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Caribbean Islands

$84+ Cheap flights from Islip (ISP) to Caribbean Islands

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SJU
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from Islip to Caribbean Islands

Cheapest flights from Islip to Caribbean Islands
Explore the most affordable flight options available from Islip to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This FlightHub deal was found by Cheapflights users on 10/30. 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.
Sat 12/712:43 pmISP - SJU
1 stop12h 57mFrontier
Sat 12/149:49 pmSJU - ISP
1 stop14h 43mFrontier
Deal found 10/30$152
This JetBlue deal was found by Cheapflights users on 10/30. 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.
Wed 11/1312:30 pmISP - SJU
1 stop8h 40mJetBlue
Wed 11/206:10 amSJU - ISP
1 stop6h 25mJetBlue
Deal found 10/30$466
This Booking.com deal was found by Cheapflights users on 10/29. 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.
Sun 12/229:38 pmISP - PUJ
2 stops39h 00mFrontier
Fri 12/276:02 pmPUJ - ISP
1 stop14h 48mFrontier
Deal found 10/29$508
This Trip.com deal was found by Cheapflights users on 10/30. 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.
Fri 11/15:45 amISP - SJU
1 stop19h 54mMultiple Airlines
Sat 11/22:50 amSJU - ISP
1 stop22h 48mMultiple Airlines
Deal found 10/30$594
This Southwest deal was found by Cheapflights users on 10/30. 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 11/305:30 amISP - SJU
1 stop6h 40mSouthwest
Sat 12/75:35 amSJU - ISP
2 stops9h 55mSouthwest
Deal found 10/30$712
This Frontier deal was found by Cheapflights users on 10/30. 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 12/228:25 pmISP - SDQ
2 stops16h 00mFrontier
Wed 12/255:10 pmSDQ - ISP
2 stops18h 21mFrontier
Deal found 10/30$722
This KAYAK deal was found by Cheapflights users on 10/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/217:08 pmISP - STI
2 stops20h 07mFrontier
Sun 1/55:25 pmSTI - ISP
2 stops15h 25mFrontier
Deal found 10/30$896
This Mytrip deal was found by Cheapflights users on 10/31. 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.
Fri 12/204:05 pmISP - PUJ
3 stops22h 50mMultiple Airlines
Fri 12/274:50 pmPUJ - ISP
3 stops23h 35mMultiple Airlines
Deal found 10/31$1,065
This Mytrip deal was found by Cheapflights users on 10/30. 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.
Fri 12/204:05 pmISP - SDQ
2 stops16h 52mMultiple Airlines
Sat 1/411:04 amSDQ - ISP
3 stops27h 13mMultiple Airlines
Deal found 10/30$1,130
This Mytrip deal was found by Cheapflights users on 10/31. 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 12/221:57 pmISP - STI
3 stops19h 02mMultiple Airlines
Sat 1/410:54 amSTI - ISP
3 stops33h 00mMultiple Airlines
Deal found 10/31$1,188
This JetBlue deal was found by Cheapflights users on 10/31. 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.
Thu 12/264:03 pmISP - SDQ
1 stop9h 17mJetBlue
Thu 1/28:13 amSDQ - ISP
1 stop8h 04mJetBlue
Deal found 10/31$1,192
This Southwest deal was found by Cheapflights users on 10/30. 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.
Wed 11/66:25 amISP - MBJ
1 stop8h 25mSouthwest
Wed 11/133:50 pmMBJ - ISP
1 stop6h 25mSouthwest
Deal found 10/30$1,244

Find flights from Islip to Caribbean Islands within your budget

Customize your flight search to find flights from Islip to Caribbean Islands 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sun 1/26

11:58 am-12:59 am

1 stop12h 01m

$84

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Sat 11/23

12:18 pm-5:28 pm

1 stop5h 10m

$182

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sun 12/15

7:34 pm-8:22 pm

2 stops23h 48m

$247

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Sat 1/11

7:00 am-11:40 pm

2 stops15h 40m

$287

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Mon 1/6

8:40 am-4:47 pm

1 stop7h 07m

$157

IslipSan Juan

ISP - SJU

ISPSJU

Islip Long Island

Wed 11/6

12:30 pm-10:10 pm

1 stop8h 40m

$262

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Thu 11/28

1:57 pm-2:15 am

2 stops35h 18m

$300

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Wed 11/13

11:15 am-2:28 am

1 stop14h 13m

$277

IslipMontego Bay

ISP - MBJ

ISPMBJ

Islip Long Island

Fri 1/3

12:20 pm-6:36 pm

1 stop6h 16m

$286

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Sun 12/22

9:38 pm-1:05 pm

1 stop14h 27m

$401

Flights are sorted by cheapest first

Deals found on 10/29

Showing 1-10 of 30 results
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Best time to book a flight from Islip to Caribbean Islands

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

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

What is the cheapest month to book a flight from Islip, New York to Caribbean Islands?

Currently, September is the cheapest month in which you can book a flight from Islip, New York to Caribbean Islands (average of $254). Flying from Islip, New York to Caribbean Islands 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 EPX?

Find hourly flight availability from Islip to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 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 Caribbean Islands as you normally would.

Rainfall in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean Islands 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 Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean Islands, 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 Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Islands. Reviews last updated October 31, 2024.
Read reviews from past customers who have flown Frontier, JetBlue and Southwest from Islip to Caribbean Islands. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Comfort

8.1

Reviews

1 / 10

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

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Comfort

8.1

Reviews

1 / 10

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

JetBlue
7.5
Good
3,514 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Comfort

8.1

Reviews

1 / 10

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

Frontier
6.1
Okay
3,580 reviews
Southwest
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Boarding

8.3

Food

7.2

Comfort

8.1

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 Caribbean Islands. 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 Caribbean Islands?

    For a flight from Islip to Caribbean Islands, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.

  • Can I find flights from Islip, New York to Caribbean Islands for under $200 on Cheapflights?

    Yes, there are multiple flights from Islip, New York to Caribbean Islands for under $200. The cheapest flight booked recently is on Frontier for just $145, but on average you can expect to pay $819.

  • Are there last-minute flights available from Islip, New York to Caribbean Islands for under $700?

    There are currently 3+ open flights from Islip, New York to Caribbean Islands within the next 7 days for less than $700.

  • What are the cheapest airlines to fly from Islip, New York to Caribbean Islands one-way?

    The cheapest airlines for a one-way flight from Islip, New York to Caribbean Islands are Frontier ($84), JetBlue ($182), and Southwest ($287).

  • What are the most popular routes from Islip, New York to Caribbean Islands?

    When deciding which route to take from Islip, New York to Caribbean Islands consider Islip Long Island - San Juan Luis Munoz Marin Intl, Islip Long Island - Freeport Grand Bahama Intl or Islip Long Island - Santo Domingo Las Americas as they are the most popular.

  • What does ISP to SJU mean?

    ISP and SJU are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ISP to SJU refers to a flight route from Islip Long Island Airport to San Juan Luis Munoz Marin Intl Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Punta Cana Airport (PUJ), Santo Domingo Las Americas Airport (SDQ), Montego Bay Sangster Intl Airport (MBJ), Oranjestad Reina Beatrix Airport (AUA), Nassau Intl Airport (NAS).

  • Can I find deals for flights from Islip to Caribbean Islands that include extra baggage allowance?

    The amount of baggage you can bring on your Islip to Caribbean Islands flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Islip to Caribbean Islands with specific airlines?

    Yes, Cheapflights allows you to browse and filter Islip to Caribbean Islands flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Islip to Caribbean Islands that include hotel bookings?

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

  • How can I find direct flights from Islip to Caribbean Islands?

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

  • Can I find deals for business class flights from Islip to Caribbean Islands?

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

  • Can I find deals for flights from Islip to Caribbean Islands that allow pets onboard?

    Many airlines flying from Islip to Caribbean Islands offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Islip to Caribbean Islands?

    Yes, you can often find last-minute deals on Islip to Caribbean Islands flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Islip, New York to Caribbean Islands flight deals updated?

    The Islip, New York to Caribbean Islands flight deals you see on this page were last updated on 10/31.

  • What is the cheapest month to book a flight from Islip, New York to Caribbean Islands?

    Currently, September is the cheapest month in which you can book a flight from Islip, New York to Caribbean Islands (average of $254). Flying from Islip, New York to Caribbean Islands 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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Top airline flying from Islip to Caribbean Islands

Discover the top airline that operate flights from Islip to Caribbean Islands. 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$178Average$284FlexibilityNo cancel feeOn-time62%
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