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

IAD — PDX
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
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Cheap flight deals from Dulles Intl to Oregon

Cheapest flights from Dulles Intl to Oregon

Thu 11/267:25 am -
2 stops11h 36m
Thu 12/312:35 pm -
1 stop8h 56m
Deal found 11/5$348
Thu 12/36:15 am -
1 stop8h 44m
Tue 12/81:06 pm -
1 stop7h 09m
Deal found 11/9$360
Thu 12/37:00 am -
1 stop9h 01m
Tue 12/84:41 pm -
2 stops13h 35m
Deal found 11/9$365
Wed 11/252:05 pm -
1 stop10h 24m
Wed 12/2311:40 pm -
1 stop7h 22m
Deal found 11/9$375
Wed 11/254:10 pm -
1 stop8h 19m
Tue 12/155:00 am -
2 stops10h 23m
Deal found 11/9$380
Fri 12/48:33 pm -
2 stops43h 30m
Fri 12/115:09 pm -
1 stop17h 00m
Deal found 11/6$384
Wed 11/254:10 pm -
1 stop8h 19m
Thu 12/172:15 pm -
1 stop7h 44m
Deal found 11/9$390
Sat 12/59:23 pm -
2 stops18h 40m
Fri 12/115:09 pm -
1 stop17h 00m
Deal found 11/10$393
Wed 11/254:10 pm -
1 stop8h 19m
Wed 12/165:00 am -
2 stops10h 23m
Deal found 11/9$395
Sun 12/68:55 pm -
2 stops25h 01m
Mon 12/147:51 pm -
2 stops12h 20m
Deal found 11/9$397
Tue 12/15:14 pm -
2 stops9h 52m
Tue 12/812:35 pm -
1 stop8h 56m
Deal found 11/7$397
Sun 12/610:35 pm -
2 stops23h 21m
Sun 12/137:51 pm -
2 stops18h 47m
Deal found 11/6$399

Find flight deals from Dulles Intl to Oregon

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$340
(United Airlines)

One-way from

$149
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$594

Good round-trip deal

$596 or less

Good one-way deal

$348 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Portland flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Portland flights.
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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. 16% potential increase in price ($93 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 November 2026
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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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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

Cheapest round-trip

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Tue 12/1

10:33 pm-3:00 pm

3 stops43h 27m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$149

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Thu 1/21

12:35 pm-8:18 pm

1 stop10h 43m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$183

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Thu 1/21

7:05 am-4:48 pm

2 stops12h 43m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$193

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Thu 12/31

3:30 pm-10:42 pm

1 stop10h 12m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$208

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Fri 12/25

5:20 pm-10:44 pm

1 stop8h 24m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$210

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Mon 11/16

5:17 pm-11:54 pm

1 stop9h 37m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$228

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Tue 11/17

12:35 pm-6:12 pm

1 stop8h 37m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$228

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Mon 11/16

5:16 pm-11:59 pm

2 stops9h 43m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$233

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Sat 11/14

7:00 am-5:03 pm

2 stops13h 03m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$233

Washington, D.C.Eugene

IAD Washington, D.C. Dulles Intl - EUG Eugene

IADEUG

Washington, D.C. Dulles Intl

Tue 11/17

12:35 pm-11:58 pm

2 stops14h 23m

Eugene

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oregon (average of $390). Flying from Washington, D.C. Dulles Intl Airport to Oregon in December is currently the most expensive (average of $663). 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 Saturday, which is when the least amount of flights are scheduled (1 on average).

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

Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to Oregon flights typically cost between $517 and $677 in December.
The cheapest round-trip price found within the last 5 days was $384 on Frontier (Dec 3-Dec 6).

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

The best time to book flights from Washington, D.C. Dulles Intl Airport to Oregon is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Oregon

Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines 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
7.9
Good
13,158 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
7.9
Good
13,158 reviews
Alaska Airlines
7.9
Good
13,158 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Delta
7.8
Good
8,700 reviews
Alaska Airlines
7.9
Good
13,158 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.3
Good
10,471 reviews
Alaska Airlines
7.9
Good
13,158 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Oregon can take about 8h 53m. United Airlines provides one of the quickest options available for as low as $343. The distance from Washington, D.C. Dulles Intl Airport to Oregon is about 2361 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 United Airlines, which is currently one of the cheapest options available, starting at $119. Alaska Airlines flights start at $128 while deals on Delta start at $138 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 $288. While the most popular route (Washington, D.C. Dulles Intl - Portland) can be booked for $507 on average, our data indicates $525 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oregon (average of $390). Flying from Washington, D.C. Dulles Intl Airport to Oregon in December is currently the most expensive (average of $663). 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

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Alternative routes for Dulles Intl to Oregon

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Reagan-National to Miami flights
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Dulles Intl to Dallas/Fort Worth flights
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Baltimore to George Bush Intcntl flights
Baltimore to Denver flights
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Baltimore to Boston flights
Baltimore to Sky Harbor Intl flights
Baltimore to San Francisco flights
Dulles Intl to Seattle flights
Reagan-National to Tampa flights
Reagan-National to San Francisco flights
Reagan-National to Sky Harbor Intl flights
Reagan-National to Nashville flights
Reagan-National to George Bush Intcntl flights
Dulles Intl to Austin flights
Dulles Intl to George Bush Intcntl flights

Top 3 airlines flying from Dulles Intl to Oregon

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$479FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$257Average$572FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$276Average$562FlexibilityNo cancel feeOn-time75%

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