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 Frontier, which is currently one of the cheapest options available, starting at $143. Hawaiian Airlines flights start at $150 while deals on Sun Country Air start at $150 one-way.

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.

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).

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 - Eugene 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 $188. While the most popular route (Washington, D.C. Dulles Intl - Portland) can be booked for $297 on average our data indicates $416 when flying from Washington, D.C. Dulles Intl Airport to Oregon.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Oregon?

The most popular airlines flying from Washington, D.C. Dulles Intl Airport to Oregon are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Oregon?

Find a great deal and save up to 37% by booking at least 12 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. Dulles Intl Airport to Oregon within the next two weeks, with the cheapest ticket starting at $231.

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

Our data shows that August tends to be the cheapest month to fly to Oregon from Washington, D.C. Dulles Intl Airport. Users have commonly found prices around $437 for the month, but tickets can be as low as $117. Due to multiple factors, prepare for potentially higher prices in December.

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.

$111+ Flights from Washington, D.C. Dulles Intl Airport to Oregon

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Cheap flight deals from Dulles Intl to Oregon

Round-trip from	$273 (SmartFares)
One-way from	$111 (Trip.com)
Popular in	December
Cheapest in	August
Average price	$396
Good round-trip deal	$438 or less
Good one-way deal	$271 or less

From Washington, D.C. Dulles Intl to Oregon

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Oregon

Search Deals

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 ($12 potential savings vs. average RT price).

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Average for round-trip flights in July 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 July 29, 2025.

Fri 9/126:09 pmIAD - BOI

1 stop7h 59mAlaska Airlines

Fri 9/197:17 pmBOI - IAD

1 stop10h 16mAlaska Airlines

Deal found 7/29

$273

Wed 9/179:00 amIAD - BOI

1 stop10h 18mHawaiian Airlines

Sat 9/207:17 pmBOI - IAD

1 stop10h 16mHawaiian Airlines

Deal found 7/27

$295

Sat 9/205:33 pmIAD - PDX

Nonstop5h 30mUnited Airlines

Sat 9/278:08 amPDX - IAD

Nonstop5h 07mUnited Airlines

Deal found 7/29

$297

Wed 9/109:00 amIAD - PDX

1 stop7h 47mHawaiian Airlines

Wed 9/178:37 pmPDX - IAD

1 stop7h 56mHawaiian Airlines

Deal found 7/27

$298

Fri 8/298:00 amIAD - PDX

1 stop13h 14mFrontier

Sun 8/3111:27 amPDX - IAD

1 stop16h 03mFrontier

Deal found 7/28

$299

Wed 8/207:22 amIAD - BOI

1 stop7h 13mDelta

Sat 8/231:35 pmBOI - IAD

1 stop7h 46mDelta

Deal found 7/28

$301

Wed 9/37:00 amIAD - EUG

1 stop8h 42mAlaska Airlines

Mon 9/85:45 pmEUG - IAD

1 stop10h 48mAlaska Airlines

Deal found 7/28

$306

Sat 11/157:20 amIAD - EUG

1 stop7h 58mDelta

Wed 11/1912:40 pmEUG - IAD

1 stop8h 09mDelta

Deal found 7/28

$307

Tue 9/167:00 amIAD - PDX

1 stop8h 27mAlaska Airlines

Tue 9/306:05 amPDX - IAD

1 stop8h 04mAlaska Airlines

Deal found 7/27

$316

Sat 8/233:26 pmIAD - PDX

1 stop9h 46mDelta

Sat 8/305:45 pmPDX - IAD

1 stop9h 10mDelta

Deal found 7/29

$317

Sat 11/159:12 amIAD - EUG

2 stops13h 31mAmerican Airlines

Wed 11/195:30 amEUG - IAD

2 stops14h 37mAmerican Airlines

Deal found 7/27

$317

Sat 9/66:09 pmIAD - RDM

1 stop9h 13mAlaska Airlines

Sat 9/135:54 amRDM - IAD

1 stop8h 15mAlaska Airlines

Deal found 7/27

$318

Best flights from Dulles Intl to Oregon
Discover carefully curated flight deals from Dulles Intl to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Fri 9/126:09 pmIAD - BOI

1 stop7h 59mAlaska Airlines

Fri 9/197:17 pmBOI - IAD

1 stop10h 16mAlaska Airlines

Deal found 7/29

$273

Wed 9/179:00 amIAD - BOI

1 stop10h 18mHawaiian Airlines

Sat 9/207:17 pmBOI - IAD

1 stop10h 16mHawaiian Airlines

Deal found 7/27

$295

Sat 9/205:33 pmIAD - PDX

Nonstop5h 30mUnited Airlines

Sat 9/278:08 amPDX - IAD

Nonstop5h 07mUnited Airlines

Deal found 7/29

$297

Fri 8/298:00 amIAD - PDX

1 stop13h 14mFrontier

Sun 8/3111:27 amPDX - IAD

1 stop16h 03mFrontier

Deal found 7/28

$299

Wed 8/207:22 amIAD - BOI

1 stop7h 13mDelta

Sat 8/231:35 pmBOI - IAD

1 stop7h 46mDelta

Deal found 7/28

$301

Sat 8/236:27 amIAD - RDM

1 stop8h 15mAmerican Airlines

Sat 8/305:24 amRDM - IAD

2 stops11h 18mAmerican Airlines

Deal found 7/29

$322

Fri 10/1012:40 pmIAD - PDX

1 stop7h 42mSun Country Air

Thu 10/166:34 pmPDX - IAD

1 stop14h 52mSun Country Air

Deal found 7/28

$325

Sun 8/2411:34 amIAD - PDX

2 stops23h 22mMultiple Airlines

Wed 8/276:35 pmPDX - IAD

1 stop14h 12mMultiple Airlines

Deal found 7/29

$335

Sat 9/133:50 pmIAD - PDX

1 stop9h 15mSouthwest

Wed 9/177:00 amPDX - IAD

2 stops12h 05mSouthwest

Deal found 7/28

$342

Wed 9/109:00 amIAD - PDX

1 stop7h 47mHawaiian Airlines

Wed 9/178:37 pmPDX - IAD

1 stop7h 56mHawaiian Airlines

Deal found 7/27

$298

Wed 9/37:00 amIAD - EUG

1 stop8h 42mAlaska Airlines

Mon 9/85:45 pmEUG - IAD

1 stop10h 48mAlaska Airlines

Deal found 7/28

$306

Tue 8/267:30 amIAD - EUG

2 stops12h 21mDelta

Fri 8/295:32 pmEUG - IAD

1 stop9h 23mDelta

Deal found 7/27

$312

Last-minute flights from Dulles Intl to Oregon
Discover last-minute flight deals from Dulles Intl to Oregon. Data last updated July 29, 2025 and is based on user searches.

Sun 8/311:58 amIAD - BOI

3 stops32h 54mMultiple Airlines

Thu 8/77:08 pmBOI - IAD

1 stop15h 23mMultiple Airlines

Deal found 7/28

$616

Sun 8/31:28 pmIAD - PDX

1 stop12h 18mSun Country Air

Wed 8/66:45 pmPDX - IAD

1 stop14h 46mSun Country Air

Deal found 7/28

$645

Mon 8/47:45 amIAD - PDX

1 stop18h 50mDelta

Tue 8/1210:05 pmPDX - IAD

1 stop8h 07mDelta

Deal found 7/28

$646

Tue 8/56:30 amIAD - EUG

1 stop9h 06mAlaska Airlines

Tue 8/125:48 pmEUG - IAD

1 stop10h 39mAlaska Airlines

Deal found 7/27

$630

Tue 8/57:02 amIAD - EUG

2 stops12h 38mDelta

Tue 8/125:32 pmEUG - IAD

1 stop9h 23mDelta

Deal found 7/27

$635

Wed 8/66:13 pmIAD - BOI

1 stop7h 58mAlaska Airlines

Thu 8/218:18 pmBOI - IAD

1 stop18h 29mAlaska Airlines

Deal found 7/28

$534

Wed 8/66:27 amIAD - BOI

2 stops12h 18mAmerican Airlines

Thu 8/211:36 pmBOI - IAD

1 stop7h 08mAmerican Airlines

Deal found 7/28

$540

Thu 8/76:30 amIAD - RDM

1 stop7h 48mAlaska Airlines

Tue 8/127:31 pmRDM - IAD

1 stop8h 19mAlaska Airlines

Deal found 7/28

$574

Thu 8/76:32 amIAD - RDM

1 stop8h 39mUnited Airlines

Tue 8/125:00 amRDM - IAD

1 stop8h 44mUnited Airlines

Deal found 7/28

$610

Thu 8/75:10 pmIAD - PDX

Nonstop5h 42mUnited Airlines

Wed 8/1311:20 pmPDX - IAD

Nonstop4h 58mUnited Airlines

Deal found 7/28

$638

Fri 8/87:30 amIAD - PDX

1 stop8h 21mMultiple Airlines

Fri 8/85:58 pmPDX - IAD

1 stop15h 03mMultiple Airlines

Deal found 7/27

$437

Fri 8/87:30 amIAD - PDX

1 stop8h 21mFrontier

Sun 8/176:16 pmPDX - IAD

1 stop9h 18mFrontier

Deal found 7/28

$445

One-way flights from Dulles Intl to Oregon
Search for one-way flight options from Dulles Intl to Oregon. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Thu 8/288:00 amIAD - BOI

1 stop11h 11mMultiple Airlines

Deal found 7/27

$111

Mon 8/187:30 amIAD - PDX

1 stop8h 21mFrontier

Deal found 7/27

$143

Wed 9/249:00 amIAD - BOI

1 stop8h 54mHawaiian Airlines

Deal found 7/28

$150

Fri 10/1012:40 pmIAD - PDX

1 stop7h 42mSun Country Air

Deal found 7/27

$150

Wed 8/206:09 pmIAD - EUG

1 stop8h 50mHawaiian Airlines

Deal found 7/29

$153

Thu 8/214:00 pmIAD - EUG

1 stop9h 50mUnited Airlines

Deal found 7/28

$154

Wed 9/246:00 amIAD - BOI

2 stops10h 15mDelta

Deal found 7/29

$156

Sat 9/136:09 pmIAD - PDX

1 stop9h 06mAlaska Airlines

Deal found 7/27

$158

Tue 9/27:00 amIAD - RDM

1 stop8h 37mHawaiian Airlines

Deal found 7/29

$159

Wed 10/226:40 pmIAD - PDX

1 stop7h 40mSouthwest

Deal found 7/28

$159

Wed 9/109:00 amIAD - MFR

1 stop8h 35mHawaiian Airlines

Deal found 7/27

$159

Wed 8/2010:25 amIAD - EUG

2 stops11h 52mAmerican Airlines

Deal found 7/29

$159

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Fri 9/12

6:09 pm-12:08 am

1 stop7h 59m

Boise Air Term. Gowen Fld

Fri 9/19

7:17 pm-7:33 am

1 stop10h 16m

$273

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 9/17

9:00 am-5:18 pm

1 stop10h 18m

Boise Air Term. Gowen Fld

Sat 9/20

7:17 pm-7:33 am

1 stop10h 16m

$295

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Sat 9/20

5:33 pm-8:03 pm

Nonstop5h 30m

Portland

Sat 9/27

8:08 am-4:15 pm

Nonstop5h 07m

$297

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Wed 9/10

9:00 am-1:47 pm

1 stop7h 47m

Portland

Wed 9/17

8:37 pm-7:33 am

1 stop7h 56m

$298

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Fri 8/29

8:00 am-6:14 pm

1 stop13h 14m

Portland

Sun 8/31

11:27 am-6:30 am

1 stop16h 03m

$299

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 8/20

7:22 am-12:35 pm

1 stop7h 13m

Boise Air Term. Gowen Fld

Sat 8/23

1:35 pm-11:21 pm

1 stop7h 46m

$301

Washington, D.C.Eugene

IAD - EUG

IADEUG

Washington, D.C. Dulles Intl

Wed 9/3

7:00 am-12:42 pm

1 stop8h 42m

Eugene

Mon 9/8

5:45 pm-7:33 am

1 stop10h 48m

$306

Washington, D.C.Eugene

IAD - EUG

IADEUG

Washington, D.C. Dulles Intl

Tue 8/26

7:30 am-4:51 pm

2 stops12h 21m

Eugene

Fri 8/29

5:32 pm-5:55 am

1 stop9h 23m

$312

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Tue 9/16

7:00 am-12:27 pm

1 stop8h 27m

Portland

Tue 9/30

6:05 am-5:09 pm

1 stop8h 04m

$316

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Sat 8/23

3:26 pm-10:12 pm

1 stop9h 46m

Portland

Sat 8/30

5:45 pm-5:55 am

1 stop9h 10m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 60 results

...

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 $368). 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?

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.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Oregon

The most flights from IAD to USOR are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Oregon

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Washington, D.C. Dulles Intl Airport to Oregon to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Southwest

8.0

Very good

4,238 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Delta

8.0

Very good

7,977 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Hawaiian Airlines

7.8

Good

2,605 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

United Airlines

7.4

Good

8,899 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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 Frontier, which is currently one of the cheapest options available, starting at $143. Hawaiian Airlines flights start at $150 while deals on Sun Country Air start at $150 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 - Eugene 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 $188. While the most popular route (Washington, D.C. Dulles Intl - Portland) can be booked for $297 on average our data indicates $416 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 $368). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dulles Intl to Oregon

Baltimore to Fort Lauderdale flights

Dulles Intl to Las Vegas flights

Reagan-National to O'Hare Intl flights

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Reagan-National to Seattle flights

Dulles Intl to O'Hare Intl flights

Baltimore to Dallas/Fort Worth flights

Dulles Intl to Miami flights

Baltimore to O'Hare Intl flights

Baltimore to Boston flights

Reagan-National to Boston flights

Dulles Intl to Dallas/Fort Worth flights

Reagan-National to Los Angeles flights

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Reagan-National to Miami flights

Dulles Intl to Boston flights

Dulles Intl to San Francisco flights

Reagan-National to Las Vegas flights

Reagan-National to San Francisco flights

Baltimore to Miami flights

Reagan-National to Orlando flights

Dulles Intl to Seattle flights

Dulles Intl to Atlanta flights

Dulles Intl to Los Angeles flights

Baltimore to Denver flights

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Dulles Intl to Fort Lauderdale flights

Dulles Intl to Orlando flights

Dulles Intl to Midway flights

Baltimore to Los Angeles flights

Baltimore to Atlanta flights

Dulles Intl to Tampa flights

Reagan-National to Fort Lauderdale flights

Reagan-National to Atlanta flights

Baltimore to Hobby flights

Reagan-National to Hobby flights

Baltimore to San Francisco flights

Reagan-National to Dallas/Fort Worth flights

Reagan-National to Denver flights

Dulles Intl to Denver flights

Dulles Intl to Minneapolis flights

Dulles Intl to Honolulu flights

Baltimore to Minneapolis flights

Dulles Intl to Hobby flights

Dulles Intl to Sky Harbor Intl flights

Baltimore to Midway flights

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Reagan-National to Tampa flights

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Complete your trip

Oregon car rentals

Portland Airport car rentals

Eugene Airport car rentals

Bend/Redmond Airport car rentals

Medford Airport car rentals

North Bend Airport car rentals

Klamath Falls Kingsley Field Airport car rentals

Portland car rentals

Salem car rentals

Eugene car rentals

Brookings car rentals

Medford car rentals

Top 7 airlines flying from Dulles Intl to Oregon

Airline	Cheapest	Average	Flexibility	On-time
Sun Country Air	Cheapest$181	Average$470	FlexibilityNo cancel fee	On-time83%
American Airlines	Cheapest$182	Average$456	FlexibilityNo cancel fee	On-time71%
Frontier	Cheapest$191	Average$294	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$278	Average$600	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$293	Average$389	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$328	Average$499	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$366	Average$532	FlexibilityNo cancel fee	On-time63%

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$111+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Oregon with Cheapflights

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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 July 29, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Dulles Intl to Oregon

Cheapest flights from Dulles Intl to OregonExplore 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 July 29, 2025.

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 July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Oregon that are best for you.

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.

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?

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 July 29, 2025.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Oregon

Explore weekly flight availability from Dulles Intl to Oregon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2025.

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 July 29, 2025.

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Washington, D.C. Dulles Intl Airport to Oregon to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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

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Alternative routes for Dulles Intl to Oregon

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Top 7 airlines flying from Dulles Intl to Oregon

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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 July 29, 2025.