Average price

$448

Good round-trip deal

$436 or less

Good one-way deal

$246 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Portland flight deals.
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From Washington, D.C. Dulles Intl to Oregon
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One-way flight from Washington, D.C. Dulles Intl to Oregon
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Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Oregon.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Oregon.
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Find flight deals from Dulles Intl to Oregon

Cheapest flights from Dulles Intl to Oregon
Explore the most affordable flight options available from Dulles Intl to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 4/236:30 amIAD - BOI
1 stop9h 17mAlaska Airlines
Mon 4/281:00 pmBOI - IAD
1 stop9h 23mAlaska Airlines
Deal found 3/27$242
This Delta deal was found by Cheapflights users on 3/27. 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 4/237:25 amIAD - BOI
1 stop10h 35mDelta
Sun 4/278:00 pmBOI - IAD
1 stop8h 20mDelta
Deal found 3/27$264
This American Airlines deal was found by Cheapflights users on 3/27. 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 4/182:12 pmIAD - BOI
2 stops11h 22mAmerican Airlines
Sat 4/261:23 pmBOI - IAD
1 stop7h 19mAmerican Airlines
Deal found 3/27$271
This Frontier deal was found by Cheapflights users on 3/27. 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.
Fri 5/28:01 amIAD - PDX
1 stop10h 41mFrontier
Sun 5/41:15 pmPDX - IAD
1 stop14h 16mFrontier
Deal found 3/27$278
This Cheapflightsfares deal was found by Cheapflights users on 3/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2111:37 amIAD - PDX
1 stop8h 54mSun Country Air
Thu 4/246:20 pmPDX - IAD
1 stop15h 03mSun Country Air
Deal found 3/27$299
This United Airlines deal was found by Cheapflights users on 3/27. 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 5/105:35 pmIAD - BOI
1 stop7h 17mUnited Airlines
Sat 5/172:00 pmBOI - IAD
1 stop9h 09mUnited Airlines
Deal found 3/27$301
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 4/265:38 pmIAD - EUG
1 stop8h 42mAlaska Airlines
Sat 5/38:24 amEUG - IAD
1 stop9h 19mAlaska Airlines
Deal found 3/27$306
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:30 amIAD - PDX
1 stop7h 22mMultiple Airlines
Thu 5/11:15 pmPDX - IAD
1 stop14h 16mMultiple Airlines
Deal found 3/27$308
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/296:18 amIAD - EUG
1 stop8h 50mAmerican Airlines
Tue 5/67:12 amEUG - IAD
2 stops13h 50mAmerican Airlines
Deal found 3/27$312
This Hawaiian Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/296:30 amIAD - MFR
1 stop9h 20mHawaiian Airlines
Tue 5/611:50 amMFR - IAD
1 stop9h 08mHawaiian Airlines
Deal found 3/27$316
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/264:00 pmIAD - MFR
1 stop8h 26mUnited Airlines
Sat 5/32:05 pmMFR - IAD
1 stop8h 04mUnited Airlines
Deal found 3/27$317
This Delta deal was found by Cheapflights users on 3/27. 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 4/221:44 pmIAD - MFR
2 stops12h 57mDelta
Sat 4/265:30 pmMFR - IAD
1 stop9h 50mDelta
Deal found 3/27$322

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Oregon 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 March 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Oregon that are best for you.

Fly from

Dulles Intl

Fly to

Oregon

Route

Depart

Return

Price

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 4/23

6:30 am-1:47 pm

1 stop9h 17m

Boise Air Term. Gowen Fld

Mon 4/28

1:00 pm-12:23 am

1 stop9h 23m

$242

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 4/23

7:25 am-4:00 pm

1 stop10h 35m

Boise Air Term. Gowen Fld

Sun 4/27

8:00 pm-6:20 am

1 stop8h 20m

$264

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Fri 4/18

2:12 pm-11:34 pm

2 stops11h 22m

Boise Air Term. Gowen Fld

Sat 4/26

1:23 pm-10:42 pm

1 stop7h 19m

$271

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Fri 5/2

8:01 am-3:42 pm

1 stop10h 41m

Portland

Sun 5/4

1:15 pm-6:31 am

1 stop14h 16m

$278

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Mon 4/21

11:37 am-5:31 pm

1 stop8h 54m

Portland

Thu 4/24

6:20 pm-12:23 pm

1 stop15h 03m

$299

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 5/10

5:35 pm-10:52 pm

1 stop7h 17m

Boise Air Term. Gowen Fld

Sat 5/17

2:00 pm-1:09 am

1 stop9h 09m

$301

Washington, D.C.Eugene

IAD - EUG

IADEUG

Washington, D.C. Dulles Intl

Sat 4/26

5:38 pm-11:20 pm

1 stop8h 42m

Eugene

Sat 5/3

8:24 am-8:43 pm

1 stop9h 19m

$306

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Tue 4/29

6:30 am-10:52 am

1 stop7h 22m

Portland

Thu 5/1

1:15 pm-6:31 am

1 stop14h 16m

$308

Washington, D.C.Eugene

IAD - EUG

IADEUG

Washington, D.C. Dulles Intl

Tue 4/29

6:18 am-12:08 pm

1 stop8h 50m

Eugene

Tue 5/6

7:12 am-12:02 am

2 stops13h 50m

$312

Washington, D.C.Medford

IAD - MFR

IADMFR

Washington, D.C. Dulles Intl

Tue 4/29

6:30 am-12:50 pm

1 stop9h 20m

Medford

Tue 5/6

11:50 am-11:58 pm

1 stop9h 08m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Oregon

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oregon (average of $277). Flying from Washington, D.C. Dulles Intl Airport to Oregon in March is currently the most expensive (average of $370). 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 IAD to OR?

Find hourly flight availability from Dulles Intl to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Oregon, 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 Oregon by month

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

In terms of precipitation, rainfall in Oregon ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Oregon when rainfall is around 0.7 in.

Temperature in Oregon by month

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

If weather is an important factor for your trip to Oregon, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated March 28, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Oregon, such as Southwest, Alaska Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,335 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Food

7.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Oregon. 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 Washington, D.C. Dulles Intl Airport to Oregon one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $149. United Airlines flights start at $151 while deals on Hawaiian Airlines start at $153 one-way.

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

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to Oregon consider Washington, D.C. Dulles Intl - Portland, Washington, D.C. Dulles Intl - Boise Air Term. Gowen Fld or Washington, D.C. Dulles Intl - Bend/Redmond as they are the most popular.

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

    Looking at all options, your cheapest flight can be booked for $168. While the most popular route (Washington, D.C. Dulles Intl - Portland) can be booked for $297 on average our data indicates $592 when flying from Washington, D.C. Dulles Intl Airport to Oregon.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Oregon 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 Washington, D.C. Dulles Intl Airport to Oregon?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oregon (average of $277). Flying from Washington, D.C. Dulles Intl Airport to Oregon in March is currently the most expensive (average of $370). 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.

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Alternative routes for Dulles Intl to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to San Francisco flights
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Reagan-National to San Diego flights
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Top 7 airlines flying from Dulles Intl to Oregon

Discover the top 7 airlines that operate flights from Dulles Intl to Oregon. 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$161Average$259FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$186Average$394FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$278Average$607FlexibilityNo cancel feeOn-time69%
DeltaCheapest$297Average$510FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$316Average$456FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$336Average$532FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$366Average$589FlexibilityNo cancel feeOn-time63%
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