Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Puerto Rico to Boston from $120

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Boston departing on 12/17. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Puerto Rico to Boston

Recent round-trip flight deals from Puerto Rico to Boston

Spirit Airlines Logo
5:27 pm - 8:34 pmSJU-BOS
4h 07mnonstop
Spirit Airlines Logo
11:13 am - 4:07 pmBOS-SJU
3h 54mnonstop
$176Spirit Airlines
Find Deal
Tue, Feb 3 - Tue, Feb 10
Spirit Airlines Logo
5:27 pm - 8:34 pmSJU-BOS
4h 07mnonstop
Spirit Airlines Logo
11:13 am - 4:07 pmBOS-SJU
3h 54mnonstop
$188Spirit Airlines
Find Deal
Sat, Jan 31 - Tue, Feb 10
Multiple Airlines Logo
2:49 am - 1:20 pmSJU-BOS
10h 31m1 stop
Multiple Airlines Logo
8:31 am - 12:42 amBOS-SJU
16h 11m1 stop
$241Multiple Airlines
Find Deal
Tue, Oct 21 - Sun, Oct 26
Multiple Airlines Logo
12:28 am - 8:43 amSJU-BOS
8h 15m1 stop
Multiple Airlines Logo
2:18 pm - 9:52 amBOS-SJU
19h 34m1 stop
$242Multiple Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 4
Frontier Logo
1:26 pm - 7:36 amSJU-BOS
18h 10m1 stop
Frontier Logo
8:31 am - 12:42 amBOS-SJU
16h 11m1 stop
$251Frontier
Find Deal
Wed, Oct 22 - Sun, Oct 26
JetBlue Logo
12:30 pm - 6:30 pmSJU-BOS
7h 00m1 stop
JetBlue Logo
7:00 pm - 11:59 pmBOS-SJU
3h 59mnonstop
$260JetBlue
Find Deal
Fri, Nov 7 - Sun, Nov 9
JetBlue Logo
7:55 pm - 11:57 pmSJU-BOS
4h 02mnonstop
JetBlue Logo
8:00 am - 12:17 pmBOS-SJU
4h 17mnonstop
$263JetBlue
Find Deal
Mon, Sep 29 - Tue, Sep 30
Frontier Logo
1:06 pm - 8:43 amSJU-BOS
19h 37m1 stop
Frontier Logo
8:56 am - 3:22 pmBOS-SJU
30h 26m1 stop
$264Frontier
Find Deal
Sat, Sep 27 - Sat, Oct 4
United Airlines Logo
1:09 am - 10:01 amBQN-BOS
9h 52m2 stops
United Airlines Logo
4:15 pm - 11:57 pmBOS-BQN
6h 42m1 stop
$432United Airlines
Find Deal
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
1:09 am - 7:13 amBQN-BOS
7h 04m1 stop
United Airlines Logo
9:30 am - 11:57 pmBOS-BQN
13h 27m2 stops
$516United Airlines
Find Deal
Tue, Jan 6 - Tue, Jan 13

JetBlue flights from Puerto Rico to Boston

Our best JetBlue deals on Puerto Rico to Boston flight tickets
JetBlue
Oct 1
SJU8:22 pmSan Juan Luis Munoz Marin Intl
4h 02m
BOS12:24 amBoston Logan Intl
Oct 7
BOS6:40 amBoston Logan Intl
7h 12m
1 stop
SJU1:52 pmSan Juan Luis Munoz Marin Intl
$258
Find similar
JetBlue
Nov 7
SJU12:30 pmSan Juan Luis Munoz Marin Intl
7h 00m
1 stop
BOS6:30 pmBoston Logan Intl
Nov 9
BOS7:00 pmBoston Logan Intl
3h 59m
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$260
Find similar
JetBlue
Sep 29
SJU7:55 pmSan Juan Luis Munoz Marin Intl
4h 02m
BOS11:57 pmBoston Logan Intl
Sep 30
BOS8:00 amBoston Logan Intl
4h 17m
SJU12:17 pmSan Juan Luis Munoz Marin Intl
$263
Find similar

Spirit Airlines flights from Puerto Rico to Boston

Our best Spirit Airlines deals on Puerto Rico to Boston flight tickets
Spirit Airlines
Feb 3
SJU5:27 pmSan Juan Luis Munoz Marin Intl
4h 07m
BOS8:34 pmBoston Logan Intl
Feb 10
BOS11:13 amBoston Logan Intl
3h 54m
SJU4:07 pmSan Juan Luis Munoz Marin Intl
$176
Find similar
Spirit Airlines
Jan 31
SJU5:27 pmSan Juan Luis Munoz Marin Intl
4h 07m
BOS8:34 pmBoston Logan Intl
Feb 10
BOS11:13 amBoston Logan Intl
3h 54m
SJU4:07 pmSan Juan Luis Munoz Marin Intl
$188
Find similar
Spirit Airlines
Feb 3
SJU5:27 pmSan Juan Luis Munoz Marin Intl
4h 07m
BOS8:34 pmBoston Logan Intl
Feb 7
BOS11:13 amBoston Logan Intl
3h 54m
SJU4:07 pmSan Juan Luis Munoz Marin Intl
$191
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Puerto Rico 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 September 17, 2025.
Use the filters below to find and compare flights from Puerto Rico to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 2/3

5:27 pm-8:34 pm

Nonstop4h 07m

Boston Logan Intl

Tue 2/10

11:13 am-4:07 pm

Nonstop3h 54m

$176

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 1/31

5:27 pm-8:34 pm

Nonstop4h 07m

Boston Logan Intl

Tue 2/10

11:13 am-4:07 pm

Nonstop3h 54m

$188

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 10/21

2:49 am-1:20 pm

1 stop10h 31m

Boston Logan Intl

Sun 10/26

8:31 am-12:42 am

1 stop16h 11m

$241

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 10/1

12:28 am-8:43 am

1 stop8h 15m

Boston Logan Intl

Sat 10/4

2:18 pm-9:52 am

1 stop19h 34m

$242

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 10/22

1:26 pm-7:36 am

1 stop18h 10m

Boston Logan Intl

Sun 10/26

8:31 am-12:42 am

1 stop16h 11m

$251

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 11/7

12:30 pm-6:30 pm

1 stop7h 00m

Boston Logan Intl

Sun 11/9

7:00 pm-11:59 pm

Nonstop3h 59m

$260

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Mon 9/29

7:55 pm-11:57 pm

Nonstop4h 02m

Boston Logan Intl

Tue 9/30

8:00 am-12:17 pm

Nonstop4h 17m

$263

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 9/27

1:06 pm-8:43 am

1 stop19h 37m

Boston Logan Intl

Sat 10/4

8:56 am-3:22 pm

1 stop30h 26m

$264

AguadillaBoston

BQN - BOS

BQNBOS

Aguadilla Borinquen

Wed 2/18

1:09 am-10:01 am

2 stops9h 52m

Boston Logan Intl

Sun 2/22

4:15 pm-11:57 pm

1 stop6h 42m

$432

AguadillaBoston

BQN - BOS

BQNBOS

Aguadilla Borinquen

Tue 1/6

1:09 am-7:13 am

1 stop7h 04m

Boston Logan Intl

Tue 1/13

9:30 am-11:57 pm

2 stops13h 27m

$516

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Boston from

How to get the cheapest flight ticket from Puerto Rico 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 month to fly to Boston?

In general, January is the cheapest month to fly from Puerto Rico to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $177. If you aren’t able to travel during the month of January, then book flights to Boston from Puerto Rico during February instead. Flights to Boston in February, while not as cheap as those in January, still average around $179.

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

The cheapest day to depart from Puerto Rico to Boston is on a Friday when prices can be found for as low as $233. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Monday is $298.

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

According to our data, the cheapest time of day to fly to Boston is in the evening. momondo users have found flights departing from Puerto Rico to Boston in the evening for as low as $233. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Boston, so prices are often more expensive at around $272 per ticket.

What is the cheapest Puerto Rico to Boston Logan Intl flight route?

Fly from San Juan Luis Munoz Marin Intl to Boston Logan Intl for the best Puerto Rico - Boston Logan Intl flight prices

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

You are more likely to see cheaper flights to Boston from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $237 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Puerto Rico for as low as $191 on momondo.

What cabin class options are available on Puerto Rico to Boston Logan Intl flights?

There are 4 cabin classes available to choose from on Puerto Rico to Boston Logan Intl 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 Puerto Rico to Boston flights?

You could potentially save up to 32% on your flight if you consider stops on a Puerto Rico to Boston flight.

Cheap Puerto Rico to Boston flight deals and tips

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

Best Price Found

$156

Fastest flight time

4h 02m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Puerto Rico in the past 72 hours is $156. The best round-trip flight deal from Puerto Rico to Boston found on momondo in the last 72 hours is $236.
The fastest flight from Puerto Rico to Boston takes 4h 02m
Direct flights go from Puerto Rico to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

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

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

  • How many operators does momondo search for flights from Puerto Rico to Boston Logan Intl Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Puerto Rico 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.

  • What is the most popular plane model from Puerto Rico to Boston?

Best airlines flying from Puerto Rico to Boston

Compare and see reviews for airlines that fly from Puerto Rico to Boston with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $72Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $85Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
DeltaPriceFrom $136Free CancellationRating
7.9
7,961 reviews
Search Delta flights
JetBluePriceFrom $140Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights

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
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Wells
Chatham

Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Puerto Rico to Boston.

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

If you are not ready to book a flight from Puerto Rico to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

An easier way to manage your Boston 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 10/17
Fri 10/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States