HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Maryland

$91+ Cheap flights from Portland, ME (PWM) to Maryland

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BWI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Maryland 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.

Cheap flight deals from Portland to Maryland

Keep the following information in mind while searching for Portland to Maryland flight deals. Data was last updated September 11, 2025.

Round-trip from

$188
(Delta)

One-way from

$91
(Delta)

Popular in

August

Cheapest in

September

Average price

$238

Good round-trip deal

$324 or less

Good one-way deal

$176 or less
From Portland to Maryland
Search Deals
One-way flight from Portland to Maryland
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Portland to Maryland.
Search Deals
Price to beat on a one-way flight from Portland to Maryland.
Search Deals

Find flight deals from Portland to Maryland

Cheapest flights from Portland to Maryland
Explore the most affordable flight options available from Portland to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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 11/512:45 pmPWM - BWI
1 stop4h 09mDelta
Sat 11/86:00 amBWI - PWM
1 stop6h 00mDelta
Deal found 9/10$188
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:45 amPWM - IAD
Nonstop1h 49mUnited Airlines
Sun 10/58:16 amIAD - PWM
Nonstop1h 43mUnited Airlines
Deal found 9/11$189
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/246:00 amPWM - DCA
Nonstop1h 44mAmerican Airlines
Sun 10/2610:09 amDCA - PWM
Nonstop1h 45mAmerican Airlines
Deal found 9/10$189
This Delta deal was found by Cheapflights users on 9/9. 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 10/245:00 pmPWM - DCA
1 stop5h 51mDelta
Sat 10/253:05 pmDCA - PWM
2 stops9h 00mDelta
Deal found 9/9$190
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/165:45 amPWM - IAD
Nonstop1h 49mUnited Airlines
Sun 10/198:16 amIAD - PWM
Nonstop1h 43mUnited Airlines
Deal found 9/10$191
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:35 amPWM - IAD
1 stop5h 22mDelta
Sat 10/48:17 pmIAD - PWM
1 stop4h 17mDelta
Deal found 9/11$192
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amPWM - DCA
1 stop3h 58mUnited Airlines
Sat 10/47:29 pmDCA - PWM
1 stop3h 51mUnited Airlines
Deal found 9/11$192
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/165:45 amPWM - IAD
Nonstop1h 49mUnited Airlines
Mon 10/208:30 amIAD - PWM
1 stop5h 23mUnited Airlines
Deal found 9/11$193
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:53 pmPWM - DCA
1 stop6h 06mDelta
Wed 12/109:40 amDCA - PWM
2 stops6h 26mDelta
Deal found 9/11$193
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:22 pmPWM - IAD
Nonstop1h 56mUnited Airlines
Mon 11/178:20 amIAD - PWM
Nonstop1h 44mUnited Airlines
Deal found 9/9$194
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amPWM - DCA
Nonstop1h 44mAmerican Airlines
Tue 9/3010:04 pmDCA - PWM
Nonstop1h 41mAmerican Airlines
Deal found 9/9$194
This JetBlue deal was found by Cheapflights users on 9/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/22:17 pmPWM - DCA
1 stop5h 03mJetBlue
Tue 10/76:25 amDCA - PWM
1 stop6h 57mJetBlue
Deal found 9/11$197

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Maryland 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 11, 2025.
Use the filters below to find and compare flights from Portland to Maryland that are best for you.

Fly from

Portland

Fly to

Maryland

Route

Depart

Return

Price

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Thu 10/2

6:35 am-11:57 am

1 stop5h 22m

Washington, D.C. Dulles Intl

Sat 10/4

8:17 pm-12:34 am

1 stop4h 17m

$192

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 10/16

8:00 am-12:19 pm

1 stop4h 19m

Washington, D.C. Reagan-National

Sat 10/18

7:29 pm-11:20 pm

1 stop3h 51m

$192

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Thu 1/22

6:30 am-11:53 am

1 stop5h 23m

Washington, D.C. Dulles Intl

Sat 1/24

7:59 pm-11:49 pm

1 stop3h 50m

$192

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Fri 10/17

5:45 am-7:34 am

Nonstop1h 49m

Washington, D.C. Dulles Intl

Sun 10/19

8:16 am-9:59 am

Nonstop1h 43m

$194

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 10/2

2:17 pm-7:20 pm

1 stop5h 03m

Washington, D.C. Reagan-National

Tue 10/7

5:20 pm-11:04 pm

1 stop5h 44m

$197

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 1/22

6:30 am-2:24 pm

2 stops7h 54m

Washington, D.C. Reagan-National

Sat 1/24

6:00 am-11:00 am

1 stop5h 00m

$197

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Sat 12/6

4:53 pm-11:08 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Wed 12/10

7:59 pm-11:59 pm

1 stop4h 00m

$200

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Thu 2/5

5:30 am-12:00 pm

1 stop6h 30m

Washington, D.C. Dulles Intl

Sun 2/8

7:59 pm-11:49 pm

1 stop3h 50m

$206

PortlandWashington, D.C.

PWM - IAD

PWMIAD

Portland

Thu 10/23

7:25 pm-9:15 pm

Nonstop1h 50m

Washington, D.C. Dulles Intl

Sun 10/26

8:20 am-10:04 am

Nonstop1h 44m

$207

PortlandWashington, D.C.

PWM - DCA

PWMDCA

Portland

Thu 1/8

6:00 am-4:32 pm

2 stops10h 32m

Washington, D.C. Reagan-National

Sat 1/10

3:05 pm-11:49 pm

2 stops8h 44m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Portland to Maryland

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

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

Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Maryland (average of $241). Flying from Portland, Maine to Maryland in March is currently the most expensive (average of $290). 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 MD?

Find hourly flight availability from Portland to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Portland, Maine to Maryland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Portland to Maryland. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Portland to Maryland. 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 Maryland?

    Located just 2.9 mi from the city center, Portland (PWM) is the airport most travelers will use when flying to Maryland from Portland.

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

    This flight path from Portland to Maryland was viewed by 46 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    For as low as $192, Delta can have you in Maryland from Portland, Maine in 4h 19m. Airlines will cover a distance of 481 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portland, Maine to Maryland one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $91. However, be on the lookout for offers from Southwest and United Airlines, as they are both options that can get you from Portland, Maine to Maryland for a low price.

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

    While some choose either Portland - Washington, D.C. Reagan-National or Portland - Philadelphia, Portland - Washington, D.C. Dulles Intl is the most popular route from Portland, Maine to Maryland.

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

    Looking at all options, your cheapest flight can be booked for $108. While the most popular route (Portland - Washington, D.C. Dulles Intl) can be booked for $172 on average, our data indicates $333 when flying from Portland, Maine to Maryland.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Maryland (average of $241). Flying from Portland, Maine to Maryland in March is currently the most expensive (average of $290). 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

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.

Alternative routes for Portland to Maryland

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Orlando flights
Boston to Los Angeles flights
Boston to Dallas/Fort Worth flights
Boston to O'Hare Intl flights
Boston to Las Vegas flights
Boston to San Francisco flights
Boston to Atlanta flights
Boston to Fort Lauderdale flights
Boston to Baltimore flights
Boston to Sky Harbor Intl flights
Boston to Denver flights
Boston to Nashville flights
Boston to Reagan-National flights
Boston to Miami flights
Boston to Dulles Intl flights
Boston to Charlotte flights
Boston to LaGuardia flights
Boston to Philadelphia flights
Boston to Newark flights
Boston to Raleigh flights
Boston to Tampa flights
Boston to Hobby flights
Boston to New Orleans flights
Boston to Austin flights
Boston to San Diego flights
Boston to John F Kennedy Intl flights
Boston to Seattle flights
Boston to Fort Myers flights
Boston to Salt Lake City flights
Boston to George Bush Intcntl flights
Boston to Charleston flights
Boston to West Palm Beach flights
Boston to Midway flights
Boston to Pittsburgh flights
Boston to Columbus flights
Boston to Cincinnati flights
Boston to Cleveland flights
Boston to Indianapolis flights
Boston to Detroit flights
Boston to Ontario flights
Boston to Honolulu flights
Boston to Portland flights
Boston to Minneapolis flights
Boston to Savannah flights
Boston to Jacksonville flights
Boston to Love Field flights
Boston to Milwaukee flights
Boston to Kansas City flights
Boston to Santa Ana flights
Boston to Islip flights

Top 3 airlines flying from Portland to Maryland

Discover the top 3 airlines that operate flights from Portland to Maryland. 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$199Average$285FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$243Average$356FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$370Average$468FlexibilityNo cancel feeOn-time71%

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.