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$94+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BOS
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Cheap 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 February 16, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/12. 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 2/263:30 pm
SJU
-
BOS
Nonstop4h 26m
Spirit Airlines
Sun 3/13:00 pm
BOS
-
SJU
Nonstop4h 06m
Spirit Airlines
Deal found 2/12$122
This Kiwi.com deal was found by Cheapflights users on 2/15. 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.
Fri 2/276:00 am
SJU
-
BOS
Nonstop4h 19m
Multiple Airlines
Mon 3/28:01 pm
BOS
-
SJU
Nonstop4h 07m
Multiple Airlines
Deal found 2/15$124
This Expedia deal was found by Cheapflights users on 2/15. 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 3/511:22 am
SJU
-
BOS
Nonstop4h 21m
Spirit Airlines
Wed 3/118:01 pm
BOS
-
SJU
Nonstop4h 07m
Spirit Airlines
Deal found 2/15$133
This Expedia deal was found by Cheapflights users on 2/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
SJU
-
BOS
Nonstop4h 19m
Multiple Airlines
Tue 3/38:01 pm
BOS
-
SJU
Nonstop4h 07m
Multiple Airlines
Deal found 2/13$135
This Priceline deal was found by Cheapflights users on 2/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
SJU
-
BOS
Nonstop4h 19m
Frontier
Mon 3/210:04 am
BOS
-
SJU
Nonstop3h 56m
Frontier
Deal found 2/14$136
This Orbitz deal was found by Cheapflights users on 2/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:52 am
SJU
-
BOS
1 stop13h 07m
Spirit Airlines
Tue 3/38:01 pm
BOS
-
SJU
Nonstop4h 07m
Spirit Airlines
Deal found 2/12$140
This Priceline deal was found by Cheapflights users on 2/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/142:38 am
BQN
-
BOS
1 stop7h 43m
Frontier
Sun 5/1711:16 am
BOS
-
BQN
1 stop14h 27m
Frontier
Deal found 2/15$275
This Priceline deal was found by Cheapflights users on 2/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:40 pm
BQN
-
BOS
1 stop22h 14m
JetBlue
Sat 5/308:30 pm
BOS
-
BQN
1 stop6h 26m
JetBlue
Deal found 2/12$329
This Priceline deal was found by Cheapflights users on 2/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:40 pm
BQN
-
BOS
1 stop11h 06m
JetBlue
Sat 6/68:30 pm
BOS
-
BQN
1 stop6h 26m
JetBlue
Deal found 2/12$341
This Orbitz deal was found by Cheapflights users on 2/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/194:00 am
BQN
-
BOS
1 stop7h 17m
Multiple Airlines
Thu 4/911:26 am
BOS
-
BQN
1 stop8h 16m
Multiple Airlines
Deal found 2/14$350
This Priceline deal was found by Cheapflights users on 2/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:01 am
BQN
-
BOS
2 stops26h 24m
Multiple Airlines
Sun 5/1711:16 am
BOS
-
BQN
1 stop14h 27m
Multiple Airlines
Deal found 2/15$352
This Priceline deal was found by Cheapflights users on 2/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:40 pm
BQN
-
BOS
1 stop11h 06m
JetBlue
Sat 6/68:30 pm
BOS
-
BQN
1 stop6h 26m
JetBlue
Deal found 2/12$356

Find 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 February 16, 2026.

Round-trip from

$122
(Cheapflightsfares)

One-way from

$94
(eDestinos)

Popular in

July

Cheapest in

February

Average price

$205

Good round-trip deal

$140 or less

Good one-way deal

$179 or less
From Puerto Rico to Boston Logan Intl
Search Deals
One-way flight from Puerto Rico to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Puerto Rico to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Puerto Rico to Boston Logan Intl.
Search Deals

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 February 16, 2026.
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 3/4

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Sun 3/8

8:01 pm-12:08 am

Nonstop4h 07m

$171

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 4/10

10:00 am-2:18 pm

Nonstop4h 18m

Boston Logan Intl

Tue 4/14

3:23 pm-7:19 pm

Nonstop3h 56m

$171

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 2/19

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Mon 2/23

10:04 am-3:00 pm

Nonstop3h 56m

$174

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 2/25

3:30 pm-6:56 pm

Nonstop4h 26m

Boston Logan Intl

Sun 3/1

3:00 pm-8:06 pm

Nonstop4h 06m

$175

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 3/26

10:00 am-2:18 pm

Nonstop4h 18m

Boston Logan Intl

Mon 3/30

6:01 am-11:58 pm

1 stop17h 57m

$183

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 5/6

3:08 am-10:21 am

1 stop7h 13m

Boston Logan Intl

Sun 5/10

6:00 am-2:08 pm

1 stop8h 08m

$192

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 2/27

4:16 pm-1:13 am

1 stop9h 57m

Boston Logan Intl

Mon 3/2

4:22 pm-10:17 am

1 stop16h 55m

$195

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Mon 3/2

11:22 am-2:43 pm

Nonstop4h 21m

Boston Logan Intl

Sun 3/8

8:01 pm-12:08 am

Nonstop4h 07m

$201

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Sat 2/28

6:00 am-9:19 am

Nonstop4h 19m

Boston Logan Intl

Wed 3/4

12:43 pm-11:09 pm

1 stop9h 26m

$206

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 3/5

11:52 am-11:59 pm

1 stop13h 07m

Boston Logan Intl

Sun 3/8

4:22 pm-9:17 am

1 stop16h 55m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 57 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, April is the cheapest month in which you can book a flight from Puerto Rico to Boston (average of $64). Flying from Puerto Rico to Boston in November is currently the most expensive (average of $141). 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 February 16, 2026.

One of the essential ways to save on airfare from Puerto Rico to Boston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 13% on airfare.

What is the cheapest day to fly from Puerto Rico to Boston?

Use this chart to determine the cheapest time to fly round-trip from Puerto Rico to Boston. Price data was last updated on February 7, 2026.

Travelers seeking maximum savings on their Puerto Rico to Boston flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 February 16, 2026.

The most flights from PR0 to BOS are scheduled on a Friday (30 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (23 on average).

How often are flights from Puerto Rico to Boston delayed?

About 18% of weekly flights between Puerto Rico and Boston have experienced delays in the past year, with the average delay time being 163 minutes.

What is the most punctual flight time for Puerto Rico to Boston flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Puerto Rico to Boston flights?

Over the last year, Delta have had the lowest number of delays on this route, with just 11% of flights being delayed.

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 February 16, 2026.
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
7.9
Good
8,206 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,206 reviews
Delta
7.9
Good
8,206 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,898 reviews
Delta
7.9
Good
8,206 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,456 reviews
Delta
7.9
Good
8,206 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,047 reviews
Delta
7.9
Good
8,206 reviews

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    Spirit Airlines, Frontier, and JetBlue can get you from Puerto Rico to Boston in just under 4h 21m. Your travel time can differ by up to 17h 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 Spirit Airlines. According to our data, you can fly for as low as $68. Users have also found prices from $78 and $98 on Frontier and American Airlines, 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 Japan Airlines (75%), EL AL (72%) or Icelandair (67%) 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 $255, our data indicates the cheapest price to be $99. The most popular route (San Juan Luis Munoz Marin Intl - Boston Logan Intl), is priced around $124.

  • 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, April is the cheapest month in which you can book a flight from Puerto Rico to Boston (average of $64). Flying from Puerto Rico to Boston in November is currently the most expensive (average of $141). 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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Waltham
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Browse thousands of different options on Cheapflights for your next trip

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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 February 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$75Average$197FlexibilityNo cancel feeOn-time65%
FrontierCheapest$86Average$202FlexibilityNo cancel feeOn-time62%
DeltaCheapest$110Average$274FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$136Average$333FlexibilityNo cancel feeOn-time62%

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