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$114+ Cheap flights from Maryland 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — PWM
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Maryland to Portland

Cheapest flights from Maryland to Portland
Explore the most affordable flight options available from Maryland to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.

This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:55 am
BWI
-
PWM
Nonstop1h 30m
Southwest
Tue 8/255:45 am
PWM
-
BWI
Nonstop1h 40m
Southwest
Deal found 6/10$228
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:10 pm
BWI
-
PWM
1 stop8h 23m
Delta
Tue 9/156:05 am
PWM
-
BWI
1 stop7h 15m
Delta
Deal found 6/10$235
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:15 am
BWI
-
PWM
Nonstop1h 40m
Southwest
Sat 9/125:40 am
PWM
-
BWI
Nonstop1h 35m
Southwest
Deal found 6/10$261
This Delta deal was found by Cheapflights users on 6/9. 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.
Fri 10/25:30 pm
DCA
-
PWM
1 stop5h 47m
Delta
Tue 10/65:59 pm
PWM
-
DCA
1 stop4h 55m
Delta
Deal found 6/9$264
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:10 pm
IAD
-
PWM
Nonstop1h 41m
United Airlines
Mon 7/135:15 am
PWM
-
IAD
Nonstop1h 45m
United Airlines
Deal found 6/10$264
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
DCA
-
PWM
1 stop5h 01m
Delta
Sat 9/126:30 am
PWM
-
DCA
1 stop3h 56m
Delta
Deal found 6/10$265
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:00 pm
IAD
-
PWM
1 stop6h 33m
Delta
Sun 9/136:00 am
PWM
-
IAD
1 stop5h 59m
Delta
Deal found 6/10$265
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:10 pm
BWI
-
PWM
1 stop8h 23m
Delta
Mon 9/146:05 am
PWM
-
BWI
1 stop7h 15m
Delta
Deal found 6/10$266
This American Airlines deal was found by Cheapflights users on 6/8. 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 8/2010:21 pm
DCA
-
PWM
Nonstop1h 38m
American Airlines
Mon 8/246:00 am
PWM
-
DCA
Nonstop1h 48m
American Airlines
Deal found 6/8$268
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 8/76:59 am
DCA
-
PWM
1 stop5h 41m
American Airlines
Thu 8/131:30 pm
PWM
-
DCA
1 stop5h 29m
American Airlines
Deal found 6/10$269
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/115:42 pm
IAD
-
PWM
1 stop5h 48m
United Airlines
Wed 7/157:16 pm
PWM
-
IAD
Nonstop1h 58m
United Airlines
Deal found 6/8$269
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:18 pm
IAD
-
PWM
2 stops9h 07m
Delta
Wed 9/306:02 am
PWM
-
IAD
1 stop5h 43m
Delta
Deal found 6/10$270

Find flight deals from Maryland to Portland

Keep the following information in mind while searching for Maryland to Portland flight deals. Data was last updated June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$228
(Southwest)

One-way from

$114
(Southwest)

Popular in

July

Cheapest in

September

Average price

$383

Good round-trip deal

$363 or less

Good one-way deal

$190 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 Maryland to Portland
Search Deals
One-way flight from Maryland to Portland
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($29 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 June 2026
Search Deals
Price to beat on a round-trip flight from Maryland to Portland.
Search Deals
Price to beat on a one-way flight from Maryland to Portland.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 June 11, 2026.
Use the filters below to find and compare flights from Maryland to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Tue 8/18

2:45 pm-11:30 pm

2 stops8h 45m

Portland

Tue 8/25

6:00 am-10:09 am

1 stop4h 09m

$284

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Tue 7/7

5:40 pm-11:30 pm

1 stop5h 50m

Portland

Tue 7/14

11:01 am-6:43 pm

2 stops7h 42m

$284

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Mon 7/13

11:00 am-4:50 pm

1 stop5h 50m

Portland

Thu 7/23

6:00 am-2:02 pm

2 stops8h 02m

$286

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Wed 9/23

12:32 pm-11:59 pm

2 stops11h 27m

Portland

Sun 9/27

6:02 am-10:06 am

1 stop4h 04m

$299

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Tue 6/30

10:10 pm-11:51 pm

Nonstop1h 41m

Portland

Sat 7/4

6:00 am-11:28 am

1 stop5h 28m

$300

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Tue 8/4

10:10 pm-11:51 pm

Nonstop1h 41m

Portland

Sat 8/8

5:15 am-7:00 am

Nonstop1h 45m

$302

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Wed 9/9

8:25 am-1:55 pm

1 stop5h 30m

Portland

Sat 9/12

6:00 am-9:44 am

1 stop3h 44m

$322

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Fri 10/2

2:45 pm-11:17 pm

2 stops8h 32m

Portland

Tue 10/6

6:30 am-10:24 am

1 stop3h 54m

$324

Washington, D.C.Portland

IAD - PWM

IADPWM

Washington, D.C. Dulles Intl

Fri 8/7

10:10 pm-11:51 pm

Nonstop1h 41m

Portland

Thu 8/13

5:15 am-7:07 am

Nonstop1h 52m

$329

Washington, D.C.Portland

DCA - PWM

DCAPWM

Washington, D.C. Reagan-National

Fri 10/30

3:05 pm-11:06 pm

2 stops8h 01m

Portland

Sun 11/1

6:00 am-10:05 am

1 stop4h 05m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Maryland to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Maryland 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 Maryland to Portland

What is the cheapest month to book a flight from Maryland to Portland, Maine?

Currently, September is the cheapest month in which you can book a flight from Maryland to Portland, Maine (average of $177). Flying from Maryland to Portland, Maine in June is currently the most expensive (average of $338). 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 MD to PWM?

Find hourly flight availability from Maryland 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 June 11, 2026.

When flying from Maryland 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 13% versus a flight at noon.

How much does it cost to fly round-trip from Maryland to Portland, Maine?

How far ahead should I book a flight from Maryland to Portland, Maine?

To ensure you get the cheapest price possible for a flight from Maryland to Portland, Maine, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Maryland to Portland, Maine?

Use this chart to determine the cheapest time to fly round-trip from Maryland to Portland. Price data was last updated on June 8, 2026.

Travelers seeking maximum savings on their Maryland to Portland, Maine flight should consider departing on Monday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Maryland 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 Maryland?

    Portland (PWM), located 2.9 mi from the city center, is the airport you fly into when you book flights from Maryland to Portland.

  • How popular is this Maryland to Portland, Maine flight route?

    Within the past month, 1 users have taken a look at flights from Maryland to Portland.

  • How long is the flight from Maryland to Portland, Maine?

    For as low as $347, Delta can have you in Portland, Maine from Maryland in 1h 40m. The distance from Maryland to Portland, Maine is about 451 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Maryland to Portland, Maine?

    The most popular flight routes from Maryland to Portland, Maine are Washington, D.C. Reagan-National - Portland, Washington, D.C. Dulles Intl - Portland and Baltimore/Washington - Portland.

  • What are the cheapest flights from Maryland to Portland, Maine?

    On average you can expect to pay $320 for a flight from Maryland to Portland, Maine. The cheapest flight overall is $156 while the most popular route, (Washington, D.C. Reagan-National - Portland) is currently priced at $235.

  • Can I find deals for flights from Maryland to Portland that include hotel bookings?

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

  • How can I find direct flights from Maryland to Portland?

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

  • Can I find deals for business class flights from Maryland to Portland?

    Yes. Cheapflights offers flight deals from Maryland 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 Maryland to Portland, Maine?

    Currently, September is the cheapest month in which you can book a flight from Maryland to Portland, Maine (average of $177). Flying from Maryland to Portland, Maine in June is currently the most expensive (average of $338). 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
North Conway
Brunswick
Lewiston
Conway

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Top airline flying from Maryland to Portland

Discover the top airline that operate flights from Maryland 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 June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$257Average$404FlexibilityNo cancel feeOn-time63%

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