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Dominican Republic

$179+ 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PUJ
May 11 — May 181
Mon 5/11
Mon 5/18
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 April 11, 2026.

This FlightHub deal was found by Cheapflights users on 4/9. 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 5/811:00 am
ISP
-
PUJ
1 stop22h 18m
Frontier
Mon 5/1112:07 pm
PUJ
-
ISP
2 stops45h 58m
Frontier
Deal found 4/9$318
This KAYAK deal was found by Cheapflights users on 4/7. 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.
Fri 5/18:59 pm
ISP
-
STI
1 stop11h 04m
JetBlue
Fri 5/158:57 am
STI
-
ISP
1 stop11h 07m
JetBlue
Deal found 4/7$364
This CheapOair deal was found by Cheapflights users on 4/7. 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 6/1810:48 am
ISP
-
PUJ
1 stop29h 37m
Frontier
Mon 6/225:30 pm
PUJ
-
ISP
1 stop22h 26m
Frontier
Deal found 4/7$405
This JetBlue deal was found by Cheapflights users on 4/6. 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.
Mon 5/48:59 pm
ISP
-
STI
1 stop11h 04m
JetBlue
Fri 5/88:57 am
STI
-
ISP
1 stop11h 07m
JetBlue
Deal found 4/6$452
This KAYAK deal was found by Cheapflights users on 4/8. 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.
Fri 4/249:04 pm
ISP
-
STI
1 stop10h 58m
JetBlue
Thu 4/307:30 am
STI
-
ISP
1 stop9h 00m
JetBlue
Deal found 4/8$470
This KAYAK deal was found by Cheapflights users on 4/9. 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.
Wed 8/196:00 am
ISP
-
SDQ
1 stop9h 21m
JetBlue
Mon 8/241:34 pm
SDQ
-
ISP
1 stop8h 00m
JetBlue
Deal found 4/9$470
This KAYAK deal was found by Cheapflights users on 4/6. 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.
Thu 5/78:59 pm
ISP
-
STI
1 stop11h 52m
JetBlue
Mon 5/118:57 am
STI
-
ISP
1 stop11h 07m
JetBlue
Deal found 4/6$473
This KAYAK deal was found by Cheapflights users on 4/9. 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.
Wed 8/196:00 am
ISP
-
SDQ
1 stop6h 24m
JetBlue
Sun 8/231:34 pm
SDQ
-
ISP
1 stop9h 53m
JetBlue
Deal found 4/9$515
This Priceline deal was found by Cheapflights users on 4/6. 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 5/2811:00 am
ISP
-
PUJ
2 stops23h 57m
Frontier
Sat 5/3012:07 pm
PUJ
-
ISP
2 stops26h 23m
Frontier
Deal found 4/6$516
This KAYAK deal was found by Cheapflights users on 4/8. 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.
Thu 5/148:59 pm
ISP
-
STI
1 stop11h 52m
JetBlue
Thu 6/119:10 am
STI
-
ISP
1 stop13h 46m
JetBlue
Deal found 4/8$518
This FlightHub deal was found by Cheapflights users on 4/7. 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 5/1311:00 am
ISP
-
PUJ
2 stops33h 19m
Frontier
Sun 5/173:35 pm
PUJ
-
ISP
2 stops26h 39m
Frontier
Deal found 4/7$521
This Priceline deal was found by Cheapflights users on 4/10. 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 5/256:43 pm
ISP
-
PUJ
2 stops49h 36m
Frontier
Mon 6/112:07 pm
PUJ
-
ISP
2 stops45h 58m
Frontier
Deal found 4/10$535

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 April 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(FlightHub)

One-way from

$179
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$523
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. 2% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 11, 2026.
Use the filters below to find and compare flights from Islip to the Dominican Republic that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Fri 5/8

11:00 am-9:18 am

1 stop22h 18m

Punta Cana

Mon 5/11

12:07 pm-10:05 am

2 stops45h 58m

$318

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Fri 5/1

8:59 pm-8:03 am

1 stop11h 04m

Santiago de los Caballeros

Fri 5/15

8:57 am-8:04 pm

1 stop11h 07m

$364

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Mon 5/4

8:59 pm-8:03 am

1 stop11h 04m

Santiago de los Caballeros

Fri 5/8

8:57 am-8:04 pm

1 stop11h 07m

$452

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Fri 4/24

9:04 pm-8:02 am

1 stop10h 58m

Santiago de los Caballeros

Thu 4/30

7:30 am-4:30 pm

1 stop9h 00m

$470

IslipSanto Domingo

ISP - SDQ

ISPSDQ

Islip Long Island

Mon 8/31

6:00 am-3:21 pm

1 stop9h 21m

Santo Domingo Las Americas

Sun 9/6

1:34 pm-11:27 pm

1 stop9h 53m

$470

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Thu 5/7

8:59 pm-8:51 am

1 stop11h 52m

Santiago de los Caballeros

Mon 5/11

8:57 am-8:04 pm

1 stop11h 07m

$473

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Thu 5/28

11:00 am-10:57 am

2 stops23h 57m

Punta Cana

Sat 5/30

12:07 pm-2:30 pm

2 stops26h 23m

$516

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Thu 5/14

8:59 pm-8:51 am

1 stop11h 52m

Santiago de los Caballeros

Thu 6/11

9:10 am-10:56 pm

1 stop13h 46m

$518

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Fri 5/1

8:59 pm-8:03 am

1 stop11h 04m

Santiago de los Caballeros

Mon 5/11

8:57 am-8:04 pm

1 stop11h 07m

$541

IslipPunta Cana

ISP - PUJ

ISPPUJ

Islip Long Island

Sun 7/12

10:48 am-4:25 pm

1 stop29h 37m

Punta Cana

Fri 7/17

5:30 pm-10:03 am

1 stop16h 33m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

Showing 1-10 of 47 resultsSorted by cheapest first
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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, March is the cheapest month in which you can book a flight from Islip, New York to Dominican Republic (average of $123). Flying from Islip, New York to Dominican Republic in April is currently the most expensive (average of $234). 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 11h 04m. The distance from Islip, New York to Dominican Republic is about 1484 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 - Santiago de los Caballeros or Islip Long Island - Punta Cana.

  • 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, March is the cheapest month in which you can book a flight from Islip, New York to Dominican Republic (average of $123). Flying from Islip, New York to Dominican Republic in April is currently the most expensive (average of $234). 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 Islip to Dominican Republic

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