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Reagan-National

$168+ Cheap flights from Portland (PDX) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DCA
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
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Find cheap flights from Portland to Reagan-National with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Washington, D.C. Reagan-National are usually found in August or September, booked 73 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Portland to Reagan-National

Cheapest flights from Portland to Reagan-National
Explore the most affordable flight options available from Portland to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.

This Expedia deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:27 pm
PDX
-
DCA
1 stop9h 34m
Multiple Airlines
Fri 8/76:00 pm
DCA
-
PDX
1 stop25h 51m
Multiple Airlines
Deal found 7/13$364
This Super.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:16 pm
PDX
-
DCA
1 stop16h 35m
Frontier
Mon 8/36:00 pm
DCA
-
PDX
1 stop25h 31m
Frontier
Deal found 7/14$368
This Expedia deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:52 am
PDX
-
DCA
Nonstop5h 08m
Multiple Airlines
Tue 9/227:00 am
DCA
-
PDX
1 stop10h 27m
Multiple Airlines
Deal found 7/13$369
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:21 pm
PDX
-
DCA
1 stop16h 30m
Frontier
Fri 8/147:00 am
DCA
-
PDX
1 stop12h 51m
Frontier
Deal found 7/14$371
This CheapOair deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:20 pm
PDX
-
DCA
1 stop21h 31m
Frontier
Fri 8/211:59 pm
DCA
-
PDX
1 stop30h 12m
Frontier
Deal found 7/14$372
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:20 pm
PDX
-
DCA
1 stop21h 31m
Frontier
Fri 8/147:00 am
DCA
-
PDX
1 stop12h 51m
Frontier
Deal found 7/14$373
This Expedia deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:52 am
PDX
-
DCA
Nonstop5h 08m
Multiple Airlines
Wed 9/21:59 pm
DCA
-
PDX
1 stop30h 12m
Multiple Airlines
Deal found 7/13$374
This Trip.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:52 am
PDX
-
DCA
Nonstop5h 08m
Multiple Airlines
Sat 9/127:00 am
DCA
-
PDX
1 stop12h 35m
Multiple Airlines
Deal found 7/13$378
This Priceline deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:39 pm
PDX
-
DCA
1 stop11h 46m
Multiple Airlines
Tue 9/85:27 pm
DCA
-
PDX
Nonstop5h 42m
Multiple Airlines
Deal found 7/12$380
This Expedia deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/712:20 pm
PDX
-
DCA
1 stop25h 39m
Frontier
Tue 8/117:00 am
DCA
-
PDX
1 stop12h 31m
Frontier
Deal found 7/13$382
This Expedia deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:52 am
PDX
-
DCA
Nonstop5h 08m
Multiple Airlines
Mon 8/311:59 pm
DCA
-
PDX
1 stop30h 12m
Multiple Airlines
Deal found 7/15$383
This Priceline deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:27 pm
PDX
-
DCA
1 stop9h 34m
Multiple Airlines
Sun 8/305:20 pm
DCA
-
PDX
Nonstop5h 42m
Multiple Airlines
Deal found 7/12$384

Find flight deals from Portland to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$364
(Expedia)

One-way from

$168
(Kiwi.com)

Popular in

May

Cheapest in

August

Average price

$665

Good round-trip deal

$447 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Portland-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Washington, D.C. Reagan-National flights.
Search Deals
From Portland to Washington, D.C. Reagan-National
Search Deals
One-way flight from Portland to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Portland to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Portland to Washington, D.C. Reagan-National.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
Use the filters below to find and compare flights from Portland to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 9/2

7:52 am-4:00 pm

Nonstop5h 08m

Washington, D.C. Reagan-National

Wed 9/16

5:27 pm-8:09 pm

Nonstop5h 42m

$397

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sat 9/5

7:35 am-8:05 pm

1 stop9h 30m

Washington, D.C. Reagan-National

Sat 9/12

10:40 am-6:25 pm

2 stops10h 45m

$422

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 9/29

10:35 am-11:55 pm

2 stops10h 20m

Washington, D.C. Reagan-National

Mon 10/5

2:25 pm-10:20 pm

2 stops10h 55m

$447

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Mon 8/31

6:05 am-6:55 pm

2 stops9h 50m

Washington, D.C. Reagan-National

Mon 9/7

4:35 pm-11:40 pm

2 stops10h 05m

$477

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Thu 10/1

7:03 am-8:00 pm

1 stop9h 57m

Washington, D.C. Reagan-National

Wed 10/7

9:30 am-8:50 pm

2 stops14h 20m

$481

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 10/28

7:52 am-4:00 pm

Nonstop5h 08m

Washington, D.C. Reagan-National

Wed 11/4

5:16 pm-8:12 pm

Nonstop5h 56m

$487

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 10/14

6:00 am-4:45 pm

1 stop7h 45m

Washington, D.C. Reagan-National

Sun 10/18

5:35 pm-1:00 am

2 stops10h 25m

$487

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Thu 10/29

7:52 am-4:00 pm

Nonstop5h 08m

Washington, D.C. Reagan-National

Wed 11/4

5:16 pm-8:12 pm

Nonstop5h 56m

$487

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Sun 8/9

8:00 pm-2:50 pm

2 stops15h 50m

Washington, D.C. Reagan-National

Sun 8/16

6:55 pm-12:05 am

1 stop8h 10m

$518

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 8/4

7:54 am-4:00 pm

Nonstop5h 06m

Washington, D.C. Reagan-National

Mon 8/17

5:16 pm-8:04 pm

Nonstop5h 48m

$537

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 22 resultsSorted by cheapest first
1
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3

Compare providers for flights from Portland to Reagan-National

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 Portland to Reagan-National in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust 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 Portland-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Washington, D.C. Reagan-National Airport 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 Portland-Washington, D.C. Reagan-National Airport 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 Portland to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Portland 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 Portland to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Portland to Washington, D.C. Reagan-National Airport?

The price you pay for your flight from Portland to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Washington, D.C. Reagan-National Airport?

Currently, August is the cheapest month in which you can book a flight from Portland to Washington, D.C. Reagan-National Airport (average of $344). Flying from Portland to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of $681). 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 PDX to DCA?

Find hourly flight availability from Portland to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2026.

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

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

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated July 18, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Portland to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,668 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.0

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Alaska Airlines
7.9
Good
12,668 reviews
Alaska Airlines
7.9
Good
12,668 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.0

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Delta
7.8
Good
8,474 reviews
Alaska Airlines
7.9
Good
12,668 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.0

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
United Airlines
7.4
Good
9,999 reviews
Alaska Airlines
7.9
Good
12,668 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.0

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
American Airlines
7.1
Good
11,822 reviews
Alaska Airlines
7.9
Good
12,668 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.0

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Frontier
5.6
Fair
2,792 reviews
Alaska Airlines
7.9
Good
12,668 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.0

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

Find useful and relevant information for your journey from Portland to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Washington, D.C. Reagan-National?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Washington, D.C. Reagan-National from Portland. Booking flights from Portland (PDX) to Washington, D.C. Reagan-National should be relatively easy as there is 1 daily outbound flight to Washington, D.C. Reagan-National from 6 different airlines.

  • How long is the flight from Portland to Washington, D.C. Reagan-National Airport?

    A quick flight from Portland to Washington, D.C. Reagan-National Airport can take about 5h 08m. Alaska Airlines provides one of the quickest options available for as low as $397. The distance from Portland to Washington, D.C. Reagan-National Airport is about 2343 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Portland to Washington, D.C. Reagan-National Airport round-trip?

    According to our current data, Delta ($168), Frontier ($170), and American Airlines ($282) offers the cheapest pricing from Portland to Washington, D.C. Reagan-National Airport. Users have found that Delta is 67% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland to Washington, D.C. Reagan-National Airport one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $105. American Airlines flights start at $138 while deals on Southwest start at $138 one-way.

  • What are the cheapest flights from Portland to Washington, D.C. Reagan-National Airport?

    On average you can expect to pay $860 for a flight from Portland to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $222 while the most popular route, (Portland - Washington, D.C. Reagan-National) is currently priced at $280.

  • Can I find deals for flights from Portland to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Portland to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Reagan-National?

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

  • Can I find deals for business class flights from Portland to Reagan-National?

    Yes. Cheapflights offers flight deals from Portland to Reagan-National 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 Portland to Washington, D.C. Reagan-National Airport?

    Currently, August is the cheapest month in which you can book a flight from Portland to Washington, D.C. Reagan-National Airport (average of $344). Flying from Portland to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of $681). 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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Fredericksburg
Falls Church
Hanover
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge
Silver Spring

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Top 6 airlines flying from Portland to Reagan-National

Discover the top 6 airlines that operate flights from Portland to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$415FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$170Average$285FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$282Average$586FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$317Average$600FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$327Average$499FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$346Average$626FlexibilityNo cancel feeOn-time63%

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