HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$55+ Cheap flights from Washington, D.C. (WAS) 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PWM
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Portland with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Washington, D.C. to Portland are usually found in January or October, booked 59 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Washington, D.C. to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$133
(Mytrip)

One-way from

$55
(Frontier)

Popular in

April

Cheapest in

January

Average price

$344

Good round-trip deal

$220 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Portland flights.
Search Deals
From Washington, D.C. (WAS) to Portland
Search Deals
One-way flight from Washington, D.C. (WAS) to Portland
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Portland.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Portland.
Search Deals

Find flight deals from Washington, D.C. to Portland

Cheapest flights from Washington, D.C. to Portland
Explore the most affordable flight options available from Washington, D.C. to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/186:14 pmBWI - PWM
1 stop25h 21mFrontier
Sat 3/2210:08 amPWM - BWI
1 stop21h 13mFrontier
Deal found 2/19$133
This Southwest deal was found by Cheapflights users on 2/19. 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 3/1211:15 amBWI - PWM
Nonstop1h 30mSouthwest
Mon 3/175:30 pmPWM - BWI
Nonstop1h 40mSouthwest
Deal found 2/19$157
This Delta deal was found by Cheapflights users on 2/20. 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 3/126:00 amBWI - PWM
1 stop6h 16mDelta
Wed 3/197:00 amPWM - BWI
1 stop4h 33mDelta
Deal found 2/20$177
This Delta deal was found by Cheapflights users on 2/20. 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 4/812:20 pmDCA - PWM
2 stops10h 35mDelta
Sat 4/121:20 pmPWM - DCA
1 stop5h 07mDelta
Deal found 2/20$197
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/192:50 pmDCA - PWM
Nonstop1h 50mAmerican Airlines
Sun 3/232:21 pmPWM - DCA
Nonstop1h 56mAmerican Airlines
Deal found 2/20$203
This United Airlines deal was found by Cheapflights users on 2/20. 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 3/218:55 amIAD - PWM
Nonstop1h 42mUnited Airlines
Mon 3/316:45 pmPWM - IAD
Nonstop1h 58mUnited Airlines
Deal found 2/20$204
This Delta deal was found by Cheapflights users on 2/19. 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.
Sat 4/128:21 pmIAD - PWM
1 stop4h 02mDelta
Wed 4/167:00 amPWM - IAD
1 stop4h 31mDelta
Deal found 2/19$207
This Booking.com deal was found by Cheapflights users on 2/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/195:54 pmIAD - PWM
1 stop15h 14mFrontier
Sat 3/2210:08 amPWM - IAD
1 stop6h 46mFrontier
Deal found 2/18$240
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/68:27 pmBWI - PWM
2 stops21h 11mMultiple Airlines
Mon 3/106:18 pmPWM - BWI
3 stops29h 25mMultiple Airlines
Deal found 2/19$254
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:00 pmDCA - PWM
1 stop4h 01mUnited Airlines
Tue 8/56:00 amPWM - DCA
1 stop6h 19mUnited Airlines
Deal found 2/20$306
This American Airlines deal was found by Cheapflights users on 2/20. 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 5/145:27 pmBWI - PWM
1 stop5h 31mAmerican Airlines
Wed 5/217:30 amPWM - BWI
1 stop5h 29mAmerican Airlines
Deal found 2/20$339
This American Airlines deal was found by Cheapflights users on 2/20. 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 2/214:35 pmIAD - PWM
1 stop5h 50mAmerican Airlines
Sun 2/237:20 amPWM - IAD
1 stop5h 58mAmerican Airlines
Deal found 2/20$351

Find flights from Washington, D.C. to Portland within your budget

Customize your flight search to find flights from Washington, D.C. 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 February 20, 2025.

Fly from

Washington, D.C.

Fly to

Portland

Route

Depart

Return

Price

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Tue 3/18

6:14 pm-7:35 pm

1 stop25h 21m

Portland

Sat 3/22

10:08 am-7:21 am

1 stop21h 13m

$133

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Wed 3/12

11:15 am-12:45 pm

Nonstop1h 30m

Portland

Mon 3/17

5:30 pm-7:10 pm

Nonstop1h 40m

$157

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Wed 3/12

6:00 am-12:16 pm

1 stop6h 16m

Portland

Wed 3/19

7:00 am-11:33 am

1 stop4h 33m

$177

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Tue 4/8

12:20 pm-10:55 pm

2 stops10h 35m

Portland

Sat 4/12

1:20 pm-6:27 pm

1 stop5h 07m

$197

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Wed 3/19

2:50 pm-4:40 pm

Nonstop1h 50m

Portland

Sun 3/23

2:21 pm-4:17 pm

Nonstop1h 56m

$203

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Fri 3/21

8:55 am-10:37 am

Nonstop1h 42m

Portland

Mon 3/31

6:45 pm-8:43 pm

Nonstop1h 58m

$204

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Sat 4/12

8:21 pm-12:23 am

1 stop4h 02m

Portland

Wed 4/16

7:00 am-11:31 am

1 stop4h 31m

$207

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Wed 3/19

5:54 pm-9:08 am

1 stop15h 14m

Portland

Sat 3/22

10:08 am-4:54 pm

1 stop6h 46m

$240

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Thu 3/6

8:27 pm-5:38 pm

2 stops21h 11m

Portland

Mon 3/10

6:18 pm-11:43 pm

3 stops29h 25m

$254

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Sat 7/26

7:00 pm-11:01 pm

1 stop4h 01m

Portland

Tue 8/5

6:00 am-12:19 pm

1 stop6h 19m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 30 results
1
2
3

Compare providers for flights from Washington, D.C. to Portland

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

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

Travel insights for flights from Washington, D.C. to Portland

Get recent, data-driven insights about flights from Washington, D.C. to Portland including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Portland. Price data was last updated on February 14, 2025.

The best time to book flights from Washington, D.C. to Portland, Maine is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Portland, Maine (average of $296). Flying from Washington, D.C. to Portland, Maine in April is currently the most expensive (average of $498). 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 WAS to PWM?

Find hourly flight availability from Washington, D.C. 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 February 20, 2025.

It’s optimal to fly from Washington, D.C. to Portland, Maine in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Portland. Price data was last updated on February 16, 2025.

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

Weekly flight availability from Washington, D.C. to Portland, Maine

Explore weekly flight availability from Washington, D.C. to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from WAS to PWM are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and JetBlue from Washington, D.C. to Portland 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.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Comfort

8.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Most people fly into Portland (PWM) if they book a flight to Portland from Washington, D.C.. On average, Portland has 8 inbound flights from Washington, D.C. per day from 4 airlines. Portland is conveniently located just 2.9 mi from Portland’s city center.

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

    Cheapflights users have booked flights from Washington, D.C. to Portland, Maine round-trip from $133. Other airlines that can offer you cheap pricing are Southwest, from $157, and Delta, from $177. Frontier is 60% 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. to Portland, Maine one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. to Portland, Maine are Frontier ($55), Southwest ($79), and American Airlines ($79).

  • What are the most popular routes from Washington, D.C. to Portland, Maine?

    When deciding which route to take from Washington, D.C. to Portland, Maine consider Washington, D.C. Dulles Intl - Portland, Washington, D.C. Reagan-National - Portland or Baltimore/Washington - Portland as they are the most popular.

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

    Consider Republic Airways (91%), Mesa Airlines (85%) or United Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Portland, Maine.

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

    While on average a flight from Washington, D.C. to Portland, Maine is generally $392, our data shows the cheapest flight currently is $89. When looking at the most popular route, (Washington, D.C. Dulles Intl - Portland), you can expect to pay $157 for that flight.

  • Can I find deals for flights from Washington, D.C. to Portland that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Portland?

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

  • Can I find deals for business class flights from Washington, D.C. to Portland?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Portland, Maine (average of $296). Flying from Washington, D.C. to Portland, Maine in April is currently the most expensive (average of $498). 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.?

Book flights to Washington, D.C. if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Washington, D.C. to Portland

Discover the top 4 airlines that operate flights from Washington, D.C. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$162Average$450FlexibilityNo cancel feeOn-time71%
DeltaCheapest$174Average$356FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$339FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$252Average$372FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.