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Caribbean

$41+ Cheap flights from Puerto Rico to Caribbean

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SJU
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Puerto Rico to Caribbean

Cheapest flights from Puerto Rico to Caribbean
Explore the most affordable flight options available from Puerto Rico to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This JetBlue deal was found by Cheapflights users on 3/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/272:45 pm
SJU
-
STX
Nonstop0h 41m
JetBlue
Sun 3/294:22 pm
STX
-
SJU
Nonstop0h 49m
JetBlue
Deal found 3/20$126
This JetBlue deal was found by Cheapflights users on 3/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/282:45 pm
SJU
-
STX
Nonstop0h 41m
JetBlue
Mon 3/304:22 pm
STX
-
SJU
Nonstop0h 49m
JetBlue
Deal found 3/17$134
This Frontier deal was found by Cheapflights users on 3/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/221:51 pm
SJU
-
PUJ
Nonstop1h 15m
Frontier
Fri 3/274:11 pm
PUJ
-
SJU
Nonstop1h 05m
Frontier
Deal found 3/19$138
This Frontier deal was found by Cheapflights users on 3/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:05 pm
SJU
-
PUJ
Nonstop1h 10m
Frontier
Fri 4/171:37 pm
PUJ
-
SJU
Nonstop1h 04m
Frontier
Deal found 3/17$139
This Priceline deal was found by Cheapflights users on 3/18. 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 3/312:20 pm
SJU
-
STX
Nonstop0h 39m
JetBlue
Sat 4/43:55 pm
STX
-
SJU
Nonstop0h 44m
JetBlue
Deal found 3/18$139
This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:50 pm
SJU
-
PUJ
Nonstop1h 01m
Arajet
Tue 5/191:55 pm
PUJ
-
SJU
Nonstop1h 05m
Arajet
Deal found 3/18$141
This Frontier deal was found by Cheapflights users on 3/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:59 pm
SJU
-
PUJ
Nonstop1h 09m
Frontier
Sun 5/39:13 pm
PUJ
-
SJU
Nonstop1h 01m
Frontier
Deal found 3/17$144
This JetBlue deal was found by Cheapflights users on 3/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/173:01 pm
SJU
-
STX
Nonstop0h 41m
JetBlue
Sun 7/194:40 pm
STX
-
SJU
Nonstop0h 50m
JetBlue
Deal found 3/19$144
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/166:59 pm
SJU
-
PUJ
Nonstop1h 09m
Frontier
Sun 4/199:13 pm
PUJ
-
SJU
Nonstop1h 01m
Frontier
Deal found 3/17$145
This Booking.com deal was found by Cheapflights users on 3/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:50 pm
SJU
-
PUJ
Nonstop1h 01m
Arajet
Fri 5/83:15 pm
PUJ
-
SJU
Nonstop1h 05m
Arajet
Deal found 3/17$146
This FlightHub deal was found by Cheapflights users on 3/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/252:45 pm
SJU
-
STX
Nonstop0h 41m
JetBlue
Sat 3/284:22 pm
STX
-
SJU
Nonstop0h 49m
JetBlue
Deal found 3/19$146
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/231:51 pm
SJU
-
PUJ
Nonstop1h 15m
Frontier
Fri 3/274:11 pm
PUJ
-
SJU
Nonstop1h 05m
Frontier
Deal found 3/20$147

Find flight deals from Puerto Rico to Caribbean

Keep the following information in mind while searching for Puerto Rico to Caribbean flight deals. Data was last updated March 22, 2026.

Round-trip from

$126
(Priceline)

One-way from

$41
(Frontier)

Good round-trip deal

$104 or less

Good one-way deal

$57 or less
From Puerto Rico to Caribbean
Search Deals
One-way flight from Puerto Rico to Caribbean
Search Deals
Price to beat on a round-trip flight from Puerto Rico to Caribbean.
Search Deals
Price to beat on a one-way flight from Puerto Rico to Caribbean.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Caribbean 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 March 22, 2026.
Use the filters below to find and compare flights from Puerto Rico to Caribbean that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Thu 4/2

2:20 pm-2:59 pm

Nonstop0h 39m

Christiansted Henry Rohlsen

Mon 4/6

3:55 pm-4:39 pm

Nonstop0h 44m

$126

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Wed 4/1

2:20 pm-2:59 pm

Nonstop0h 39m

Christiansted Henry Rohlsen

Sat 4/4

3:55 pm-4:39 pm

Nonstop0h 44m

$126

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Fri 4/10

2:20 pm-2:59 pm

Nonstop0h 39m

Christiansted Henry Rohlsen

Mon 4/13

3:55 pm-4:39 pm

Nonstop0h 44m

$144

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Fri 7/17

3:01 pm-3:42 pm

Nonstop0h 41m

Christiansted Henry Rohlsen

Sun 7/19

4:40 pm-5:30 pm

Nonstop0h 50m

$144

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Thu 7/16

3:01 pm-3:42 pm

Nonstop0h 41m

Christiansted Henry Rohlsen

Thu 7/23

4:40 pm-5:30 pm

Nonstop0h 50m

$144

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Fri 5/29

2:07 pm-2:46 pm

Nonstop0h 39m

Christiansted Henry Rohlsen

Sat 6/6

2:41 pm-3:29 pm

Nonstop0h 48m

$144

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Fri 7/17

3:01 pm-3:42 pm

Nonstop0h 41m

Christiansted Henry Rohlsen

Mon 7/20

4:40 pm-5:30 pm

Nonstop0h 50m

$144

San JuanChristiansted

SJU - STX

SJUSTX

San Juan Luis Munoz Marin Intl

Fri 7/17

3:01 pm-3:42 pm

Nonstop0h 41m

Christiansted Henry Rohlsen

Thu 7/23

4:40 pm-5:30 pm

Nonstop0h 50m

$144

San JuanSanto Domingo

SJU - SDQ

SJUSDQ

San Juan Luis Munoz Marin Intl

Sat 4/11

6:09 pm-7:18 pm

Nonstop1h 09m

Santo Domingo Las Americas

Sat 4/18

1:40 pm-7:45 pm

1 stop6h 05m

$162

San JuanSanto Domingo

SJU - SDQ

SJUSDQ

San Juan Luis Munoz Marin Intl

Fri 4/10

5:50 pm-1:45 am

1 stop7h 55m

Santo Domingo Las Americas

Sat 4/18

3:30 pm-4:39 pm

Nonstop1h 09m

$168

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Puerto Rico to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean 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 Caribbean

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

Currently, August is the cheapest month in which you can book a flight from Puerto Rico to Caribbean (average of $83). Flying from Puerto Rico to Caribbean in December is currently the most expensive (average of $136). 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 CB?

Find hourly flight availability from Puerto Rico to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 22, 2026.

One of the essential ways to save on airfare from Puerto Rico to Caribbean is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 21% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Puerto Rico to Caribbean. Price data was last updated on January 3, 2026.

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

Weekly flight availability from Puerto Rico to Caribbean

Explore weekly flight availability from Puerto Rico to Caribbean. 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 March 22, 2026.

The most flights from PR0 to 0CB are scheduled on a Friday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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 Caribbean. Reviews last updated March 22, 2026.
Read reviews from past customers who have flown Cape Air,JetBlue, andFrontier from Puerto Rico to Caribbean. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cape Air
9.3
Wonderful
34 reviews

Crew

9.4

Boarding

9.1

Entertainment

8.9

Overall

9.3

Comfort

8.7

Food

8.8
Cape Air
9.3
Wonderful
34 reviews
Cape Air
9.3
Wonderful
34 reviews

Crew

9.4

Boarding

9.1

Entertainment

8.9

Overall

9.3

Comfort

8.7

Food

8.8
JetBlue
7.2
Good
2,909 reviews
Cape Air
9.3
Wonderful
34 reviews

Crew

9.4

Boarding

9.1

Entertainment

8.9

Overall

9.3

Comfort

8.7

Food

8.8
Frontier
5.7
Fair
3,018 reviews
Cape Air
9.3
Wonderful
34 reviews

Crew

9.4

Boarding

9.1

Entertainment

8.9

Overall

9.3

Comfort

8.7

Food

8.8
interCaribbean Airways
5.5
Fair
29 reviews
Cape Air
9.3
Wonderful
34 reviews

Crew

9.4

Boarding

9.1

Entertainment

8.9

Overall

9.3

Comfort

8.7

Food

8.8

Related info for your journey

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

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

    Airlines like JetBlue fly from Puerto Rico to Caribbean in about 39m. The time it takes to get you to your destination is usually consistent. The distance between Puerto Rico and Caribbean is about 94 mi. All flights are typically nonstop.

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

    One-way options have recently been found by users for as low as $28 on Frontier. Other airlines that offer cheap prices include Silver Airways from $32 and JetBlue from $43 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Puerto Rico to Caribbean 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 Caribbean?

    Currently, August is the cheapest month in which you can book a flight from Puerto Rico to Caribbean (average of $83). Flying from Puerto Rico to Caribbean in December is currently the most expensive (average of $136). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Puerto Rico to Caribbean

Discover the top 5 airlines that operate flights from Puerto Rico to Caribbean. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$197FlexibilityNo cancel feeOn-time62%
ArajetCheapest$88Average$174FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$112Average$316FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$135Average$381FlexibilityNo cancel feeOn-time62%
Sky HighCheapest$164Average$331FlexibilityNo cancel feeOn-timeN/A

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