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$118+ Cheap flights from Puerto Rico to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BOS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Puerto Rico to Boston

Keep the following information in mind while searching for Puerto Rico to Boston flight deals. Data was last updated September 16, 2025.

Round-trip from

$171
(Cheapflightsfares)

One-way from

$118
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$224

Good round-trip deal

$236 or less

Good one-way deal

$156 or less
From Puerto Rico to Boston Logan Intl
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One-way flight from Puerto Rico to Boston Logan Intl
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Highest demand for flights based on searches. 21% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Puerto Rico to Boston Logan Intl.
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Price to beat on a one-way flight from Puerto Rico to Boston Logan Intl.
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Find flight deals from Puerto Rico to Boston

Cheapest flights from Puerto Rico to Boston
Explore the most affordable flight options available from Puerto Rico to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:44 amSJU - BOS
1 stop7h 04mSpirit Airlines
Tue 10/72:15 pmBOS - SJU
1 stop11h 29mSpirit Airlines
Deal found 9/14$171
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:55 pmSJU - BOS
1 stop9h 04mAmerican Airlines
Sat 10/410:10 amBOS - SJU
2 stops13h 27mAmerican Airlines
Deal found 9/14$210
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:59 amSJU - BOS
1 stop11h 58mSpirit Airlines
Tue 10/72:15 pmBOS - SJU
1 stop11h 29mSpirit Airlines
Deal found 9/15$213
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:49 amSJU - BOS
1 stop10h 31mSpirit Airlines
Mon 11/32:15 pmBOS - SJU
1 stop11h 29mSpirit Airlines
Deal found 9/14$214
This Expedia deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:51 amSJU - BOS
1 stop12h 08mSpirit Airlines
Tue 10/282:15 pmBOS - SJU
1 stop11h 29mSpirit Airlines
Deal found 9/15$217
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/282:49 amSJU - BOS
1 stop10h 31mSpirit Airlines
Wed 11/56:15 amBOS - SJU
1 stop12h 06mSpirit Airlines
Deal found 9/14$218
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:59 amSJU - BOS
1 stop11h 58mSpirit Airlines
Sat 9/2712:20 pmBOS - SJU
1 stop8h 36mSpirit Airlines
Deal found 9/15$219
This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:49 amSJU - BOS
1 stop10h 31mSpirit Airlines
Sat 11/12:15 pmBOS - SJU
1 stop10h 39mSpirit Airlines
Deal found 9/15$228
This Expedia deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2911:59 amSJU - BOS
1 stop11h 58mSpirit Airlines
Thu 10/26:49 pmBOS - SJU
1 stop16h 15mSpirit Airlines
Deal found 9/15$230
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/212:49 amSJU - BOS
1 stop10h 31mSpirit Airlines
Mon 10/272:15 pmBOS - SJU
1 stop11h 29mSpirit Airlines
Deal found 9/15$231
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:59 amSJU - BOS
1 stop11h 58mSpirit Airlines
Tue 9/303:00 pmBOS - SJU
2 stops29h 56mSpirit Airlines
Deal found 9/15$232
This SmartFares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:45 pmBQN - BOS
1 stop16h 32mJetBlue
Tue 10/215:15 pmBOS - BQN
1 stop9h 16mJetBlue
Deal found 9/13$282

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Puerto Rico to Boston that are best for you.

Fly from

Puerto Rico

Fly to

Boston

Route

Depart

Return

Price

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 11/19

5:05 am-12:11 pm

1 stop8h 06m

Boston Logan Intl

Sun 11/23

10:55 pm-3:52 am

Nonstop3h 57m

$274

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 10/15

1:32 pm-5:45 pm

Nonstop4h 13m

Boston Logan Intl

Fri 10/17

8:15 am-12:21 pm

Nonstop4h 06m

$282

AguadillaBoston

BQN - BOS

BQNBOS

Aguadilla Borinquen

Tue 10/14

6:45 pm-11:17 am

1 stop16h 32m

Boston Logan Intl

Tue 10/21

5:15 pm-2:31 am

1 stop9h 16m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 12/23

4:35 pm-8:00 pm

Nonstop4h 25m

Boston Logan Intl

Sun 1/4

8:20 am-1:26 pm

Nonstop4h 06m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 10/28

1:32 pm-5:45 pm

Nonstop4h 13m

Boston Logan Intl

Sun 11/2

8:15 am-1:21 pm

Nonstop4h 06m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 10/28

12:51 pm-5:03 pm

Nonstop4h 12m

Boston Logan Intl

Sun 11/23

10:55 pm-3:52 am

Nonstop3h 57m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 10/1

1:25 pm-5:30 pm

Nonstop4h 05m

Boston Logan Intl

Sat 10/4

8:10 am-12:15 pm

Nonstop4h 05m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Mon 2/2

7:15 pm-10:28 pm

Nonstop4h 13m

Boston Logan Intl

Mon 2/9

6:50 pm-11:56 pm

Nonstop4h 06m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 11/6

2:32 pm-5:45 pm

Nonstop4h 13m

Boston Logan Intl

Mon 11/10

8:10 am-1:17 pm

Nonstop4h 07m

$282

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 10/10

8:22 pm-12:24 am

Nonstop4h 02m

Boston Logan Intl

Tue 10/21

12:00 pm-4:05 pm

Nonstop4h 05m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 55 results
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Best time to book a flight from Puerto Rico to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Puerto Rico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Puerto Rico to Boston

What is the cheapest month to book a flight from Puerto Rico to Boston?

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Boston (average of $218). Flying from Puerto Rico to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PR to BOS?

Find hourly flight availability from Puerto Rico to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Boston as you normally would.

Weekly flight availability from Puerto Rico to Boston

Explore weekly flight availability from Puerto Rico to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 16, 2025.

The most flights from PR0 to BOS are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated September 16, 2025.
See what other customers who have flown with Delta, JetBlue, and Spirit Airlines from Puerto Rico to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
JetBlue
7.2
Good
2,914 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Spirit Airlines
6.3
Okay
8,019 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Frontier
5.8
Fair
3,174 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Puerto Rico?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Puerto Rico to Boston. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

  • How long is the flight from Puerto Rico to Boston?

    JetBlue and Delta can get you from Puerto Rico to Boston in just under 4h 13m. Your travel time can differ by up to 3h 53m. Airlines will cover a distance of 1678 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Puerto Rico to Boston one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $141. Users have also found prices from $141 and $141 on JetBlue and Delta, respectively.

  • What are the most popular routes from Puerto Rico to Boston?

    Most travelers choose San Juan Luis Munoz Marin Intl - Boston Logan Intl, Aguadilla Borinquen - Boston Logan Intl or Ponce Mercedita - Boston Logan Intl when deciding on the best route from Puerto Rico to Boston.

  • What are the most reliable airlines from Puerto Rico to Boston?

    Consider Delta (91%), KLM (87%) or Etihad Airways (84%) when booking your flight. These represent the most reliable airlines when flying from Puerto Rico to Boston.

  • What are the cheapest flights from Puerto Rico to Boston?

    Looking for the cheapest flight from Puerto Rico to Boston? While on average our users pay $675, our data indicates the cheapest price to be $124. The most popular route (San Juan Luis Munoz Marin Intl - Boston Logan Intl), is priced around $176.

  • Can I find deals for flights from Puerto Rico to Boston that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Boston.

  • Can I find deals for business class flights from Puerto Rico to Boston?

    Yes. Cheapflights offers flight deals from Puerto Rico to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Puerto Rico to Boston?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Boston (average of $218). Flying from Puerto Rico to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
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Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Chelsea
Warwick
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Swansea
Old Orchard Beach
Brockton
Waltham

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Alternative routes for Puerto Rico to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Boston flights
Santo Domingo to Boston flights
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Luis Munoz Marin Intl to West Tisbury flights
Luis Munoz Marin Intl to Provincetown flights
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Willemstad to Boston flights
Port of Spain to Hartford flights
Nassau to Hartford flights
Santo Domingo to Worcester flights
Punta Cana to Worcester flights
Bridgetown to Worcester flights
Oranjestad to Worcester flights

Top 4 airlines flying from Puerto Rico to Boston

Discover the top 4 airlines that operate flights from Puerto Rico to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$72Average$147FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$85Average$220FlexibilityNo cancel feeOn-time65%
DeltaCheapest$136Average$281FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$140Average$325FlexibilityNo cancel feeOn-time62%

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