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$119+ Cheap flights from Reagan-National (DCA) to Portland, ME (PWM)

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — PWM
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Portland are usually found in January or March, booked 67 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Reagan-National to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Portland (PWM). 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 September 16, 2025.

Round-trip from

$219
(Delta)

One-way from

$119
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$297

Good round-trip deal

$263 or less

Good one-way deal

$216 or less
From Washington, D.C. Reagan-National to Portland
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One-way flight from Washington, D.C. Reagan-National to Portland
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Portland.
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Portland.
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Find flight deals from Reagan-National to Portland

Cheapest flights from Reagan-National to Portland
Explore the most affordable flight options available from Reagan-National to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 12/109:40 amDCA - PWM
2 stops6h 26mDelta
Wed 12/176:15 amPWM - DCA
1 stop3h 50mDelta
Deal found 9/14$219
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 pmDCA - PWM
1 stop4h 17mUnited Airlines
Sun 11/166:00 amPWM - DCA
1 stop5h 53mUnited Airlines
Deal found 9/15$222
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/2911:35 amDCA - PWM
1 stop8h 36mAmerican Airlines
Fri 10/37:05 amPWM - DCA
1 stop8h 11mAmerican Airlines
Deal found 9/14$223
This Delta deal was found by Cheapflights users on 9/16. 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 9/303:05 pmDCA - PWM
2 stops9h 29mDelta
Sat 10/46:33 pmPWM - DCA
1 stop4h 24mDelta
Deal found 9/16$224
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:59 amDCA - PWM
1 stop7h 39mAmerican Airlines
Tue 10/287:00 amPWM - DCA
1 stop11h 39mAmerican Airlines
Deal found 9/15$225
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:29 pmDCA - PWM
1 stop3h 51mUnited Airlines
Sat 10/256:00 amPWM - DCA
1 stop4h 43mUnited Airlines
Deal found 9/14$226
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/85:24 pmDCA - PWM
1 stop5h 08mAmerican Airlines
Tue 11/115:43 amPWM - DCA
Nonstop1h 55mAmerican Airlines
Deal found 9/14$227
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 9/233:28 pmDCA - PWM
1 stop7h 01mAmerican Airlines
Tue 10/76:00 amPWM - DCA
Nonstop1h 44mAmerican Airlines
Deal found 9/14$229
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/308:36 amDCA - PWM
1 stop3h 59mAmerican Airlines
Mon 11/35:43 amPWM - DCA
Nonstop1h 55mAmerican Airlines
Deal found 9/16$230
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/273:28 pmDCA - PWM
1 stop7h 01mAmerican Airlines
Fri 10/32:02 pmPWM - DCA
Nonstop1h 57mAmerican Airlines
Deal found 9/14$234
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 pmDCA - PWM
1 stop4h 17mUnited Airlines
Mon 11/1710:45 amPWM - DCA
1 stop6h 01mUnited Airlines
Deal found 9/15$236
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/2810:09 amDCA - PWM
Nonstop1h 45mAmerican Airlines
Tue 10/285:21 pmPWM - DCA
Nonstop1h 49mAmerican Airlines
Deal found 9/13$237

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Portland 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 September 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Portland that are best for you.

Fly from

Reagan-National

Fly to

Portland

Route

Depart

Return

Price

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Wed 12/10

9:40 am-4:06 pm

2 stops6h 26m

Portland

Thu 12/18

6:15 am-10:05 am

1 stop3h 50m

$219

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Wed 12/10

9:40 am-4:06 pm

2 stops6h 26m

Portland

Tue 12/16

6:00 am-11:39 am

1 stop5h 39m

$219

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Wed 12/3

9:40 am-4:06 pm

2 stops6h 26m

Portland

Tue 12/9

6:00 am-2:26 pm

2 stops8h 26m

$219

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Fri 11/14

7:00 pm-11:17 pm

1 stop4h 17m

Portland

Sun 11/16

6:00 am-9:59 am

1 stop3h 59m

$222

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 10/25

3:05 pm-12:05 am

2 stops9h 00m

Portland

Tue 10/28

5:42 am-4:20 pm

2 stops10h 38m

$224

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 10/25

3:05 pm-12:05 am

2 stops9h 00m

Portland

Wed 10/29

1:46 pm-10:59 pm

2 stops9h 13m

$224

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 10/18

7:29 pm-11:20 pm

1 stop3h 51m

Portland

Sat 10/25

6:00 am-10:43 am

1 stop4h 43m

$226

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 10/18

5:00 pm-12:05 am

1 stop7h 05m

Portland

Sat 10/25

6:30 am-12:27 pm

1 stop5h 57m

$239

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Fri 11/14

5:03 pm-11:54 pm

1 stop6h 51m

Portland

Mon 11/17

4:53 pm-11:04 pm

1 stop6h 11m

$239

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 10/11

5:00 pm-12:05 am

1 stop7h 05m

Portland

Thu 10/23

5:00 pm-10:51 pm

1 stop5h 51m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 22 results
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2
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Best time to book a flight from Reagan-National to Portland

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

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

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Portland. Price data was last updated on September 12, 2025.

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Reagan-National Airport to Portland, Maine. 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 Washington, D.C. Reagan-National Airport to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Portland, Maine (average of $296). Flying from Washington, D.C. Reagan-National Airport to Portland, Maine in July is currently the most expensive (average of $394). 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 DCA to PWM?

Find hourly flight availability from Reagan-National to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Washington, D.C. Reagan-National Airport to Portland, Maine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 23% versus a flight at noon.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Portland, Maine?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Portland. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Portland, Maine flight should consider departing on Saturday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Portland, 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
8,924 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Portland. 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 into for flights to Portland from 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 Portland from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to Portland (PWM) should be relatively easy as there are 4 daily inbound flights from Washington, D.C. Reagan-National from 2 different airlines.

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

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Portland, Maine in 4h 17m. Fly via Delta or United Airlines to get the fastest option. The distance between Washington, D.C. Reagan-National Airport and Portland, Maine is about 481 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Washington, D.C. Reagan-National Airport to Portland, Maine is United Airlines. Our recent data shows that you can find tickets from as low as $189 on this airline. An additional option worth looking into is American Airlines, starting at $189. United Airlines is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Reagan-National Airport to Portland, Maine on time: Envoy Air (100%), PSA Airlines (88%), Republic Airways (81%).

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

    While on average a flight from Washington, D.C. Reagan-National Airport to Portland, Maine is generally $436, our data shows the cheapest flight currently is $97. When looking at the most popular route, (Washington, D.C. Reagan-National - Portland), you can expect to pay $209 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Portland, Maine (average of $296). Flying from Washington, D.C. Reagan-National Airport to Portland, Maine in July is currently the most expensive (average of $394). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Brunswick
North Conway
Auburn
Conway
Lewiston

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Reagan-National to Portland

Discover the top 2 airlines that operate flights from Reagan-National to Portland. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$348FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$339FlexibilityNo cancel feeOn-time71%

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