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Dominican Republic

$136+ Cheap flights from Islip, NY (ISP) to the Dominican Republic

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PUJ
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Islip to Dominican Republic

Cheapest flights from Islip to Dominican Republic
Explore the most affordable flight options available from Islip to Dominican Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:35 pmISP - SDQ
1 stop13h 45mFrontier
Mon 12/2912:35 pmSDQ - ISP
1 stop8h 05mFrontier
Deal found 12/16$421
This Expedia deal was found by Cheapflights users on 12/16. 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 12/1812:20 pmISP - SDQ
1 stop24h 18mFrontier
Thu 12/2511:00 amSDQ - ISP
1 stop13h 31mFrontier
Deal found 12/16$444
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:35 pmISP - SDQ
1 stop13h 45mFrontier
Sat 12/2711:16 amSDQ - ISP
1 stop7h 39mFrontier
Deal found 12/16$455
This CheapOair deal was found by Cheapflights users on 12/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:20 pmISP - SDQ
1 stop24h 18mFrontier
Tue 12/2312:35 pmSDQ - ISP
1 stop29h 02mFrontier
Deal found 12/17$456
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:40 pmISP - SDQ
1 stop15h 50mFrontier
Tue 2/101:11 pmSDQ - ISP
1 stop25h 02mFrontier
Deal found 12/16$472
This Frontier deal was found by Cheapflights users on 12/16. 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 12/228:35 pmISP - SDQ
1 stop13h 45mFrontier
Sun 12/2812:35 pmSDQ - ISP
1 stop8h 05mFrontier
Deal found 12/16$474
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:40 pmISP - SDQ
1 stop15h 50mFrontier
Sat 12/273:23 pmSDQ - ISP
1 stop22h 46mFrontier
Deal found 12/16$475
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:20 pmISP - SDQ
1 stop22h 00mFrontier
Sat 12/2711:16 amSDQ - ISP
1 stop26h 53mFrontier
Deal found 12/15$480
This CheapOair deal was found by Cheapflights users on 12/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:20 pmISP - SDQ
1 stop22h 00mFrontier
Sun 12/2112:35 pmSDQ - ISP
1 stop25h 34mFrontier
Deal found 12/17$490
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:27 pmISP - SDQ
1 stop19h 34mFrontier
Sat 12/2711:16 amSDQ - ISP
1 stop26h 53mFrontier
Deal found 12/16$494
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:35 pmISP - SDQ
1 stop12h 26mFrontier
Fri 12/262:53 pmSDQ - ISP
1 stop28h 02mFrontier
Deal found 12/15$504
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Sat 12/204:40 pmISP - PUJ
1 stop23h 10mMultiple Airlines
Mon 12/223:39 pmPUJ - ISP
2 stops20h 46mMultiple Airlines
Deal found 12/16$617

Find flight deals from Islip to Dominican Republic

Keep the following information in mind while searching for Islip to Dominican Republic flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$336
(CheapOair)

One-way from

$136
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$582
Provider with most accurate pricing for New York (NYC)-Punta Cana flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Punta Cana flights.
Search Deals
From Islip Long Island to Dominican Republic
Search Deals
One-way flight from Islip Long Island to Dominican Republic
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Dominican Republic 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 December 18, 2025.
Use the filters below to find and compare flights from Islip to the Dominican Republic that are best for you.

Fly from

Islip

Fly to

Dominican Republic

Route

Depart

Return

Price

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Sat 1/17

8:00 am-9:54 am

1 stop24h 54m

Santo Domingo Las Americas

Sat 1/24

11:14 am-8:40 am

1 stop22h 26m

$336

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Thu 1/8

8:40 pm-9:41 am

1 stop12h 01m

Santo Domingo Las Americas

Sat 1/17

2:37 pm-8:55 am

1 stop19h 18m

$348

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Sat 1/10

7:56 pm-9:41 am

1 stop12h 45m

Santo Domingo Las Americas

Sat 1/17

2:37 pm-8:55 am

1 stop19h 18m

$348

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Mon 3/2

3:34 pm-11:56 am

1 stop19h 22m

Santo Domingo Las Americas

Thu 3/5

12:31 pm-12:47 pm

1 stop25h 16m

$353

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Thu 1/8

8:40 pm-9:41 am

1 stop12h 01m

Santo Domingo Las Americas

Thu 1/15

11:09 am-7:03 pm

1 stop8h 54m

$380

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Thu 1/1

12:20 pm-11:20 am

1 stop22h 00m

Santo Domingo Las Americas

Thu 1/15

11:09 am-7:03 pm

1 stop8h 54m

$386

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Fri 1/2

4:40 pm-2:42 am

1 stop9h 02m

Santiago de los Caballeros

Mon 1/12

4:40 pm-10:46 pm

2 stops31h 06m

$402

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Sat 2/28

8:23 pm-9:39 am

1 stop12h 16m

Santo Domingo Las Americas

Sat 3/7

11:56 am-3:23 pm

1 stop28h 27m

$413

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Fri 2/6

7:33 pm-3:01 pm

2 stops18h 28m

Punta Cana

Sun 2/15

12:12 pm-7:38 am

2 stops20h 26m

$520

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Fri 5/15

12:35 pm-2:32 pm

1 stop25h 57m

Punta Cana

Fri 5/22

5:58 pm-12:56 pm

1 stop18h 58m

$587

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 51 results
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Best time to book a flight from Islip to Dominican Republic

Have a flexible travel schedule? Discover the best time to fly to Dominican Republic 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.

Cheapflights Insights

Everything you need to know about your flight from Islip to the Dominican Republic

What is the cheapest month to book a flight from Islip, New York to Dominican Republic?

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Dominican Republic (average of $181). Flying from Islip, New York to Dominican Republic in August is currently the most expensive (average of $256). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Dominican Republic. 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 Dominican Republic?

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to Dominican Republic. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

  • How long is the flight from Islip, New York to Dominican Republic?

    Departing from Islip, New York to Dominican Republic will take you 18h 45m. The distance from Islip, New York to Dominican Republic is about 1560 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Islip, New York to Dominican Republic?

    The most popular route from Islip, New York to Dominican Republic is Islip Long Island - Santo Domingo Las Americas. You may also consider Islip Long Island - Punta Cana or Islip Long Island - Santiago de los Caballeros.

  • Can I find deals for flights from Islip to Dominican Republic that include hotel bookings?

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

  • How can I find direct flights from Islip to Dominican Republic?

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

  • Can I find deals for business class flights from Islip to Dominican Republic?

    Yes. Cheapflights offers flight deals from Islip to Dominican Republic 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 Dominican Republic?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Dominican Republic (average of $181). Flying from Islip, New York to Dominican Republic in August is currently the most expensive (average of $256). 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

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Alternative routes for Islip to Dominican Republic

See prices for flight routes from nearby airports that may be better suited for you.
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