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Reagan-National

$116+ Cheap flights from Portland, ME (PWM) 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DCA
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Washington, D.C. Reagan-National are usually found in September or December, booked 82 days in advance, depart on a Friday 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 March 15, 2026.

This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:02 pm
PWM
-
DCA
Nonstop1h 57m
American Airlines
Fri 5/110:10 pm
DCA
-
PWM
1 stop12h 44m
American Airlines
Deal found 3/13$217
This American Airlines deal was found by Cheapflights users on 3/14. 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.
Sat 4/45:29 am
PWM
-
DCA
Nonstop1h 56m
American Airlines
Sun 4/510:20 pm
DCA
-
PWM
Nonstop1h 35m
American Airlines
Deal found 3/14$227
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Thu 4/26:00 am
PWM
-
DCA
Nonstop1h 50m
American Airlines
Sun 4/510:20 pm
DCA
-
PWM
Nonstop1h 35m
American Airlines
Deal found 3/10$229
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:01 am
PWM
-
DCA
Nonstop1h 49m
American Airlines
Wed 4/810:16 pm
DCA
-
PWM
Nonstop1h 38m
American Airlines
Deal found 3/12$231
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
PWM
-
DCA
Nonstop1h 50m
American Airlines
Tue 5/2610:20 pm
DCA
-
PWM
Nonstop1h 39m
American Airlines
Deal found 3/12$235
This American Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 5/63:39 pm
PWM
-
DCA
1 stop6h 21m
American Airlines
Sun 5/108:27 am
DCA
-
PWM
Nonstop1h 40m
American Airlines
Deal found 3/11$240
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
PWM
-
DCA
Nonstop1h 50m
American Airlines
Wed 5/136:00 am
DCA
-
PWM
1 stop3h 54m
American Airlines
Deal found 3/12$241
This American Airlines deal was found by Cheapflights users on 3/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:47 am
PWM
-
DCA
Nonstop1h 49m
American Airlines
Mon 5/1810:16 pm
DCA
-
PWM
Nonstop1h 38m
American Airlines
Deal found 3/13$243
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:02 pm
PWM
-
DCA
Nonstop1h 57m
American Airlines
Thu 5/78:27 am
DCA
-
PWM
Nonstop1h 40m
American Airlines
Deal found 3/12$245

Find flight deals from Portland to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(American Airlines)

One-way from

$116
(American Airlines)

Popular in

February

Cheapest in

September

Average price

$389

Good round-trip deal

$316 or less

Good one-way deal

$170 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. 7% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 15, 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.

PWM - DCA

PWMDCA

Portland

Thu 4/2

6:25 am-10:20 am

1 stop3h 55m

Washington, D.C. Reagan-National

Tue 4/21

6:05 am-11:02 am

1 stop4h 57m

$249

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 4/2

6:25 am-10:20 am

1 stop3h 55m

Washington, D.C. Reagan-National

Mon 4/6

5:02 pm-11:59 pm

1 stop6h 57m

$249

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Wed 4/1

6:00 am-10:30 am

1 stop4h 30m

Washington, D.C. Reagan-National

Mon 4/6

6:00 pm-11:28 pm

1 stop5h 28m

$264

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Wed 4/1

5:48 pm-11:05 pm

1 stop5h 17m

Washington, D.C. Reagan-National

Sat 4/4

6:59 am-12:32 pm

1 stop5h 33m

$264

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Wed 5/20

6:25 am-2:02 pm

2 stops7h 37m

Washington, D.C. Reagan-National

Mon 5/25

6:20 am-12:38 pm

1 stop6h 18m

$274

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Wed 5/20

6:25 am-2:02 pm

2 stops7h 37m

Washington, D.C. Reagan-National

Tue 5/26

2:45 pm-11:18 pm

2 stops8h 33m

$290

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 4/30

5:26 pm-11:17 pm

1 stop5h 51m

Washington, D.C. Reagan-National

Mon 5/4

5:45 pm-11:24 pm

1 stop5h 39m

$297

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Wed 4/15

5:26 pm-11:17 pm

1 stop5h 51m

Washington, D.C. Reagan-National

Tue 4/21

6:05 am-11:02 am

1 stop4h 57m

$321

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Mon 5/18

11:08 am-5:25 pm

1 stop6h 17m

Washington, D.C. Reagan-National

Wed 5/20

7:00 am-1:27 pm

1 stop6h 27m

$322

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Sat 4/4

3:22 pm-9:31 pm

1 stop6h 09m

Washington, D.C. Reagan-National

Tue 4/7

9:00 am-1:25 pm

1 stop4h 25m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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, Maine-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, Maine-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, Maine-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, Maine-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, Maine-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, Maine 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 March 13, 2026.

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland, Maine to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Portland, Maine to Washington, D.C. Reagan-National Airport (average of $118). Flying from Portland, Maine to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $152). 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 PWM 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 March 15, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine 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 March 15, 2026.
Read through reviews of airlines operating flights from Portland to Washington, D.C. Reagan-National Airport, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,427 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,427 reviews
United Airlines
7.4
Good
9,427 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,472 reviews
United Airlines
7.4
Good
9,427 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 2.9 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 (PWM) to Washington, D.C. Reagan-National should be relatively easy as there are 4 daily outbound flights to Washington, D.C. Reagan-National from 2 different airlines.

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

    A quick flight from Portland, Maine to Washington, D.C. Reagan-National Airport can take about 3h 55m. Delta provides one of the quickest options available for as low as $249. Airlines will cover a distance of 481 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on American Airlines is currently your cheapest option to Washington, D.C. Reagan-National Airport, with prices starting at $189. Another option worth looking into is United Airlines, starting at $218 round trip. These flights start at 41% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Portland, Maine to Washington, D.C. Reagan-National Airport?

    Consider Alaska Airlines (89%), PSA Airlines (79%) or Republic Airways (77%) when booking your flight. These represent the most reliable airlines when flying from Portland, Maine to Washington, D.C. Reagan-National Airport.

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

    On average you can expect to pay $384 for a flight from Portland, Maine to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $114 while the most popular route, (Portland - Washington, D.C. Reagan-National) is currently priced at $249.

  • 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, Maine to Washington, D.C. Reagan-National Airport?

    Currently, April is the cheapest month in which you can book a flight from Portland, Maine to Washington, D.C. Reagan-National Airport (average of $118). Flying from Portland, Maine to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $152). 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
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

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Top 2 airlines flying from Portland to Reagan-National

Discover the top 2 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 March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$321FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$218Average$321FlexibilityNo cancel feeOn-time69%

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