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 34m. Alaska Airlines provides one of the quickest options available for as low as $415. 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 52% 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 Monday, which is when the least amount of flights are scheduled (2 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 $835 for a flight from Washington, D.C. Dulles Intl Airport to Portland. The cheapest flight overall is $238 while the most popular route, (Washington, D.C. Dulles Intl - Portland) is currently priced at $366.

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

United Airlines, Alaska Airlines and Delta 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 2 inbound flights 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.

$195+ 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 76 days in advance, depart on a Wednesday or Saturday and return on a Thursday

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 August 26, 2026.

Sat 9/126:00 am -

1 stop8h 36m

Sat 9/1912:24 pm -

1 stop14h 56m

Deal found 8/21

$280

Sat 9/196:00 am -

1 stop8h 36m

Sat 9/2612:24 pm -

1 stop14h 56m

Deal found 8/21

$288

Fri 9/256:00 am -

1 stop8h 54m

Fri 10/212:39 pm -

1 stop14h 41m

Deal found 8/21

$320

Thu 9/246:00 am -

1 stop8h 36m

Mon 9/2812:39 pm -

1 stop14h 41m

Deal found 8/21

$333

Mon 9/216:00 am -

1 stop8h 54m

Mon 9/2812:39 pm -

1 stop14h 41m

Deal found 8/24

$351

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 August 26, 2026.

Sat 10/247:02 am -

1 stop7h 34m

Tue 10/279:03 am -

1 stop29h 47m

Deal found 8/24

$415

Tue 10/136:00 am -

1 stop7h 42m

Mon 10/2612:29 pm -

1 stop7h 20m

Deal found 8/23

$427

Fri 9/251:10 pm -

1 stop8h 43m

Mon 9/288:25 am -

Nonstop5h 02m

Deal found 8/23

$485

Tue 10/207:24 pm -

1 stop21h 26m

Mon 10/265:38 pm -

1 stop21h 12m

Deal found 8/22

$423

Thu 10/157:05 am -

1 stop7h 44m

Tue 10/2012:29 pm -

1 stop7h 20m

Deal found 8/21

$427

Thu 10/17:00 am -

1 stop9h 37m

Wed 10/1412:18 pm -

1 stop8h 41m

Deal found 8/25

$427

Mon 11/235:19 pm -

Nonstop5h 56m

Fri 11/277:15 pm -

1 stop7h 04m

Deal found 8/24

$485

Fri 11/135:16 pm -

1 stop7h 51m

Sun 11/152:15 pm -

1 stop7h 05m

Deal found 8/25

$447

Fri 11/134:20 pm -

1 stop9h 26m

Sun 11/158:30 am -

Nonstop4h 52m

Deal found 8/25

$505

Sun 10/257:02 am -

1 stop9h 22m

Fri 10/302:30 pm -

1 stop12h 10m

Deal found 8/21

$462

Fri 11/205:29 pm -

1 stop7h 58m

Sun 11/228:30 am -

Nonstop4h 52m

Deal found 8/25

$506

Wed 10/77:02 am -

2 stops12h 39m

Sun 10/113:48 pm -

1 stop10h 52m

Deal found 8/25

$513

Last-minute flights from Dulles Intl to Portland
Discover last-minute flight deals from Dulles Intl to Portland. Data last updated August 26, 2026 and is based on user searches.

Thu 9/106:00 am -

1 stop8h 36m

Mon 9/1412:39 pm -

1 stop14h 41m

Deal found 8/20

$338

Sat 9/126:00 am -

1 stop8h 36m

Sat 9/1912:24 pm -

1 stop14h 56m

Deal found 8/21

$280

Sat 9/196:00 am -

1 stop8h 36m

Sat 9/2612:24 pm -

1 stop14h 56m

Deal found 8/21

$288

Thu 9/246:00 am -

1 stop8h 36m

Mon 9/2812:39 pm -

1 stop14h 41m

Deal found 8/21

$333

Fri 9/256:00 am -

1 stop8h 54m

Fri 10/212:39 pm -

1 stop14h 41m

Deal found 8/21

$320

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 August 26, 2026.

Fri 10/169:06 pm -

2 stops40h 05m

Deal found 8/25

$195

Fri 9/1810:27 am -

2 stops28h 09m

Deal found 8/24

$200

Fri 9/2511:12 am -

2 stops27h 24m

Deal found 8/23

$202

Sun 9/2011:12 am -

2 stops25h 55m

Deal found 8/23

$204

Wed 10/287:02 am -

1 stop9h 22m

Deal found 8/23

$205

Thu 9/106:00 am -

2 stops32h 43m

Deal found 8/23

$206

Sun 10/47:50 am -

2 stops29h 17m

Deal found 8/25

$207

Sat 10/107:50 am -

2 stops29h 21m

Deal found 8/24

$210

Mon 9/288:30 am -

1 stop11h 32m

Deal found 8/25

$213

Find flight deals from Dulles Intl to Portland

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$280 (Frontier)
One-way from	$195 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$557
Good round-trip deal	$487 or less
Good one-way deal	$258 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. 1% potential increase in price ($6 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 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

Sat 10/24

7:02 am-11:36 am

1 stop7h 34m

Portland

Tue 10/27

9:03 am-5:50 pm

1 stop29h 47m

$415

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Tue 10/20

7:24 pm-1:50 pm

1 stop21h 26m

Portland

Mon 10/26

5:38 pm-5:50 pm

1 stop21h 12m

$423

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Tue 10/13

6:00 am-10:42 am

1 stop7h 42m

Portland

Mon 10/26

12:29 pm-10:49 pm

1 stop7h 20m

$427

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Thu 10/15

7:05 am-11:49 am

1 stop7h 44m

Portland

Tue 10/20

12:29 pm-10:49 pm

1 stop7h 20m

$427

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Thu 10/1

7:00 am-1:37 pm

1 stop9h 37m

Portland

Wed 10/14

12:18 pm-11:59 pm

1 stop8h 41m

$427

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Fri 11/13

5:16 pm-10:07 pm

1 stop7h 51m

Portland

Sun 11/15

2:15 pm-12:20 am

1 stop7h 05m

$447

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Sun 10/25

7:02 am-1:24 pm

1 stop9h 22m

Portland

Fri 10/30

2:30 pm-5:40 am

1 stop12h 10m

$462

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Fri 9/25

1:10 pm-6:53 pm

1 stop8h 43m

Portland

Mon 9/28

8:25 am-4:27 pm

Nonstop5h 02m

$485

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Mon 11/23

5:19 pm-8:15 pm

Nonstop5h 56m

Portland

Fri 11/27

7:15 pm-5:19 am

1 stop7h 04m

$485

Washington, D.C.Portland

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

IADPDX

Washington, D.C. Dulles Intl

Fri 11/13

4:20 pm-10:46 pm

1 stop9h 26m

Portland

Sun 11/15

8:30 am-4:22 pm

Nonstop4h 52m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/22

Showing 1-10 of 23 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 August.

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 75 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 $597). 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 $461 and $622 in September.
The cheapest round-trip price found within the last 5 days was $280 on Frontier (Sep 12-Sep 19).

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

12,841 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

12,841 reviews

Alaska Airlines

7.9

Good

12,841 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

8,531 reviews

Alaska Airlines

7.9

Good

12,841 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

10,124 reviews

Alaska Airlines

7.9

Good

12,841 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 2 inbound flights 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 34m. Alaska Airlines provides one of the quickest options available for as low as $415. 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 52% 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 $835 for a flight from Washington, D.C. Dulles Intl Airport to Portland. The cheapest flight overall is $238 while the most popular route, (Washington, D.C. Dulles Intl - Portland) is currently priced at $366.
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 $597). 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$437	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$276	Average$552	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$297	Average$518	FlexibilityNo cancel fee	On-time69%

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$195+ 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 10/16. 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

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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 August 26, 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 August 26, 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 August 26, 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 August 26, 2026.

Last-minute flights from Dulles Intl to PortlandDiscover last-minute flight deals from Dulles Intl to Portland. Data last updated August 26, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Portland. Data last updated August 26, 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 August 26, 2026.

Search for one-way flight options from Dulles Intl to Portland. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.

Find flight deals from Dulles Intl to Portland

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

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.

Compare providers for flights from Dulles Intl to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

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 August.

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.

Cheapflights Insights

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 $461 and $622 in September.The cheapest round-trip price found within the last 5 days was $280 on Frontier (Sep 12-Sep 19).

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 Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Portland

Related info for your journey

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

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

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

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?

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

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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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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 August 26, 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 August 26, 2026.

Last-minute flights from Dulles Intl to Portland
Discover last-minute flight deals from Dulles Intl to Portland. Data last updated August 26, 2026 and is based on user searches.

One-way flights from Dulles Intl to Portland
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Washington, D.C. Dulles Intl Airport to Portland flights typically cost between $461 and $622 in September.
The cheapest round-trip price found within the last 5 days was $280 on Frontier (Sep 12-Sep 19).