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Cheap flights from Baltimore to Portland from $116

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Portland departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Baltimore to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
8:30 pm - 10:00 pm
BWI
-
PWM
1h 30mnonstop
Southwest Logo
11:50 am - 1:35 pm
PWM
-
BWI
1h 45mnonstop
$281Southwest
Sat, Feb 7 - Thu, Feb 12
Delta Logo
5:40 am - 12:09 pm
BWI
-
PWM
6h 29m
1 stop
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
$301Delta
Wed, Mar 18 - Tue, Mar 24
Delta Logo
5:35 pm - 11:59 pm
BWI
-
PWM
6h 24m
2 stops
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
$306Delta
Tue, Mar 17 - Mon, Mar 23
Southwest Logo
12:45 pm - 2:15 pm
BWI
-
PWM
1h 30mnonstop
Southwest Logo
5:30 pm - 7:15 pm
PWM
-
BWI
1h 45mnonstop
$310Southwest
Thu, Mar 19 - Mon, Mar 23
Delta Logo
5:25 pm - 12:18 am
BWI
-
PWM
6h 53m
2 stops
Delta Logo
6:00 am - 4:38 pm
PWM
-
BWI
10h 38m
2 stops
$312Delta
Tue, Feb 24 - Thu, Feb 26
American Airlines Logo
5:59 pm - 10:50 pm
BWI
-
PWM
4h 51m
1 stop
American Airlines Logo
1:18 pm - 9:23 pm
PWM
-
BWI
8h 05m
1 stop
$314American Airlines
Wed, Apr 1 - Tue, Apr 7
Delta Logo
5:40 am - 12:09 pm
BWI
-
PWM
6h 29m
1 stop
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
$320Delta
Wed, Mar 18 - Sun, Mar 22
Delta Logo
5:40 am - 12:09 pm
BWI
-
PWM
6h 29m
1 stop
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
$321Delta
Mon, Mar 9 - Wed, Mar 11
Delta Logo
5:35 pm - 11:59 pm
BWI
-
PWM
6h 24m
2 stops
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
$326Delta
Mon, Mar 9 - Wed, Mar 11
Multiple Airlines Logo
6:15 pm - 10:49 am
BWI
-
PWM
40h 34m
2 stops
Multiple Airlines Logo
11:02 am - 11:47 pm
PWM
-
BWI
12h 45m
1 stop
$329Multiple Airlines
Sat, Jan 24 - Wed, Jan 28

Southwest flights from Baltimore to Portland, Maine

Our best Southwest deals on Baltimore to Portland, Maine flight tickets
Southwest
Apr 9
BWI2:45 pmBaltimore/Washington
1h 30m
PWM4:15 pmPortland
Apr 14
PWM6:10 amPortland
1h 45m
BWI7:55 amBaltimore/Washington
$281
Southwest
May 14
BWI2:45 pmBaltimore/Washington
1h 30m
PWM4:15 pmPortland
May 18
PWM5:30 amPortland
1h 45m
BWI7:15 amBaltimore/Washington
$310
Southwest
May 15
BWI2:45 pmBaltimore/Washington
1h 30m
PWM4:15 pmPortland
May 18
PWM5:30 amPortland
1h 45m
BWI7:15 amBaltimore/Washington
$321

American Airlines flights from Baltimore to Portland, Maine

Our best American Airlines deals on Baltimore to Portland, Maine flight tickets
American Airlines
Apr 1
BWI5:59 pmBaltimore/Washington
4h 51m
1 stop
PWM10:50 pmPortland
Apr 7
PWM1:18 pmPortland
8h 05m
1 stop
BWI9:23 pmBaltimore/Washington
$314
American Airlines
Jan 21
BWI2:46 pmBaltimore/Washington
7h 21m
1 stop
PWM10:07 pmPortland
Jan 24
PWM7:00 amPortland
6h 56m
1 stop
BWI1:56 pmBaltimore/Washington
$476
American Airlines
Jan 21
BWI2:46 pmBaltimore/Washington
7h 21m
1 stop
PWM10:07 pmPortland
Jan 27
PWM7:00 amPortland
6h 56m
1 stop
BWI1:56 pmBaltimore/Washington
$493

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Portland, Maine 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, momondo users made 832,500 searches. Data last updated January 12, 2026.
Use the filters below to find and compare flights from Baltimore to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Sat 2/7

8:30 pm-10:00 pm

Nonstop1h 30m

Portland

Thu 2/12

11:50 am-1:35 pm

Nonstop1h 45m

$281

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Wed 3/18

5:40 am-12:09 pm

1 stop6h 29m

Portland

Tue 3/24

4:48 pm-11:01 pm

1 stop6h 13m

$301

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Tue 3/17

5:35 pm-11:59 pm

2 stops6h 24m

Portland

Mon 3/23

4:48 pm-11:01 pm

1 stop6h 13m

$306

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Thu 3/19

12:45 pm-2:15 pm

Nonstop1h 30m

Portland

Mon 3/23

5:30 pm-7:15 pm

Nonstop1h 45m

$310

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Tue 2/24

5:25 pm-12:18 am

2 stops6h 53m

Portland

Thu 2/26

6:00 am-4:38 pm

2 stops10h 38m

$312

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Wed 4/1

5:59 pm-10:50 pm

1 stop4h 51m

Portland

Tue 4/7

1:18 pm-9:23 pm

1 stop8h 05m

$314

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Wed 3/18

5:40 am-12:09 pm

1 stop6h 29m

Portland

Sun 3/22

4:48 pm-11:01 pm

1 stop6h 13m

$320

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Mon 3/9

5:40 am-12:09 pm

1 stop6h 29m

Portland

Wed 3/11

4:48 pm-11:01 pm

1 stop6h 13m

$321

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Mon 3/9

5:35 pm-11:59 pm

2 stops6h 24m

Portland

Wed 3/11

4:48 pm-11:01 pm

1 stop6h 13m

$326

BaltimorePortland

BWI - PWM

BWIPWM

Baltimore/Washington

Sat 1/24

6:15 pm-10:49 am

2 stops40h 34m

Portland

Wed 1/28

11:02 am-11:47 pm

1 stop12h 45m

$329

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Portland from

How to get the cheapest flight ticket from Baltimore to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Baltimore is in April. Flight prices, which tend to average around $252, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $289.

What is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Baltimore is on a Saturday. momondo users have found tickets for Saturday departures for as low as $288. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Baltimore because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $374.

What is the cheapest time of day to depart on your flight to Portland, Maine?

In the evening is the cheapest time of day to fly from Baltimore to Portland, Maine when you can find flight prices for as low as $300. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $380. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Baltimore/Washington to Portland flight route?

Fly from Baltimore/Washington to Portland for the best Baltimore/Washington - Portland flight prices

How far in advance should I book a flight to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Baltimore for as low as $286 on momondo.

What cabin class options are available on Baltimore/Washington to Portland flights?

There is only 1 cabin class available to choose from on Baltimore/Washington to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Baltimore to Portland, Maine flights?

You could potentially save up to 14% on your flight if you consider stops on a Baltimore to Portland, Maine flight.

How have Baltimore to Portland, Maine flight prices changed over time?

As of January 2026, prices for Baltimore to Portland, Maine flights are approximately 78% more expensive when compared to flights at the same time last year.

When to book flights from Baltimore to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to Portland, Maine (BWI to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Portland, Maine

Best Price Found

$215

Fastest flight time

1h 30m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Portland, Maine

1 airport
The best one-way flight to Portland, Maine from Baltimore in the past 72 hours is $215. The best round-trip flight deal from Baltimore to Portland, Maine found on momondo in the last 72 hours is $350.
The fastest flight from Baltimore to Portland, Maine takes 1h 30m
Direct flights go from Baltimore to Portland, Maine on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Southwest.
There is 1 airport in Portland, Maine. From Baltimore there are direct flights to Portland (PWM).
Search flight deals

  • How far is Baltimore/Washington to Portland by plane?

    A flight from Baltimore/Washington to Portland will travel around 446.1 mi. Flights usually cover this in 1h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Portland Airport?

    Prices for flights from Baltimore/Washington Airport to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to Portland Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Baltimore to Portland, Maine?

  • What is the most popular airline from Baltimore to Portland, Maine?

Best airlines flying from Baltimore to Portland, Maine

Compare and see reviews for airlines that fly from Baltimore to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $244Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
American AirlinesPriceFrom $318Free CancellationRating
7.2
11,108 reviews
Search American Airlines flights

  • Southwest Flights From Baltimore to Portland, Maine

    Southwest operates around 24 flights from Baltimore to Portland, Maine every week. The average price of these flights found in the last 72 hours has been $382, but momondo users have found Southwest deals from Baltimore to Portland, Maine from as low as $244 round-trip. Southwest has been scored 8.0/10 in 4,253 reviews.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Oxford
Bath
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Portland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Baltimore to Portland for you.

Can I find flights from Baltimore to Portland with flexible booking policies on momondo?

Flights from Baltimore to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Baltimore to Portland?

momondo helps you find the best flight between Baltimore and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Baltimore to Portland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Baltimore to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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