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

A quick flight from Washington, D.C. Dulles Intl Airport to Portland can take about 9h 51m. Delta provides one of the quickest options available for as low as $292. Airlines will cover a distance of 2320 mi.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Portland round-trip?

Frontier, at $130, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Portland.Alternate airlines to your destination round-trip include Sun Country Air and American Airlines. Frontier is priced at 73% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Portland one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $93. However, be on the lookout for offers from Southwest and Hawaiian Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Portland for a low price.

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

The most flights from IAD to PDX are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

In terms of precipitation, rainfall in Portland 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 Portland when rainfall is around 0.7 in.

If weather is an important factor for your trip to Portland, 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 cheapest flights from Washington, D.C. Dulles Intl Airport to Portland?

On average you can expect to pay $469 for a flight from Washington, D.C. Dulles Intl Airport to Portland. The cheapest flight overall is $188 while the most popular route, (Washington, D.C. Dulles Intl - Portland) is currently priced at $287.

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

United Airlines, Delta and Alaska Airlines are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Portland.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Portland flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Portland flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Portland flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Portland flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Portland from Washington, D.C. Dulles Intl?

Portland (PDX) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Portland. You should not have trouble finding flights to Portland from Washington, D.C. Dulles Intl; the airport handles an average of 1 inbound flight from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Portland airport from Washington, D.C. Dulles Intl. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Dulles Intl to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$169+ Flights from Washington, D.C. Dulles Intl Airport to Portland

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Portland are usually found in October or September, booked 46 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Dulles Intl to Portland

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

Tue 12/3010:57 amIAD - PDX

1 stop10h 56mDelta

Thu 1/221:30 pmPDX - IAD

1 stop6h 40mDelta

Deal found 12/26

$692

Tue 12/306:29 pmIAD - PDX

1 stop21h 49mAlaska Airlines

Thu 1/225:40 pmPDX - IAD

1 stop20h 24mAlaska Airlines

Deal found 12/26

$712

Tue 12/305:50 pmIAD - PDX

Nonstop5h 58mUnited Airlines

Thu 1/227:45 amPDX - IAD

1 stop8h 50mUnited Airlines

Deal found 12/26

$733

Tue 12/306:07 pmIAD - PDX

1 stop9h 47mAmerican Airlines

Thu 1/227:38 amPDX - IAD

1 stop10h 39mAmerican Airlines

Deal found 12/26

$742

Wed 12/319:12 amIAD - PDX

1 stop15h 07mAmerican Airlines

Sun 1/410:21 pmPDX - IAD

1 stop12h 06mAmerican Airlines

Deal found 12/27

$853

Wed 12/316:29 pmIAD - PDX

2 stops21h 51mAlaska Airlines

Sun 1/49:34 pmPDX - IAD

1 stop16h 47mAlaska Airlines

Deal found 12/26

$864

Tue 12/304:29 pmIAD - PDX

1 stop20h 29mAmerican Airlines

Sun 1/410:21 pmPDX - IAD

1 stop12h 06mAmerican Airlines

Deal found 12/26

$870

Best flights from Dulles Intl to Portland
Discover carefully curated flight deals from Dulles Intl to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Mon 2/95:26 pmIAD - PDX

2 stops9h 51mDelta

Sun 2/1511:35 amPDX - IAD

1 stop8h 35mDelta

Deal found 12/26

$292

Sat 1/315:26 pmIAD - PDX

1 stop9h 24mAlaska Airlines

Sat 2/72:30 pmPDX - IAD

1 stop23h 34mAlaska Airlines

Deal found 12/26

$316

Wed 2/117:05 amIAD - PDX

2 stops12h 25mDelta

Tue 2/1711:35 amPDX - IAD

1 stop8h 35mDelta

Deal found 12/26

$292

Fri 2/2012:38 pmIAD - PDX

2 stops11h 17mDelta

Mon 2/237:35 pmPDX - IAD

2 stops13h 18mDelta

Deal found 12/27

$298

Mon 1/265:26 pmIAD - PDX

2 stops9h 51mDelta

Mon 2/25:30 amPDX - IAD

2 stops10h 39mDelta

Deal found 12/27

$298

Sat 1/177:30 amIAD - PDX

1 stop8h 14mDelta

Sat 1/249:20 amPDX - IAD

2 stops10h 46mDelta

Deal found 12/27

$312

Sat 1/317:00 amIAD - PDX

1 stop8h 46mDelta

Fri 2/69:20 amPDX - IAD

2 stops11h 37mDelta

Deal found 12/27

$327

Fri 1/237:00 amIAD - PDX

2 stops14h 50mDelta

Tue 1/2711:10 amPDX - IAD

1 stop9h 00mDelta

Deal found 12/26

$332

Sun 1/257:30 amIAD - PDX

1 stop8h 14mDelta

Sun 2/111:10 amPDX - IAD

1 stop9h 00mDelta

Deal found 12/27

$336

Wed 1/217:00 amIAD - PDX

1 stop8h 46mDelta

Thu 1/221:53 pmPDX - IAD

1 stop7h 04mDelta

Deal found 12/26

$337

Last-minute flights from Dulles Intl to Portland
Discover last-minute flight deals from Dulles Intl to Portland. Data last updated December 28, 2025 and is based on user searches.

Sat 1/177:30 amIAD - PDX

1 stop8h 14mDelta

Sat 1/249:20 amPDX - IAD

2 stops10h 46mDelta

Deal found 12/25

$292

Mon 1/196:04 pmIAD - PDX

1 stop25h 30mAlaska Airlines

Fri 1/239:30 pmPDX - IAD

1 stop15h 56mAlaska Airlines

Deal found 12/26

$326

Tue 1/205:26 pmIAD - PDX

2 stops9h 51mDelta

Mon 1/265:30 amPDX - IAD

2 stops10h 39mDelta

Deal found 12/26

$298

Tue 1/206:04 pmIAD - PDX

1 stop29h 43mAlaska Airlines

Fri 2/277:05 amPDX - IAD

1 stop7h 15mAlaska Airlines

Deal found 12/27

$305

Thu 1/227:30 amIAD - PDX

1 stop8h 14mDelta

Sun 1/2511:10 amPDX - IAD

1 stop9h 00mDelta

Deal found 12/26

$307

Fri 1/235:26 pmIAD - PDX

2 stops9h 51mDelta

Tue 1/271:30 pmPDX - IAD

1 stop6h 40mDelta

Deal found 12/26

$332

Sat 1/246:00 amIAD - PDX

1 stop10h 17mAmerican Airlines

Sat 1/317:38 amPDX - IAD

1 stop10h 39mAmerican Airlines

Deal found 12/25

$316

Sun 1/257:30 amIAD - PDX

1 stop8h 14mDelta

Sun 2/11:30 pmPDX - IAD

1 stop6h 40mDelta

Deal found 12/26

$336

Wed 1/287:30 amIAD - PDX

1 stop8h 14mDelta

Fri 1/301:30 pmPDX - IAD

1 stop6h 40mDelta

Deal found 12/26

$337

One-way flights from Dulles Intl to Portland
Search for one-way flight options from Dulles Intl to Portland. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Tue 4/215:55 pmIAD - PDX

Nonstop5h 47mUnited Airlines

Deal found 12/25

$169

Fri 3/138:09 amIAD - PDX

2 stops30h 43mFrontier

Deal found 12/27

$172

Thu 3/128:09 amIAD - PDX

2 stops39h 24mFrontier

Deal found 12/27

$174

Thu 1/226:04 pmIAD - PDX

1 stop9h 05mAlaska Airlines

Deal found 12/26

$178

Mon 3/24:40 pmIAD - PDX

1 stop9h 05mSouthwest

Deal found 12/26

$179

Sat 1/1711:34 amIAD - PDX

2 stops11h 17mAmerican Airlines

Deal found 12/27

$184

Sun 1/186:00 amIAD - PDX

1 stop15h 51mAmerican Airlines

Deal found 12/26

$187

Fri 3/612:38 pmIAD - PDX

2 stops11h 17mDelta

Deal found 12/26

$189

Sat 4/45:55 pmIAD - PDX

Nonstop5h 47mUnited Airlines

Deal found 12/25

$190

Wed 4/15:55 pmIAD - PDX

Nonstop5h 47mUnited Airlines

Deal found 12/26

$192

Mon 1/195:26 pmIAD - PDX

2 stops22h 12mAlaska Airlines

Deal found 12/26

$193

Fri 3/205:52 pmIAD - PDX

1 stop9h 58mAmerican Airlines

Deal found 12/27

$198

Find flight deals from Dulles Intl to Portland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$292 (Delta)
One-way from	$169 (United Airlines)
Popular in	December
Cheapest in	October
Average price	$653
Good round-trip deal	$437 or less
Good one-way deal	$330 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Portland flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Portland flights.

Search Deals

From Washington, D.C. Dulles Intl to Portland

Search Deals

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

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($38 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Portland.

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Portland.

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Mon 2/9

5:26 pm-12:17 am

2 stops9h 51m

Portland

Sun 2/15

11:35 am-11:10 pm

1 stop8h 35m

$292

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Wed 2/11

7:05 am-4:30 pm

2 stops12h 25m

Portland

Tue 2/17

11:35 am-11:10 pm

1 stop8h 35m

$292

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Fri 2/20

12:38 pm-8:55 pm

2 stops11h 17m

Portland

Mon 2/23

7:35 pm-11:53 am

2 stops13h 18m

$298

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Mon 1/26

5:26 pm-12:17 am

2 stops9h 51m

Portland

Mon 2/2

5:30 am-7:09 pm

2 stops10h 39m

$298

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Sat 1/17

7:30 am-12:44 pm

1 stop8h 14m

Portland

Sat 1/24

9:20 am-11:06 pm

2 stops10h 46m

$312

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Sat 1/31

5:26 pm-11:50 pm

1 stop9h 24m

Portland

Sat 2/7

2:30 pm-5:04 pm

1 stop23h 34m

$316

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Sat 1/31

7:00 am-12:46 pm

1 stop8h 46m

Portland

Fri 2/6

9:20 am-11:57 pm

2 stops11h 37m

$327

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Fri 1/23

7:00 am-6:50 pm

2 stops14h 50m

Portland

Tue 1/27

11:10 am-11:10 pm

1 stop9h 00m

$332

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Sun 1/25

7:30 am-12:44 pm

1 stop8h 14m

Portland

Sun 2/1

11:10 am-11:10 pm

1 stop9h 00m

$336

Washington, D.C.Portland

IAD - PDX

IADPDX

Washington, D.C. Dulles Intl

Wed 1/21

7:00 am-12:46 pm

1 stop8h 46m

Portland

Thu 1/22

1:53 pm-11:57 pm

1 stop7h 04m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 21 results

Compare providers for flights from Dulles Intl to Portland

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Portland in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Portland flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Portland flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Portland flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Portland flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland

Prices

Airlines

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Portland, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Portland (average of $225). Flying from Washington, D.C. Dulles Intl Airport to Portland in May is currently the most expensive (average of $336). 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 PDX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Portland as you normally would.

Reviews of airlines servicing Portland

Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Washington, D.C. Dulles Intl Airport to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

11,554 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Alaska Airlines

8.0

Very good

11,554 reviews

Alaska Airlines

8.0

Very good

11,554 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Delta

7.9

Good

8,016 reviews

Alaska Airlines

8.0

Very good

11,554 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

United Airlines

7.4

Good

9,114 reviews

Alaska Airlines

8.0

Very good

11,554 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Sun Country Air

6.9

Okay

336 reviews

Alaska Airlines

8.0

Very good

11,554 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Frontier

5.8

Fair

3,064 reviews

Alaska Airlines

8.0

Very good

11,554 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Related info for your journey

What airport do you fly into for flights to Portland from Washington, D.C. Dulles Intl?
Portland (PDX) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Portland. You should not have trouble finding flights to Portland from Washington, D.C. Dulles Intl; the airport handles an average of 1 inbound flight from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Portland airport from Washington, D.C. Dulles Intl. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.
How long is the flight from Washington, D.C. Dulles Intl Airport to Portland?
A quick flight from Washington, D.C. Dulles Intl Airport to Portland can take about 9h 51m. Delta provides one of the quickest options available for as low as $292. Airlines will cover a distance of 2320 mi.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Portland round-trip?
Frontier, at $130, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Portland.Alternate airlines to your destination round-trip include Sun Country Air and American Airlines. Frontier is priced at 73% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Portland one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $93. However, be on the lookout for offers from Southwest and Hawaiian Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Portland for a low price.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Portland?
On average you can expect to pay $469 for a flight from Washington, D.C. Dulles Intl Airport to Portland. The cheapest flight overall is $188 while the most popular route, (Washington, D.C. Dulles Intl - Portland) is currently priced at $287.
Can I find deals for flights from Dulles Intl to Portland that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Portland.
Can I find deals for business class flights from Dulles Intl to Portland?
Yes. Cheapflights offers flight deals from Dulles Intl to Portland 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 Portland?
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Portland (average of $225). Flying from Washington, D.C. Dulles Intl Airport to Portland in May is currently the most expensive (average of $336). 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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Other flights to Portland

Top 7 airlines flying from Dulles Intl to Portland

Airline	Cheapest	Average	Flexibility	On-time
Sun Country Air	Cheapest$181	Average$492	FlexibilityNo cancel fee	On-time83%
American Airlines	Cheapest$182	Average$516	FlexibilityNo cancel fee	On-time71%
Frontier	Cheapest$191	Average$294	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$226	Average$436	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$296	Average$426	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$297	Average$502	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$316	Average$494	FlexibilityNo cancel fee	On-time75%

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$169+ Cheap flights from Dulles Intl (IAD) to Portland (PDX)

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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Portland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Portland are usually found in October or September, booked 46 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Dulles Intl to Portland

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

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

Find flight deals from Dulles Intl to Portland

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

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