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Reagan-National

$135+ 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DCA
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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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 February or August, booked 1 days in advance, depart on a Wednesday or Saturday 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 February 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:48 pm
PDX
-
DCA
1 stop20h 12m
Frontier
Wed 4/227:00 am
DCA
-
PDX
2 stops28h 59m
Frontier
Deal found 2/13$294
This Southwest deal was found by Cheapflights users on 2/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:05 am
PDX
-
DCA
1 stop8h 30m
Southwest
Wed 3/117:30 am
DCA
-
PDX
1 stop8h 20m
Southwest
Deal found 2/15$296
This Delta deal was found by Cheapflights users on 2/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:30 am
PDX
-
DCA
1 stop6h 53m
Delta
Sat 3/214:40 pm
DCA
-
PDX
1 stop8h 39m
Delta
Deal found 2/13$297
This American Airlines deal was found by Cheapflights users on 2/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:59 pm
PDX
-
DCA
1 stop9h 38m
American Airlines
Sat 9/126:30 am
DCA
-
PDX
1 stop10h 34m
American Airlines
Deal found 2/14$298
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:48 pm
PDX
-
DCA
1 stop20h 12m
Frontier
Wed 4/297:00 am
DCA
-
PDX
2 stops28h 59m
Frontier
Deal found 2/13$300
This Southwest deal was found by Cheapflights users on 2/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:05 am
PDX
-
DCA
1 stop8h 30m
Southwest
Sat 3/75:15 pm
DCA
-
PDX
2 stops10h 40m
Southwest
Deal found 2/12$301
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:53 am
PDX
-
DCA
2 stops28h 06m
Frontier
Wed 5/67:00 am
DCA
-
PDX
1 stop9h 02m
Frontier
Deal found 2/15$304
This Southwest deal was found by Cheapflights users on 2/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:05 am
PDX
-
DCA
1 stop8h 30m
Southwest
Fri 3/63:20 pm
DCA
-
PDX
1 stop12h 25m
Southwest
Deal found 2/12$306
This Expedia deal was found by Cheapflights users on 2/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:01 am
PDX
-
DCA
Nonstop4h 59m
Multiple Airlines
Tue 4/217:00 am
DCA
-
PDX
1 stop9h 02m
Multiple Airlines
Deal found 2/12$309
This Delta deal was found by Cheapflights users on 2/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3011:15 pm
PDX
-
DCA
1 stop6h 28m
Delta
Fri 4/34:40 pm
DCA
-
PDX
1 stop18h 54m
Delta
Deal found 2/14$310
This Delta deal was found by Cheapflights users on 2/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2712:30 am
PDX
-
DCA
1 stop7h 34m
Delta
Tue 5/56:05 am
DCA
-
PDX
2 stops14h 05m
Delta
Deal found 2/15$315
This Delta deal was found by Cheapflights users on 2/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:15 pm
PDX
-
DCA
2 stops14h 11m
Delta
Tue 4/144:39 pm
DCA
-
PDX
1 stop7h 53m
Delta
Deal found 2/15$316

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 February 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$294
(Kiwi.com)

One-way from

$135
(Frontier)

Popular in

December

Cheapest in

February

Average price

$377

Good round-trip deal

$372 or less

Good one-way deal

$243 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. 5% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 16, 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

Portland

Fly to

Reagan-National

Route

Depart

Return

Price

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 3/4

5:05 am-4:35 pm

1 stop8h 30m

Washington, D.C. Reagan-National

Wed 3/11

7:30 am-12:50 pm

1 stop8h 20m

$296

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Wed 3/4

5:05 am-4:35 pm

1 stop8h 30m

Washington, D.C. Reagan-National

Sat 3/7

5:15 pm-12:55 am

2 stops10h 40m

$301

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Mon 3/30

11:15 pm-8:43 am

1 stop6h 28m

Washington, D.C. Reagan-National

Fri 4/3

4:40 pm-8:34 am

1 stop18h 54m

$310

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Fri 5/1

12:30 am-6:57 pm

2 stops15h 27m

Washington, D.C. Reagan-National

Mon 5/4

4:39 pm-9:32 pm

1 stop7h 53m

$316

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Fri 5/1

12:30 am-6:57 pm

2 stops15h 27m

Washington, D.C. Reagan-National

Wed 5/6

4:39 pm-11:56 pm

1 stop10h 17m

$316

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 4/28

6:05 pm-9:09 am

2 stops12h 04m

Washington, D.C. Reagan-National

Wed 5/6

4:39 pm-11:56 pm

1 stop10h 17m

$335

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 3/31

5:30 am-3:23 pm

1 stop6h 53m

Washington, D.C. Reagan-National

Tue 4/7

12:29 pm-8:59 pm

2 stops11h 30m

$335

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Mon 3/30

8:05 pm-8:43 am

2 stops9h 38m

Washington, D.C. Reagan-National

Mon 4/6

5:12 pm-11:54 pm

1 stop9h 42m

$345

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Thu 4/30

5:30 am-3:27 pm

1 stop6h 57m

Washington, D.C. Reagan-National

Sat 5/2

4:39 pm-10:21 pm

1 stop8h 42m

$345

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Thu 4/30

11:48 am-9:59 pm

1 stop7h 11m

Washington, D.C. Reagan-National

Tue 5/5

9:59 am-10:13 pm

2 stops15h 14m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 22 results
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 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?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Reagan-National. Price data was last updated on February 13, 2026.

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 1 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, April is the cheapest month in which you can book a flight from Portland to Washington, D.C. Reagan-National Airport (average of $175). Flying from Portland to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $329). 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 February 16, 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.

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 February 16, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian 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
8.0
Very good
11,884 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
11,884 reviews
Alaska Airlines
8.0
Very good
11,884 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.9
Good
8,206 reviews
Alaska Airlines
8.0
Very good
11,884 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,833 reviews
Alaska Airlines
8.0
Very good
11,884 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,300 reviews
Alaska Airlines
8.0
Very good
11,884 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Frontier
5.7
Fair
3,047 reviews
Alaska Airlines
8.0
Very good
11,884 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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 are 3 daily outbound flights to Washington, D.C. Reagan-National from 7 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 6h 28m. Southwest provides one of the quickest options available for as low as $310. 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, Frontier ($165), Delta ($168), and Hawaiian Airlines ($199) offers the cheapest pricing from Portland to Washington, D.C. Reagan-National Airport. Users have found that Frontier is 64% 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 $99. Delta flights start at $118 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 $426 for a flight from Portland to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $148 while the most popular route, (Portland - Washington, D.C. Reagan-National) is currently priced at $239.

  • 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, April is the cheapest month in which you can book a flight from Portland to Washington, D.C. Reagan-National Airport (average of $175). Flying from Portland to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $329). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Portland to Reagan-National

Discover the top 7 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 February 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$165Average$286FlexibilityNo cancel feeOn-time62%
DeltaCheapest$168Average$352FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$199Average$498FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$285Average$436FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$317Average$545FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$317Average$573FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$327Average$451FlexibilityNo cancel feeOn-time69%

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