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Puerto Rico

$84+ Cheap flights from Islip (ISP) to Puerto Rico

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SJU
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Islip to Puerto Rico

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Puerto Rico (PR0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Islip to Puerto Rico

Cheapest flights from Islip to Puerto Rico
Explore the most affordable flight options available from Islip to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/712:43 pmISP - SJU
1 stop12h 57mFrontier
Wed 12/119:15 pmSJU - ISP
1 stop15h 17mFrontier
Deal found 11/19$152
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/87:25 pmISP - SJU
3 stops40h 08mMultiple Airlines
Sun 12/158:31 pmSJU - ISP
2 stops17h 46mMultiple Airlines
Deal found 11/19$536
This JetBlue deal was found by Cheapflights users on 11/20. 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 12/204:03 pmISP - SJU
1 stop7h 47mJetBlue
Wed 12/255:01 amSJU - ISP
1 stop7h 32mJetBlue
Deal found 11/20$617
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1411:25 amISP - SJU
2 stops12h 20mSouthwest
Wed 12/184:45 pmSJU - ISP
1 stop6h 30mSouthwest
Deal found 11/20$632

Find flights from Islip to Puerto Rico within your budget

Customize your flight search to find flights from Islip 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, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

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Route

Depart

Return

Price

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sat 12/7

12:43 pm-2:40 am

1 stop12h 57m

San Juan Luis Munoz Marin Intl

Wed 12/11

9:15 pm-11:32 am

1 stop15h 17m

$152

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sat 1/11

7:25 pm-2:10 pm

3 stops41h 45m

San Juan Luis Munoz Marin Intl

Sun 1/19

7:00 am-6:41 pm

2 stops12h 41m

$419

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Fri 1/17

7:10 pm-9:50 am

1 stop13h 40m

San Juan Luis Munoz Marin Intl

Fri 1/24

6:50 am-3:15 pm

2 stops9h 25m

$470

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sat 1/18

11:00 am-6:56 pm

1 stop6h 56m

San Juan Luis Munoz Marin Intl

Mon 1/20

6:01 am-11:45 am

1 stop6h 44m

$610

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Tue 12/31

9:25 pm-9:25 am

1 stop11h 00m

$84

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sun 12/8

7:25 pm-12:33 pm

3 stops40h 08m

$206

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Wed 1/15

12:40 pm-8:18 pm

1 stop6h 38m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Best time to book a flight from Islip to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Islip 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.

Travel insights for flights from Islip to Puerto Rico

Get recent, data-driven insights about flights from Islip to Puerto Rico including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Islip, New York to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Islip, New York to Puerto Rico (average of $254). Flying from Islip, New York to Puerto Rico in March is currently the most expensive (average of $335). 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 ISP to PR?

Find hourly flight availability from Islip to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

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

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated November 20, 2024.
Get a feel of what it's like to fly with Frontier and JetBlue from Islip to Puerto Rico by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,394 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Frontier
6.1
Okay
3,539 reviews
Southwest
8.1
Very good
5,014 reviews

Crew

8.7

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Islip to Puerto Rico. 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 from for flights from Islip to Puerto Rico?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly out of when you book flights from Islip to Puerto Rico.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Puerto Rico 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 Islip, New York to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Islip, New York to Puerto Rico (average of $254). Flying from Islip, New York to Puerto Rico in March is currently the most expensive (average of $335). 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

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Alternative routes for Islip to Puerto Rico

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

Discover the top airline that operate flights from Islip to Puerto Rico. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$59Average$268FlexibilityNo cancel feeOn-time62%
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