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$139+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — PWM
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
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 September, booked 62 days in advance, depart on a Saturday or Wednesday and return on a Thursday

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 August 2, 2025.

Round-trip from

$225
(American Airlines)

One-way from

$139
(Southwest)

Popular in

December

Cheapest in

January

Average price

$407

Good round-trip deal

$285 or less

Good one-way deal

$181 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 ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 2, 2025.

This Delta deal was found by Cheapflights users on 8/1. 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.
Sun 10/196:05 amDCA - PWM
1 stop18h 00mDelta
Wed 10/224:48 pmPWM - DCA
1 stop6h 11mDelta
Deal found 8/1$225
This JetBlue deal was found by Cheapflights users on 8/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:42 pmDCA - PWM
1 stop4h 25mJetBlue
Mon 9/222:17 pmPWM - DCA
1 stop5h 03mJetBlue
Deal found 8/1$226
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/201:30 pmDCA - PWM
1 stop4h 25mAmerican Airlines
Wed 9/245:20 pmPWM - DCA
Nonstop1h 45mAmerican Airlines
Deal found 7/30$227
This Southwest deal was found by Cheapflights users on 7/30. 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.
Sat 9/206:00 amDCA - PWM
1 stop7h 55mSouthwest
Wed 9/244:55 pmPWM - DCA
1 stop6h 05mSouthwest
Deal found 7/30$232
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Tue 10/284:30 pmDCA - PWM
1 stop6h 47mUnited Airlines
Sun 11/25:00 amPWM - DCA
1 stop5h 25mUnited Airlines
Deal found 8/1$263

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 August 2, 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

Sun 10/19

6:05 am-12:05 am

1 stop18h 00m

Portland

Wed 10/22

4:48 pm-10:59 pm

1 stop6h 11m

$225

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Thu 9/18

5:42 pm-10:07 pm

1 stop4h 25m

Portland

Mon 9/22

2:17 pm-7:20 pm

1 stop5h 03m

$226

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 9/20

1:30 pm-5:55 pm

1 stop4h 25m

Portland

Wed 9/24

5:20 pm-7:05 pm

Nonstop1h 45m

$227

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 9/20

6:00 am-1:55 pm

1 stop7h 55m

Portland

Wed 9/24

4:55 pm-11:00 pm

1 stop6h 05m

$232

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Tue 10/28

4:30 pm-11:17 pm

1 stop6h 47m

Portland

Sun 11/2

5:00 am-10:25 am

1 stop5h 25m

$263

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 8/30

6:00 am-4:05 pm

1 stop10h 05m

$139

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 8/23

2:00 pm-7:41 pm

1 stop5h 41m

$140

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Mon 10/13

6:25 am-1:22 pm

1 stop6h 57m

$141

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Mon 8/18

11:07 am-9:43 pm

1 stop10h 36m

$142

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 8/16

7:00 pm-11:14 pm

1 stop4h 14m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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 July 25, 2025.

Booking 62 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 August 2, 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 evening, which can drop the price by up to 22% versus a flight in the afternoon.

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 July 27, 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. Tuesday afternoons 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 August 2, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Portland, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
Southwest
8.0
Very good
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
Delta
8.0
Very good
7,983 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
United Airlines
7.4
Good
8,904 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
JetBlue
7.3
Good
2,915 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Gina,Jul 2025

LAS - DEN

We experienced bad weather, which turned our 1.5 hour flight from Las Vegas to Denver, into 3.5. The pilot and crew kept us updated and explained that we had to circle and or possibly redirect to another airport. After circling for sometime, we were able to land smoothly in Denver. Thank you to all the flight crew, tower control, and all who got us to our destination safely.

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 2 daily inbound flights from Washington, D.C. Reagan-National from 3 different airlines.

  • 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 American Airlines. Our recent data shows that you can find tickets from as low as $225 on this airline. Additional options worth looking into are JetBlue and Southwest, starting at $226 and $232 round-trip. American Airlines is 31% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $139. Delta flights start at $140 while deals on JetBlue start at $141 one-way.

  • 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 (72%), PSA Airlines (64%), American Airlines (63%).

  • 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 $333, our data shows the cheapest flight currently is $118. When looking at the most popular route, (Washington, D.C. Reagan-National - Portland), you can expect to pay $197 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

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Top 3 airlines flying from Reagan-National to Portland

Discover the top 3 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$152Average$340FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$344FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$340FlexibilityNo cancel feeOn-time71%

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