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Cheap flights from Boston to Portland from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Portland departing on 8/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
8:41 am - 1:45 pm
BOS
-
PWM
5h 04m
1 stop
JetBlue Logo
2:40 pm - 6:59 pm
PWM
-
BOS
4h 19m
1 stop
$237JetBlue
Wed, Jul 22 - Wed, Jul 29
JetBlue Logo
7:39 pm - 12:16 am
BOS
-
PWM
4h 37m
1 stop
JetBlue Logo
6:00 am - 11:26 am
PWM
-
BOS
5h 26m
1 stop
$238JetBlue
Fri, Jul 17 - Thu, Jul 23
JetBlue Logo
7:05 pm - 12:16 am
BOS
-
PWM
5h 11m
1 stop
JetBlue Logo
6:10 am - 11:33 am
PWM
-
BOS
5h 23m
1 stop
$271JetBlue
Sat, Jul 25 - Sat, Aug 1
American Airlines Logo
2:04 pm - 10:33 am
BOS
-
PWM
20h 29m
1 stop
American Airlines Logo
1:30 pm - 9:23 pm
PWM
-
BOS
7h 53m
1 stop
$295American Airlines
Mon, Aug 3 - Wed, Aug 5
JetBlue Logo
6:40 pm - 11:52 pm
BOS
-
PWM
5h 12m
1 stop
JetBlue Logo
6:00 am - 10:46 am
PWM
-
BOS
4h 46m
1 stop
$304JetBlue
Wed, Oct 21 - Sat, Oct 24
JetBlue Logo
6:40 pm - 11:43 pm
BOS
-
PWM
5h 03m
1 stop
JetBlue Logo
6:30 am - 10:43 am
PWM
-
BOS
4h 13m
1 stop
$305JetBlue
Tue, Oct 27 - Sat, Oct 31
JetBlue Logo
4:30 pm - 12:25 am
BOS
-
PWM
7h 55m
1 stop
JetBlue Logo
6:00 am - 2:43 pm
PWM
-
BOS
8h 43m
1 stop
$312JetBlue
Thu, Aug 20 - Sun, Aug 23
JetBlue Logo
6:40 pm - 11:43 pm
BOS
-
PWM
5h 03m
1 stop
JetBlue Logo
6:30 am - 10:43 am
PWM
-
BOS
4h 13m
1 stop
$338JetBlue
Tue, Oct 27 - Sat, Oct 31
American Airlines Logo
8:00 pm - 10:33 am
BOS
-
PWM
14h 33m
1 stop
American Airlines Logo
11:17 am - 4:42 pm
PWM
-
BOS
5h 25m
1 stop
$343American Airlines
Mon, Jul 13 - Thu, Jul 23
JetBlue Logo
8:41 am - 1:45 pm
BOS
-
PWM
5h 04m
1 stop
JetBlue Logo
6:00 am - 11:33 am
PWM
-
BOS
5h 33m
1 stop
$359JetBlue
Sat, Jul 18 - Mon, Jul 20

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American Airlines flights from Boston to Portland, Maine

Our best American Airlines deals on Boston to Portland, Maine flight tickets
American Airlines
Aug 8
BOS9:10 amBoston Logan Intl
5h 57m
1 stop
PWM3:07 pmPortland
Aug 19
PWM9:52 amPortland
7h 00m
1 stop
BOS4:52 pmBoston Logan Intl
$287
American Airlines
Aug 3
BOS2:04 pmBoston Logan Intl
20h 29m
1 stop
PWM10:33 amPortland
Aug 5
PWM1:30 pmPortland
7h 53m
1 stop
BOS9:23 pmBoston Logan Intl
$295
American Airlines
Jul 13
BOS8:00 pmBoston Logan Intl
14h 33m
1 stop
PWM10:33 amPortland
Jul 23
PWM11:17 amPortland
5h 25m
1 stop
BOS4:42 pmBoston Logan Intl
$343

United Airlines flights from Boston to Portland, Maine

Our best United Airlines deals on Boston to Portland, Maine flight tickets
United Airlines
Oct 14
BOS5:45 amBoston Logan Intl
17h 43m
2 stops
PWM11:28 pmPortland
Oct 17
PWM6:00 amPortland
15h 28m
1 stop
BOS9:28 pmBoston Logan Intl
$491
United Airlines
Oct 14
BOS5:45 amBoston Logan Intl
17h 43m
2 stops
PWM11:28 pmPortland
Oct 17
PWM6:00 amPortland
17h 59m
2 stops
BOS11:59 pmBoston Logan Intl
$551
United Airlines
Jul 18
BOS5:45 amBoston Logan Intl
17h 45m
2 stops
PWM11:30 pmPortland
Jul 20
PWM5:15 amPortland
18h 44m
1 stop
BOS11:59 pmBoston Logan Intl
$590

momondo Fare Finder

 
Customize your flight search to find flights from Boston 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 June 28, 2026.
Use the filters below to find and compare flights from Boston to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Wed 7/22

8:41 am-1:45 pm

1 stop5h 04m

Portland

Wed 7/29

2:40 pm-6:59 pm

1 stop4h 19m

$237

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Fri 7/17

7:39 pm-12:16 am

1 stop4h 37m

Portland

Thu 7/23

6:00 am-11:26 am

1 stop5h 26m

$238

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Sat 7/25

7:05 pm-12:16 am

1 stop5h 11m

Portland

Sat 8/1

6:10 am-11:33 am

1 stop5h 23m

$271

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Mon 8/3

2:04 pm-10:33 am

1 stop20h 29m

Portland

Wed 8/5

1:30 pm-9:23 pm

1 stop7h 53m

$295

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Wed 10/21

6:40 pm-11:52 pm

1 stop5h 12m

Portland

Sat 10/24

6:00 am-10:46 am

1 stop4h 46m

$304
Quickest round-trip

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Tue 10/27

6:40 pm-11:43 pm

1 stop5h 03m

Portland

Sat 10/31

6:30 am-10:43 am

1 stop4h 13m

$305

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Thu 8/20

4:30 pm-12:25 am

1 stop7h 55m

Portland

Sun 8/23

6:00 am-2:43 pm

1 stop8h 43m

$312

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Tue 10/27

6:40 pm-11:43 pm

1 stop5h 03m

Portland

Sat 10/31

6:30 am-10:43 am

1 stop4h 13m

$338

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Mon 7/13

8:00 pm-10:33 am

1 stop14h 33m

Portland

Thu 7/23

11:17 am-4:42 pm

1 stop5h 25m

$343

BostonPortland

BOS - PWM

BOSPWM

Boston Logan Intl

Sat 7/18

8:41 am-1:45 pm

1 stop5h 04m

Portland

Mon 7/20

6:00 am-11:33 am

1 stop5h 33m

$359

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 Portland from

How to get the cheapest flight ticket from Boston 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 airline that flies from Boston Logan Intl to Portland?

Delta, American Airlines, and Southwest are the most popular carriers operating from Boston Logan Intl to Portland

When to book flights from Boston to Portland, Maine

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

Cheap Boston to Portland, Maine (BOS to PWM) flight deals and tips

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

Fastest flight time

4h 07m

Direct flights

None
The fastest flight from Boston to Portland, Maine takes 4h 07m
There are no direct flights from Boston to Portland, Maine. There are no popular flight routes from Boston to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Boston to Portland, Maine

  • How far is Boston Logan Intl to Portland by plane?

    There are 98.5 mi between Boston Logan Intl and Portland. 4h 07m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Portland Airport?

    Prices for flights from Boston Logan Intl Airport to Portland Airport were last updated today.

  • How old do you have to be to fly from Boston Logan Intl Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Portland Airport.

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

    The travel and health documents required for your trip to Portland 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 Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Portland?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Boston.

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

Flights from Boston 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 Boston to Portland?

Once all potential Boston to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Boston and alert you 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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