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Cheap flights from Portland, Maine to Washington, D.C. from $75

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 1/20. 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

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American Airlines Logo
7:00 am - 1:56 pmPWM-BWI
6h 56m1 stop
American Airlines Logo
2:46 pm - 10:07 pmBWI-PWM
7h 21m1 stop
$159American Airlines
Find Deal
Wed, Feb 4 - Sun, Feb 8
Southwest Logo
5:30 am - 7:15 amPWM-BWI
1h 45mnonstop
Southwest Logo
1:25 pm - 2:55 pmBWI-PWM
1h 30mnonstop
$216Southwest
Find Deal
Tue, Dec 9 - Tue, Dec 9
Multiple Airlines Logo
9:46 am - 12:27 amPWM-BWI
14h 41m1 stop
Multiple Airlines Logo
9:43 pm - 9:06 amBWI-PWM
11h 23m1 stop
$227Multiple Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Multiple Airlines Logo
9:47 am - 8:50 amPWM-BWI
23h 03m1 stop
Multiple Airlines Logo
9:37 pm - 9:07 amBWI-PWM
11h 30m1 stop
$238Multiple Airlines
Find Deal
Mon, Jan 26 - Thu, Jan 29
Southwest Logo
5:30 am - 7:15 amPWM-BWI
1h 45mnonstop
Southwest Logo
8:45 pm - 10:15 pmBWI-PWM
1h 30mnonstop
$247Southwest
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Thu, Dec 11 - Thu, Dec 11
Multiple Airlines Logo
11:29 am - 8:50 amPWM-BWI
21h 21m2 stops
Multiple Airlines Logo
9:37 pm - 9:07 amBWI-PWM
11h 30m1 stop
$248Multiple Airlines
Find Deal
Mon, Jan 26 - Thu, Jan 29
Delta Logo
4:53 pm - 11:03 pmPWM-BWI
6h 10m1 stop
Delta Logo
6:00 am - 12:13 pmBWI-PWM
6h 13m1 stop
$266Delta
Find Deal
Wed, Dec 3 - Sun, Dec 7
Delta Logo
6:00 am - 4:51 pmPWM-BWI
10h 51m2 stops
Delta Logo
6:00 am - 12:13 pmBWI-PWM
6h 13m1 stop
$271Delta
Find Deal
Wed, Dec 3 - Sun, Dec 7
Multiple Airlines Logo
9:46 am - 8:16 pmPWM-BWI
10h 30m1 stop
Multiple Airlines Logo
9:36 pm - 10:36 amBWI-PWM
37h 00m2 stops
$275Multiple Airlines
Find Deal
Fri, Nov 14 - Mon, Nov 17
Southwest Logo
5:30 am - 7:15 amPWM-BWI
1h 45mnonstop
Southwest Logo
9:35 am - 11:10 amBWI-PWM
1h 35mnonstop
$278Southwest
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Thu, Dec 11 - Sun, Dec 14

American Airlines flights from Portland, Maine to Baltimore

Our best American Airlines deals on Portland, Maine to Baltimore flight tickets
American Airlines
Feb 4
PWM7:00 amPortland
6h 56m
1 stop
BWI1:56 pmBaltimore/Washington
Feb 8
BWI2:46 pmBaltimore/Washington
7h 21m
1 stop
PWM10:07 pmPortland
$159
Find similar
American Airlines
Feb 4
PWM6:00 amPortland
15h 23m
2 stops
BWI9:23 pmBaltimore/Washington
Feb 8
BWI2:46 pmBaltimore/Washington
7h 21m
1 stop
PWM10:07 pmPortland
$279
Find similar
American Airlines
Nov 19
PWM7:02 amPortland
6h 49m
1 stop
BWI1:51 pmBaltimore/Washington
Nov 26
BWI5:46 pmBaltimore/Washington
4h 47m
1 stop
PWM10:33 pmPortland
$329
Find similar

Delta flights from Portland, Maine to Baltimore

Our best Delta deals on Portland, Maine to Baltimore flight tickets
Delta
Dec 3
PWM4:53 pmPortland
6h 10m
1 stop
BWI11:03 pmBaltimore/Washington
Dec 7
BWI6:00 amBaltimore/Washington
6h 13m
1 stop
PWM12:13 pmPortland
$266
Find similar
Delta
Dec 3
PWM6:00 amPortland
10h 51m
2 stops
BWI4:51 pmBaltimore/Washington
Dec 7
BWI6:00 amBaltimore/Washington
6h 13m
1 stop
PWM12:13 pmPortland
$271
Find similar
Delta
Feb 26
PWM5:30 amPortland
7h 36m
1 stop
BWI1:06 pmBaltimore/Washington
Mar 1
BWI4:39 pmBaltimore/Washington
5h 20m
1 stop
PWM9:59 pmPortland
$280
Find similar

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 October 22, 2025.
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 2/4

7:00 am-1:56 pm

1 stop6h 56m

Baltimore/Washington

Sun 2/8

2:46 pm-10:07 pm

1 stop7h 21m

$159

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Tue 12/9

5:30 am-7:15 am

Nonstop1h 45m

Baltimore/Washington

Tue 12/9

1:25 pm-2:55 pm

Nonstop1h 30m

$216

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Fri 12/12

9:46 am-12:27 am

1 stop14h 41m

Baltimore/Washington

Sun 12/14

9:43 pm-9:06 am

1 stop11h 23m

$227

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Mon 1/26

9:47 am-8:50 am

1 stop23h 03m

Baltimore/Washington

Thu 1/29

9:37 pm-9:07 am

1 stop11h 30m

$238

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Thu 12/11

5:30 am-7:15 am

Nonstop1h 45m

Baltimore/Washington

Thu 12/11

8:45 pm-10:15 pm

Nonstop1h 30m

$247

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Mon 1/26

11:29 am-8:50 am

2 stops21h 21m

Baltimore/Washington

Thu 1/29

9:37 pm-9:07 am

1 stop11h 30m

$248

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Wed 12/3

4:53 pm-11:03 pm

1 stop6h 10m

Baltimore/Washington

Sun 12/7

6:00 am-12:13 pm

1 stop6h 13m

$266

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Wed 12/3

6:00 am-4:51 pm

2 stops10h 51m

Baltimore/Washington

Sun 12/7

6:00 am-12:13 pm

1 stop6h 13m

$271

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Fri 11/14

9:46 am-8:16 pm

1 stop10h 30m

Baltimore/Washington

Mon 11/17

9:36 pm-10:36 am

2 stops37h 00m

$275

PortlandBaltimore

PWM - BWI

PWMBWI

Portland

Thu 12/11

5:30 am-7:15 am

Nonstop1h 45m

Baltimore/Washington

Sun 12/14

9:35 am-11:10 am

Nonstop1h 35m

$278

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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 typical price of a round-trip flight between Portland, Maine and Baltimore?

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 $324.

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 Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $420. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $485. 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 $433 when looking at flights departing at noon. Flights in the morning are often more expensive with an average ticket price of $452.

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 $368 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 $304 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?

As of October 2025, prices for Portland, Maine to Baltimore flights are approximately 14% cheaper when compared to flights at the same time last year.

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

$213

Fastest flight time

1h 35m

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 $213. The best round-trip flight deal from Portland, Maine to Baltimore found on momondo in the last 72 hours is $329.
The fastest flight from Portland, Maine to Baltimore takes 1h 35m
Direct flights go from Portland, Maine to Baltimore every day.
There is 1 airport near Baltimore: 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 35m.

  • 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
United AirlinesPriceFrom $194Free CancellationRating
7.4
8,988 reviews
Search United Airlines flights
SouthwestPriceFrom $240Free CancellationRating
8.0
4,237 reviews
Search Southwest flights

  • Southwest Flights From Portland, Maine to Baltimore

    Across 19 Southwest flights from Portland, Maine to Baltimore this week, the average price was $356, with the best Southwest deals starting from $240 round-trip. 4,237 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

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