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 7h 42m. Alaska Airlines provides one of the quickest options available for as low as $507. Airlines will cover a distance of 2320 mi. This flight may include one or multiple stops.

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

Delta, at $226, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Portland.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Delta is priced at 53% 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 Southwest, with whom users have recently found tickets for as low as $125. However, be on the lookout for offers from Delta and Alaska 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 Monday (2 on average). You will have fewer flight options on Tuesday, 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 $471 for a flight from Washington, D.C. Dulles Intl Airport to Portland. The cheapest flight overall is $258 while the most popular route, (Washington, D.C. Dulles Intl - Portland) is currently priced at $351.

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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Portland flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 3 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.

$197+ Cheap 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 January or February, booked 52 days in advance, depart on a Saturday or Wednesday and return on a Friday

Cheap flight deals from Dulles Intl to Portland

Cheapest

Best

Last-minute

One-way

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 September 27, 2026.

Wed 12/910:33 pm -

2 stops20h 37m

Fri 12/115:09 pm -

1 stop17h 00m

Deal found 9/25

$351

Thu 12/310:24 pm -

2 stops17h 00m

Fri 12/115:09 pm -

1 stop17h 00m

Deal found 9/22

$354

Fri 12/410:24 pm -

2 stops44h 46m

Fri 12/115:09 pm -

1 stop17h 00m

Deal found 9/22

$360

Wed 10/217:50 am -

2 stops30h 36m

Mon 10/2611:06 am -

2 stops27h 06m

Deal found 9/22

$365

Thu 10/226:00 am -

1 stop8h 26m

Mon 10/2612:25 pm -

1 stop14h 55m

Deal found 9/25

$369

Wed 10/216:00 am -

1 stop32h 26m

Tue 10/2712:02 pm -

2 stops19h 19m

Deal found 9/22

$370

Mon 10/269:06 pm -

2 stops17h 01m

Mon 11/211:06 am -

2 stops27h 06m

Deal found 9/26

$379

Wed 12/212:06 pm -

2 stops27h 18m

Fri 12/115:09 pm -

1 stop17h 00m

Deal found 9/22

$383

Wed 11/118:05 am -

2 stops30h 31m

Fri 11/1311:06 am -

2 stops27h 06m

Deal found 9/23

$389

Fri 10/166:00 am -

1 stop8h 40m

Mon 10/1912:25 pm -

1 stop14h 55m

Deal found 9/25

$392

Wed 10/289:06 pm -

2 stops22h 36m

Mon 11/212:31 pm -

3 stops25h 41m

Deal found 9/24

$394

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 September 27, 2026.

Tue 10/207:02 am -

2 stops11h 58m

Wed 10/288:00 am -

2 stops12h 59m

Deal found 9/24

$433

Sun 11/16:00 am -

1 stop7h 42m

Sun 11/811:00 pm -

1 stop7h 09m

Deal found 9/22

$507

Sat 11/215:19 pm -

Nonstop5h 56m

Mon 11/238:30 am -

Nonstop4h 52m

Deal found 9/25

$517

Thu 10/155:30 pm -

Nonstop5h 40m

Fri 10/238:25 am -

Nonstop5h 02m

Deal found 9/24

$517

Wed 12/97:00 am -

2 stops16h 19m

Sat 1/25:38 pm -

1 stop9h 00m

Deal found 9/24

$529

Tue 10/205:30 pm -

Nonstop5h 40m

Sat 10/247:02 am -

1 stop7h 42m

Deal found 9/25

$527

Fri 11/137:46 am -

1 stop10h 27m

Fri 11/135:33 pm -

2 stops9h 11m

Deal found 9/23

$595

Tue 10/205:30 pm -

Nonstop5h 40m

Thu 10/222:27 pm -

1 stop7h 31m

Deal found 9/23

$587

Last-minute flights from Dulles Intl to Portland
Discover last-minute flight deals from Dulles Intl to Portland. Data last updated September 27, 2026 and is based on user searches.

Thu 10/156:00 am -

1 stop8h 26m

Mon 10/1912:25 pm -

1 stop14h 55m

Deal found 9/26

$398

Thu 10/156:00 am -

1 stop8h 26m

Wed 10/218:00 am -

2 stops12h 59m

Deal found 9/22

$412

Fri 10/166:00 am -

1 stop8h 40m

Mon 10/1912:25 pm -

1 stop14h 55m

Deal found 9/25

$392

Wed 10/217:50 am -

2 stops30h 36m

Mon 10/2611:06 am -

2 stops27h 06m

Deal found 9/22

$365

Wed 10/216:00 am -

1 stop32h 26m

Tue 10/2712:02 pm -

2 stops19h 19m

Deal found 9/22

$370

Thu 10/226:00 am -

1 stop8h 26m

Mon 10/2612:25 pm -

1 stop14h 55m

Deal found 9/25

$369

Thu 10/226:00 am -

1 stop8h 26m

Thu 10/298:00 am -

2 stops12h 59m

Deal found 9/24

$397

Mon 10/269:06 pm -

2 stops17h 01m

Mon 11/211:06 am -

2 stops27h 06m

Deal found 9/26

$379

Wed 10/289:06 pm -

2 stops22h 36m

Mon 11/212:31 pm -

3 stops25h 41m

Deal found 9/24

$394

Sat 10/317:52 am -

2 stops31h 20m

Sun 11/811:06 am -

2 stops21h 30m

Deal found 9/22

$404

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 September 27, 2026.

Mon 10/199:06 pm -

2 stops16h 48m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$197

Thu 10/156:00 am -

1 stop8h 26m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/22

$199

Thu 10/226:00 am -

1 stop8h 26m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/26

$200

Thu 10/297:40 am -

2 stops29h 31m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/22

$202

Wed 10/217:50 am -

2 stops30h 36m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$203

Sun 11/89:06 pm -

2 stops41h 01m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$205

Mon 11/231:09 pm -

1 stop31h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/27

$206

Wed 12/1612:06 pm -

2 stops30h 34m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/22

$208

Sat 12/510:33 pm -

2 stops20h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/24

$211

Thu 11/1912:44 pm -

1 stop7h 23m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/22

$213

Find flight deals from Dulles Intl to Portland

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$351 (Kiwi.com)
One-way from	$197 (Mytrip)
Popular in	December
Cheapest in	January
Average price	$565
Good round-trip deal	$495 or less
Good one-way deal	$377 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. 4% potential increase in price ($24 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 September 2026

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

Cheapest round-trip

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Wed 11/11

6:46 pm-9:43 am

1 stop17h 57m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$247

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Thu 10/29

3:03 pm-9:49 pm

1 stop9h 46m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$254

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Wed 10/21

12:27 pm-7:09 pm

1 stop9h 42m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$254

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Sat 10/17

7:02 am-1:24 pm

1 stop9h 22m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$254

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Mon 10/26

6:13 am-12:03 pm

1 stop8h 50m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$254

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Wed 12/16

7:26 am-12:48 pm

1 stop8h 22m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$254

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Thu 12/3

3:00 pm-9:56 pm

1 stop9h 56m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$254

Quickest round-trip

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Wed 10/21

5:30 pm-8:10 pm

Nonstop5h 40m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$289

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Mon 11/16

5:19 pm-8:15 pm

Nonstop5h 56m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$289

Washington, D.C.Portland

IAD Washington, D.C. Dulles Intl - PDX Portland

IADPDX

Washington, D.C. Dulles Intl

Mon 10/19

5:30 pm-8:10 pm

Nonstop5h 40m

Portland

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 19 resultsSorted by cheapest first

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 September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Portland flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

IAD-PDX

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 51 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Portland (average of $346). Flying from Washington, D.C. Dulles Intl Airport to Portland in December is currently the most expensive (average of $653). 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.

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

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Portland flights typically cost between $371 and $538 in December.
The cheapest round-trip price found within the last 5 days was $351 on Multiple Airlines (Dec 9-Dec 11).

Reviews of airlines servicing Portland

Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited 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

7.9

Good

12,978 reviews

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

12,978 reviews

Alaska Airlines

7.9

Good

12,978 reviews

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

8,607 reviews

Alaska Airlines

7.9

Good

12,978 reviews

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

7.4

Good

10,242 reviews

Alaska Airlines

7.9

Good

12,978 reviews

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

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 3 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 7h 42m. Alaska Airlines provides one of the quickest options available for as low as $507. Airlines will cover a distance of 2320 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Portland round-trip?
Delta, at $226, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Portland.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Delta is priced at 53% 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 Southwest, with whom users have recently found tickets for as low as $125. However, be on the lookout for offers from Delta and Alaska 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 $471 for a flight from Washington, D.C. Dulles Intl Airport to Portland. The cheapest flight overall is $258 while the most popular route, (Washington, D.C. Dulles Intl - Portland) is currently priced at $351.
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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Portland (average of $346). Flying from Washington, D.C. Dulles Intl Airport to Portland in December is currently the most expensive (average of $653). 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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Top 3 airlines flying from Dulles Intl to Portland

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$226	Average$451	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$276	Average$508	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$316	Average$539	FlexibilityNo cancel fee	On-time69%

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$197+ Cheap flights from Dulles Intl (IAD) to Portland (PDX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.

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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 September 27, 2026.

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 September 27, 2026.

Best flights from Dulles Intl to PortlandDiscover 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 September 27, 2026.

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 September 27, 2026.

Last-minute flights from Dulles Intl to PortlandDiscover last-minute flight deals from Dulles Intl to Portland. Data last updated September 27, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Portland. Data last updated September 27, 2026 and is based on user searches.

One-way flights from Dulles Intl to PortlandSearch for one-way flight options from Dulles Intl to Portland. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.

Search for one-way flight options from Dulles Intl to Portland. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.

Find flight deals from Dulles Intl to Portland

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One-way from

Popular in

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Best time to book a flight from Dulles Intl to Portland

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

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

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.

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

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Portland flights typically cost between $371 and $538 in December.The cheapest round-trip price found within the last 5 days was $351 on Multiple Airlines (Dec 9-Dec 11).

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

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

Reviews of airlines servicing Portland

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

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

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

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

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Alternative routes for Dulles Intl to Portland

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Dulles Intl and Portland flights

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Other flights from Dulles Intl

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Other flights to Portland

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Top 3 airlines flying from Dulles Intl to Portland

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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 September 27, 2026.

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 September 27, 2026.

Last-minute flights from Dulles Intl to Portland
Discover last-minute flight deals from Dulles Intl to Portland. Data last updated September 27, 2026 and is based on user searches.

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 September 27, 2026.

Washington, D.C. Dulles Intl Airport to Portland flights typically cost between $371 and $538 in December.
The cheapest round-trip price found within the last 5 days was $351 on Multiple Airlines (Dec 9-Dec 11).