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Cheap flights from Portland, Maine to Boston from $218

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 Boston departing on 3/3. 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
0 bags

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Find the cheapest flights from Portland, Maine to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
6:00 am - 2:20 pm
PWM
-
BOS
8h 20m
1 stop
JetBlue Logo
3:55 pm - 11:36 pm
BOS
-
PWM
7h 41m
1 stop
$270JetBlue
Sat, May 30 - Wed, Jun 3
JetBlue Logo
2:18 pm - 8:36 pm
PWM
-
BOS
6h 18m
1 stop
JetBlue Logo
9:25 am - 1:23 pm
BOS
-
PWM
3h 58m
1 stop
$291JetBlue
Tue, Jun 9 - Tue, Jul 28
JetBlue Logo
6:00 am - 10:20 am
PWM
-
BOS
4h 20m
1 stop
JetBlue Logo
3:55 pm - 11:36 pm
BOS
-
PWM
7h 41m
1 stop
$302JetBlue
Sat, May 30 - Wed, Jun 3
Multiple Airlines Logo
11:07 am - 11:14 pm
PWM
-
BOS
12h 07m
1 stop
Multiple Airlines Logo
7:00 am - 10:27 am
BOS
-
PWM
27h 27m
1 stop
$305Multiple Airlines
Wed, Jun 3 - Tue, Jul 28
American Airlines Logo
3:39 pm - 9:21 am
PWM
-
BOS
17h 42m
1 stop
American Airlines Logo
2:48 pm - 9:54 am
BOS
-
PWM
19h 06m
1 stop
$323American Airlines
Tue, Apr 7 - Mon, Apr 13
Multiple Airlines Logo
11:07 am - 11:14 pm
PWM
-
BOS
12h 07m
1 stop
Multiple Airlines Logo
7:00 am - 10:27 am
BOS
-
PWM
27h 27m
1 stop
$333Multiple Airlines
Wed, Jun 10 - Tue, Jul 28
JetBlue Logo
6:00 am - 10:20 am
PWM
-
BOS
4h 20m
1 stop
JetBlue Logo
3:55 pm - 11:36 pm
BOS
-
PWM
7h 41m
1 stop
$336JetBlue
Sat, May 30 - Wed, Jun 3
Delta Logo
6:30 am - 5:51 pm
PWM
-
BOS
11h 21m
1 stop
Delta Logo
6:00 am - 11:59 pm
BOS
-
PWM
17h 59m
1 stop
$344Delta
Tue, Jun 9 - Tue, Jul 28
Delta Logo
5:59 pm - 8:21 am
PWM
-
BOS
14h 22m
1 stop
Delta Logo
6:00 am - 11:59 pm
BOS
-
PWM
17h 59m
1 stop
$349Delta
Thu, Jun 11 - Wed, Jul 29
Multiple Airlines Logo
11:07 am - 11:14 pm
PWM
-
BOS
12h 07m
1 stop
Multiple Airlines Logo
8:52 am - 10:27 am
BOS
-
PWM
25h 35m
2 stops
$364Multiple Airlines
Wed, Jun 3 - Tue, Jul 28

American Airlines flights from Portland, Maine to Boston

Our best American Airlines deals on Portland, Maine to Boston flight tickets
American Airlines
Apr 7
PWM3:39 pmPortland
17h 42m
1 stop
BOS9:21 amBoston Logan Intl
Apr 13
BOS2:48 pmBoston Logan Intl
19h 06m
1 stop
PWM9:54 amPortland
$323
American Airlines
Jun 10
PWM2:39 pmPortland
7h 25m
1 stop
BOS10:04 pmBoston Logan Intl
Jul 29
BOS7:31 pmBoston Logan Intl
17h 10m
1 stop
PWM12:41 pmPortland
$384
American Airlines
Mar 7
PWM7:00 amPortland
13h 48m
1 stop
BOS8:48 pmBoston Logan Intl
Mar 8
BOS5:40 amBoston Logan Intl
17h 19m
1 stop
PWM10:59 pmPortland
$564

JetBlue flights from Portland, Maine to Boston

Our best JetBlue deals on Portland, Maine to Boston flight tickets
JetBlue
May 30
PWM6:00 amPortland
8h 20m
1 stop
BOS2:20 pmBoston Logan Intl
Jun 3
BOS3:55 pmBoston Logan Intl
7h 41m
1 stop
PWM11:36 pmPortland
$270
JetBlue
Jun 9
PWM2:18 pmPortland
6h 18m
1 stop
BOS8:36 pmBoston Logan Intl
Jul 28
BOS9:25 amBoston Logan Intl
3h 58m
1 stop
PWM1:23 pmPortland
$291
JetBlue
May 30
PWM6:00 amPortland
4h 20m
1 stop
BOS10:20 amBoston Logan Intl
Jun 3
BOS3:55 pmBoston Logan Intl
7h 41m
1 stop
PWM11:36 pmPortland
$302

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Boston 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 February 5, 2026.
Use the filters below to find and compare flights from Portland, Maine to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBoston

PWM - BOS

PWMBOS

Portland

Sat 5/30

6:00 am-2:20 pm

1 stop8h 20m

Boston Logan Intl

Wed 6/3

3:55 pm-11:36 pm

1 stop7h 41m

$270

PortlandBoston

PWM - BOS

PWMBOS

Portland

Tue 6/9

2:18 pm-8:36 pm

1 stop6h 18m

Boston Logan Intl

Tue 7/28

9:25 am-1:23 pm

1 stop3h 58m

$291

PortlandBoston

PWM - BOS

PWMBOS

Portland

Sat 5/30

6:00 am-10:20 am

1 stop4h 20m

Boston Logan Intl

Wed 6/3

3:55 pm-11:36 pm

1 stop7h 41m

$302

PortlandBoston

PWM - BOS

PWMBOS

Portland

Wed 6/3

11:07 am-11:14 pm

1 stop12h 07m

Boston Logan Intl

Tue 7/28

7:00 am-10:27 am

1 stop27h 27m

$305

PortlandBoston

PWM - BOS

PWMBOS

Portland

Tue 4/7

3:39 pm-9:21 am

1 stop17h 42m

Boston Logan Intl

Mon 4/13

2:48 pm-9:54 am

1 stop19h 06m

$323

PortlandBoston

PWM - BOS

PWMBOS

Portland

Wed 6/10

11:07 am-11:14 pm

1 stop12h 07m

Boston Logan Intl

Tue 7/28

7:00 am-10:27 am

1 stop27h 27m

$333

PortlandBoston

PWM - BOS

PWMBOS

Portland

Sat 5/30

6:00 am-10:20 am

1 stop4h 20m

Boston Logan Intl

Wed 6/3

3:55 pm-11:36 pm

1 stop7h 41m

$336

PortlandBoston

PWM - BOS

PWMBOS

Portland

Tue 6/9

6:30 am-5:51 pm

1 stop11h 21m

Boston Logan Intl

Tue 7/28

6:00 am-11:59 pm

1 stop17h 59m

$344

PortlandBoston

PWM - BOS

PWMBOS

Portland

Thu 6/11

5:59 pm-8:21 am

1 stop14h 22m

Boston Logan Intl

Wed 7/29

6:00 am-11:59 pm

1 stop17h 59m

$349

PortlandBoston

PWM - BOS

PWMBOS

Portland

Wed 6/3

11:07 am-11:14 pm

1 stop12h 07m

Boston Logan Intl

Tue 7/28

8:52 am-10:27 am

2 stops25h 35m

$364

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Boston from

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

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 Portland to Boston Logan Intl?

American Airlines is the most popular carrier operating from Portland to Boston Logan Intl

When to book flights from Portland, Maine to Boston

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

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

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

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from Portland, Maine to Boston takes 4h 20m
There are no direct flights from Portland, Maine to Boston. There are no popular flight routes from Portland, Maine to Boston.
Search flight deals

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

    There are 98.5 mi between Portland and Boston Logan Intl. A reasonable flight in good conditions will take 4h 20m.

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

    Prices for flights from Portland Airport to Boston Logan Intl Airport are updated daily.

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

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Concord

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Boston. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Portland to Boston flights to just show those with flexible booking policies.

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

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 Boston from Portland.

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

Yes. momondo can track prices for Portland to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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