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Cheap flights from Maine to Puerto Rico from $123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Puerto Rico departing on 4/21. 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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Cheap round-trip flights

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Spirit Airlines Logo
11:13 am - 4:07 pmBOS-SJU
3h 54mnonstop
Spirit Airlines Logo
5:27 pm - 8:34 pmSJU-BOS
4h 07mnonstop
$208Spirit Airlines
Find Deal
Fri, Jan 23 - Sat, Jan 31
Frontier Logo
10:18 am - 3:22 pmBOS-SJU
4h 04mnonstop
Frontier Logo
9:37 pm - 10:20 amSJU-BOS
13h 43m1 stop
$211Frontier
Find Deal
Sun, Jan 4 - Wed, Jan 14
Multiple Airlines Logo
11:13 am - 4:07 pmBOS-SJU
3h 54mnonstop
Multiple Airlines Logo
6:00 am - 9:23 amSJU-BOS
4h 23mnonstop
$213Multiple Airlines
Find Deal
Sun, Feb 8 - Sat, Feb 14
JetBlue Logo
6:00 pm - 11:00 pmBOS-SJU
4h 00mnonstop
JetBlue Logo
6:15 am - 9:23 amSJU-BOS
4h 08mnonstop
$225JetBlue
Find Deal
Sat, Feb 28 - Fri, Mar 6
JetBlue Logo
1:55 pm - 6:57 pmBOS-SJU
4h 02mnonstop
JetBlue Logo
8:10 am - 11:23 amSJU-BOS
4h 13mnonstop
$226JetBlue
Find Deal
Wed, Nov 12 - Mon, Nov 17
Multiple Airlines Logo
11:13 am - 4:07 pmBOS-SJU
3h 54mnonstop
Multiple Airlines Logo
6:59 pm - 11:25 amSJU-BOS
17h 26m1 stop
$231Multiple Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
Delta Logo
8:10 am - 1:10 pmBOS-SJU
4h 00mnonstop
Delta Logo
7:00 am - 5:15 pmSJU-BOS
11h 15m1 stop
$267Delta
Find Deal
Tue, Dec 2 - Thu, Dec 11
United Airlines Logo
3:17 pm - 12:36 amPWM-SJU
8h 19m1 stop
United Airlines Logo
2:05 am - 9:19 amSJU-PWM
8h 14m1 stop
$275United Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
United Airlines Logo
10:40 am - 11:57 pmBOS-BQN
12h 17m2 stops
United Airlines Logo
1:09 am - 10:38 amBQN-BOS
10h 29m2 stops
$341United Airlines
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Thu, Dec 4 - Sun, Dec 7
Delta Logo
3:05 pm - 11:59 pmBGR-SJU
7h 54m1 stop
Delta Logo
7:15 am - 2:25 pmSJU-BGR
8h 10m1 stop
$349Delta
Find Deal
Wed, Dec 3 - Wed, Dec 10

Spirit Airlines flights from Maine to Puerto Rico

Our best Spirit Airlines deals on Maine to Puerto Rico flight tickets
Spirit Airlines
Jan 23
BOS11:13 amBoston Logan Intl
3h 54m
SJU4:07 pmSan Juan Luis Munoz Marin Intl
Jan 31
SJU5:27 pmSan Juan Luis Munoz Marin Intl
4h 07m
BOS8:34 pmBoston Logan Intl
$208
Find similar
Spirit Airlines
Feb 1
BOS5:45 amBoston Logan Intl
16h 14m
1 stop
SJU10:59 pmSan Juan Luis Munoz Marin Intl
Feb 4
SJU12:10 pmSan Juan Luis Munoz Marin Intl
10h 58m
1 stop
BOS10:08 pmBoston Logan Intl
$216
Find similar
Spirit Airlines
Nov 20
BOS5:45 amBoston Logan Intl
13h 42m
1 stop
SJU8:27 pmSan Juan Luis Munoz Marin Intl
Dec 3
SJU11:55 amSan Juan Luis Munoz Marin Intl
12h 58m
1 stop
BOS11:53 pmBoston Logan Intl
$217
Find similar

Frontier flights from Maine to Puerto Rico

Our best Frontier deals on Maine to Puerto Rico flight tickets
Frontier
Jan 4
BOS10:18 amBoston Logan Intl
4h 04m
SJU3:22 pmSan Juan Luis Munoz Marin Intl
Jan 14
SJU9:37 pmSan Juan Luis Munoz Marin Intl
13h 43m
1 stop
BOS10:20 amBoston Logan Intl
$211
Find similar
Frontier
Jan 18
BOS11:47 amBoston Logan Intl
7h 37m
1 stop
SJU8:24 pmSan Juan Luis Munoz Marin Intl
Jan 24
SJU4:11 pmSan Juan Luis Munoz Marin Intl
9h 53m
1 stop
BOS1:04 amBoston Logan Intl
$212
Find similar
Frontier
Feb 19
BOS6:00 amBoston Logan Intl
19h 50m
2 stops
SJU2:50 amSan Juan Luis Munoz Marin Intl
Feb 26
SJU6:00 amSan Juan Luis Munoz Marin Intl
4h 23m
BOS9:23 amBoston Logan Intl
$223
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Maine to Puerto Rico 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 23, 2025.
Use the filters below to find and compare flights from Maine to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Fri 1/23

11:13 am-4:07 pm

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

Sat 1/31

5:27 pm-8:34 pm

Nonstop4h 07m

$208

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 1/4

10:18 am-3:22 pm

Nonstop4h 04m

San Juan Luis Munoz Marin Intl

Wed 1/14

9:37 pm-10:20 am

1 stop13h 43m

$211

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 2/8

11:13 am-4:07 pm

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

Sat 2/14

6:00 am-9:23 am

Nonstop4h 23m

$213

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sat 2/28

6:00 pm-11:00 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Fri 3/6

6:15 am-9:23 am

Nonstop4h 08m

$225

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Wed 11/12

1:55 pm-6:57 pm

Nonstop4h 02m

San Juan Luis Munoz Marin Intl

Mon 11/17

8:10 am-11:23 am

Nonstop4h 13m

$226

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Thu 1/8

11:13 am-4:07 pm

Nonstop3h 54m

San Juan Luis Munoz Marin Intl

Mon 1/12

6:59 pm-11:25 am

1 stop17h 26m

$231

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Tue 12/2

8:10 am-1:10 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Thu 12/11

7:00 am-5:15 pm

1 stop11h 15m

$267

PortlandSan Juan

PWM - SJU

PWMSJU

Portland

Fri 11/14

3:17 pm-12:36 am

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Tue 11/18

2:05 am-9:19 am

1 stop8h 14m

$275

BostonAguadilla

BOS - BQN

BOSBQN

Boston Logan Intl

Thu 12/4

10:40 am-11:57 pm

2 stops12h 17m

Aguadilla Borinquen

Sun 12/7

1:09 am-10:38 am

2 stops10h 29m

$341

BangorSan Juan

BGR - SJU

BGRSJU

Bangor

Wed 12/3

3:05 pm-11:59 pm

1 stop7h 54m

San Juan Luis Munoz Marin Intl

Wed 12/10

7:15 am-2:25 pm

1 stop8h 10m

$349

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 Puerto Rico from

How to get the cheapest flight ticket from Maine to Puerto Rico

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 Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until October to fly from Maine, when ticket prices are also cheap, with an average price of $371.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Maine is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $334. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Sunday, with ticket prices averaging around $579.

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

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Maine to Puerto Rico during this time can be as low as $302. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $557.

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $483 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Maine for as low as $342 on momondo.

Can stopping save me money on Maine to Puerto Rico flights?

You could potentially save up to 38% on your flight if you consider stops on a Maine to Puerto Rico flight.

Cheap Maine to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Puerto Rico

Fastest flight time

3h 54m

Direct flights

Every day

Airports in Puerto Rico

1 airport
The fastest flight from Maine to Puerto Rico takes 3h 54m
Direct flights go from Maine to Puerto Rico every day.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
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  • When did momondo last update prices for flights from Maine to Puerto Rico?

    Prices for flights from Maine to Puerto Rico are refreshed on a daily basis.

  • How many operators does momondo search for flights from Maine to Puerto Rico?

  • How old do you have to be to fly from Maine to Puerto Rico?

    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 Maine to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents you'll need for your trip to Puerto Rico 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 Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Maine to Puerto Rico

Compare and see reviews for airlines that fly from Maine to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $145Free CancellationRating
5.8
3,128 reviews
Search Frontier flights
DeltaPriceFrom $275Free CancellationRating
7.9
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $285Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
American AirlinesPriceFrom $301Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights
JetBluePriceFrom $361Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
SouthwestPriceFrom $371Free CancellationRating
8.0
4,237 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Puerto Rico?

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

Can I find flights from Maine to Puerto Rico with flexible booking policies on momondo?

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

How can momondo help me find flights from Maine to Puerto Rico?

momondo provides multiple filters to help you find the best flight to Puerto Rico from Maine. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Maine to Puerto Rico flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Puerto Rico trip

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Find better results for your trip to Puerto Rico

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