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Cheap flights from Portland, Maine to Washington, D.C. from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Washington, D.C. departing on 2/23. 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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Find the cheapest flights from Portland, Maine to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:45 am - 7:40 am
PWM
-
BWI
1h 55mnonstop
Southwest Logo
8:45 pm - 10:15 pm
BWI
-
PWM
1h 30mnonstop
$261Southwest
Wed, Feb 25 - Wed, Mar 4
Southwest Logo
6:10 am - 7:55 am
PWM
-
BWI
1h 45mnonstop
Southwest Logo
9:40 pm - 11:10 pm
BWI
-
PWM
1h 30mnonstop
$271Southwest
Wed, May 13 - Sat, May 16
Southwest Logo
5:25 am - 7:25 am
PWM
-
BWI
2h 00mnonstop
Southwest Logo
9:15 pm - 10:45 pm
BWI
-
PWM
1h 30mnonstop
$281Southwest
Sat, Feb 21 - Mon, Mar 2
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
Delta Logo
5:40 am - 1:50 pm
BWI
-
PWM
8h 10m
2 stops
$286Delta
Tue, Mar 10 - Wed, Mar 11
Delta Logo
2:35 pm - 10:53 pm
PWM
-
BWI
8h 18m
2 stops
Delta Logo
6:00 am - 12:00 pm
BWI
-
PWM
6h 00m
1 stop
$296Delta
Tue, Mar 3 - Thu, Mar 5
Southwest Logo
5:30 pm - 7:15 pm
PWM
-
BWI
1h 45mnonstop
Southwest Logo
10:25 am - 11:55 am
BWI
-
PWM
1h 30mnonstop
$300Southwest
Sun, Mar 22 - Tue, Mar 24
Delta Logo
12:13 pm - 4:38 pm
PWM
-
BWI
4h 25m
1 stop
Delta Logo
6:00 am - 12:00 pm
BWI
-
PWM
6h 00m
1 stop
$301Delta
Thu, Feb 26 - Thu, Mar 5
Delta Logo
6:00 am - 2:16 pm
PWM
-
BWI
8h 16m
2 stops
Delta Logo
6:00 am - 12:00 pm
BWI
-
PWM
6h 00m
1 stop
$306Delta
Sat, Feb 21 - Thu, Feb 26
Multiple Airlines Logo
6:18 pm - 5:15 pm
PWM
-
BWI
22h 57m
1 stop
Multiple Airlines Logo
6:50 pm - 10:49 am
BWI
-
PWM
39h 59m
2 stops
$307Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
Delta Logo
4:48 pm - 11:01 pm
PWM
-
BWI
6h 13m
1 stop
Delta Logo
5:40 am - 12:09 pm
BWI
-
PWM
6h 29m
1 stop
$310Delta
Fri, Mar 27 - Tue, Mar 31

American Airlines flights from Portland, Maine to Baltimore

Our best American Airlines deals on Portland, Maine to Baltimore flight tickets
American Airlines
Feb 25
PWM7:00 amPortland
4h 48m
1 stop
BWI11:48 amBaltimore/Washington
Feb 28
BWI5:02 pmBaltimore/Washington
5h 48m
1 stop
PWM10:50 pmPortland
$314
American Airlines
Feb 24
PWM7:00 amPortland
4h 48m
1 stop
BWI11:48 amBaltimore/Washington
Feb 27
BWI6:04 pmBaltimore/Washington
4h 46m
1 stop
PWM10:50 pmPortland
$324
American Airlines
May 13
PWM11:56 amPortland
5h 08m
1 stop
BWI5:04 pmBaltimore/Washington
May 16
BWI5:52 pmBaltimore/Washington
4h 54m
1 stop
PWM10:46 pmPortland
$360

Southwest flights from Portland, Maine to Baltimore

Our best Southwest deals on Portland, Maine to Baltimore flight tickets
Southwest
Feb 25
PWM5:45 amPortland
1h 55m
BWI7:40 amBaltimore/Washington
Mar 4
BWI8:45 pmBaltimore/Washington
1h 30m
PWM10:15 pmPortland
$261
Southwest
May 13
PWM6:10 amPortland
1h 45m
BWI7:55 amBaltimore/Washington
May 16
BWI9:40 pmBaltimore/Washington
1h 30m
PWM11:10 pmPortland
$271
Southwest
Feb 21
PWM5:25 amPortland
2h 00m
BWI7:25 amBaltimore/Washington
Mar 2
BWI9:15 pmBaltimore/Washington
1h 30m
PWM10:45 pmPortland
$281

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Baltimore 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 29, 2026.
Use the filters below to find and compare flights from Portland, Maine to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Wed 2/25

5:45 am-7:40 am

Nonstop1h 55m

Baltimore/Washington

Wed 3/4

8:45 pm-10:15 pm

Nonstop1h 30m

$261

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Wed 5/13

6:10 am-7:55 am

Nonstop1h 45m

Baltimore/Washington

Sat 5/16

9:40 pm-11:10 pm

Nonstop1h 30m

$271

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Sat 2/21

5:25 am-7:25 am

Nonstop2h 00m

Baltimore/Washington

Mon 3/2

9:15 pm-10:45 pm

Nonstop1h 30m

$281

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Tue 3/10

4:48 pm-11:01 pm

1 stop6h 13m

Baltimore/Washington

Wed 3/11

5:40 am-1:50 pm

2 stops8h 10m

$286

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Tue 3/3

2:35 pm-10:53 pm

2 stops8h 18m

Baltimore/Washington

Thu 3/5

6:00 am-12:00 pm

1 stop6h 00m

$296

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Sun 3/22

5:30 pm-7:15 pm

Nonstop1h 45m

Baltimore/Washington

Tue 3/24

10:25 am-11:55 am

Nonstop1h 30m

$300

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Thu 2/26

12:13 pm-4:38 pm

1 stop4h 25m

Baltimore/Washington

Thu 3/5

6:00 am-12:00 pm

1 stop6h 00m

$301

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Sat 2/21

6:00 am-2:16 pm

2 stops8h 16m

Baltimore/Washington

Thu 2/26

6:00 am-12:00 pm

1 stop6h 00m

$306

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Wed 2/25

6:18 pm-5:15 pm

1 stop22h 57m

Baltimore/Washington

Wed 3/4

6:50 pm-10:49 am

2 stops39h 59m

$307

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Fri 3/27

4:48 pm-11:01 pm

1 stop6h 13m

Baltimore/Washington

Tue 3/31

5:40 am-12:09 pm

1 stop6h 29m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 Baltimore?

If you’re not able to fly to Baltimore in March, then January is your next best option. Flight prices from Portland, Maine to Baltimore during January average around $339.

What is the cheapest day to depart on your flight to Baltimore?

The cheapest day to depart from Portland, Maine to Baltimore is on a Tuesday. Travelers who choose to depart for Baltimore on a Tuesday will often find tickets for as low as $404. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $480. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

What is the cheapest time of day to depart on your flight to Baltimore?

Flying to Baltimore from Portland, Maine at noon is the least expensive time of day to depart. momondo users have found prices as low as $418 when looking at flights departing at noon. Flights in the morning are often more expensive with an average ticket price of $442.

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

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

How far in advance should I book a flight to Baltimore?

You are more likely to see cheaper flights to Baltimore from Portland, Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $357 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Portland, Maine for as low as $271 on momondo.

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

There is only 1 cabin class available to choose from on Portland to Baltimore/Washington 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 Portland, Maine to Baltimore flights?

No. A direct flight is the cheapest option for a flight between Portland, Maine to Baltimore.

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

When to book flights from Portland, Maine to Baltimore

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

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

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

Best Price Found

$189

Fastest flight time

1h 40m

Direct flights

Every day

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from Portland, Maine in the past 72 hours is $189. The best round-trip flight deal from Portland, Maine to Baltimore found on momondo in the last 72 hours is $348.
The fastest flight from Portland, Maine to Baltimore takes 1h 40m
Direct flights go from Portland, Maine to Baltimore every day.
There is 1 airport in Baltimore. From Portland, Maine there are direct flights to Baltimore/Washington (BWI).
Search flight deals

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

    Portland and Baltimore/Washington are 446.1 mi apart from one another. A reasonable flight in good conditions will take 1h 40m.

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

    Prices for flights from Portland Airport to Baltimore/Washington Airport are updated daily.

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

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

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents required for your trip to Baltimore/Washington Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Baltimore/Washington Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Portland, Maine to Baltimore

Compare and see reviews for airlines that fly from Portland, Maine to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $237Free CancellationRating
8.0
4,267 reviews
Search Southwest flights

  • Southwest Flights From Portland, Maine to Baltimore

    Across 15 Southwest flights from Portland, Maine to Baltimore this week, the average price was $357, with the best Southwest deals starting from $237 round-trip. 4,267 users have rated Southwest on momondo, with an average score of 8.0/10.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Baltimore. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Baltimore from Portland which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Baltimore from Portland.

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

Yes momondo offers price alerts on flights to Baltimore from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Baltimore 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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