$124+ 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PUJ
May 2 — May 91
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Dominican Republic with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Islip to Dominican Republic
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Cheapest flights from Islip to Dominican RepublicExplore 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 2, 2026.
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 2, 2026.
This Frontier deal was found by Cheapflights users on 3/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:31 pm
ISP
- PUJ
2 stops16h 01m
Frontier
Thu 4/2312:02 pm
PUJ
- ISP
2 stops21h 11m
Frontier
Deal found 3/29![Frontier logo]()
$303
This KAYAK deal was found by Cheapflights users on 3/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:04 pm
ISP
- STI
1 stop10h 59m
JetBlue
Fri 5/158:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/29![JetBlue logo]()
$363
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Thu 4/308:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 3/31![JetBlue logo]()
$364
This JetBlue deal was found by Cheapflights users on 4/1. 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.
Tue 4/149:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Tue 4/218:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 4/1![JetBlue logo]()
$388
This CheapOair deal was found by Cheapflights users on 4/1. 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 7/1710:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Fri 7/245:30 pm
PUJ
- ISP
1 stop16h 33m
Frontier
Deal found 4/1![Frontier logo]()
$405
This Frontier deal was found by Cheapflights users on 3/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:31 pm
ISP
- PUJ
2 stops17h 23m
Frontier
Mon 5/49:13 pm
PUJ
- ISP
2 stops13h 47m
Frontier
Deal found 3/29![Frontier logo]()
$410
This Priceline deal was found by Cheapflights users on 3/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:31 pm
ISP
- PUJ
2 stops40h 01m
Frontier
Thu 5/712:07 pm
PUJ
- ISP
2 stops21h 58m
Frontier
Deal found 3/30![Frontier logo]()
$421
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Mon 8/35:30 pm
PUJ
- ISP
1 stop22h 26m
Frontier
Deal found 3/30![Frontier logo]()
$424
This KAYAK deal was found by Cheapflights users on 3/28. 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.
Sun 4/269:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Sat 5/98:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/28![JetBlue logo]()
$449
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Mon 4/208:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 3/31![JetBlue logo]()
$450
This JetBlue deal was found by Cheapflights users on 3/30. 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.
Mon 5/48:59 pm
ISP
- STI
1 stop11h 04m
JetBlue
Fri 5/88:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/30![JetBlue logo]()
$451
This KAYAK deal was found by Cheapflights users on 4/2. 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 4/259:18 pm
ISP
- STI
1 stop10h 44m
JetBlue
Sat 5/28:31 am
STI
- ISP
1 stop11h 33m
JetBlue
Deal found 4/2![JetBlue logo]()
$471
Best flights from Islip to Dominican RepublicDiscover carefully curated flight deals from Islip to Dominican Republic that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
Discover carefully curated flight deals from Islip to Dominican Republic that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2026.
This Frontier deal was found by Cheapflights users on 3/28. 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 4/208:31 pm
ISP
- PUJ
2 stops16h 01m
Frontier
Thu 4/232:20 pm
PUJ
- ISP
2 stops18h 53m
Frontier
Deal found 3/28![Frontier logo]()
$303
This JetBlue deal was found by Cheapflights users on 3/30. 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.
Mon 5/48:59 pm
ISP
- STI
1 stop11h 04m
JetBlue
Fri 5/88:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/30![JetBlue logo]()
$451
This Southwest deal was found by Cheapflights users on 3/30. 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.
Thu 4/308:35 am
ISP
- PUJ
1 stop6h 25m
Southwest
Thu 5/72:05 pm
PUJ
- ISP
1 stop8h 25m
Southwest
Deal found 3/30![Southwest logo]()
$687
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Mon 8/35:30 pm
PUJ
- ISP
1 stop22h 26m
Frontier
Deal found 3/30![Frontier logo]()
$424
This JetBlue deal was found by Cheapflights users on 3/28. 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.
Tue 5/56:40 pm
ISP
- STI
1 stop13h 07m
JetBlue
Sat 5/98:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/28![JetBlue logo]()
$451
This KAYAK deal was found by Cheapflights users on 4/2. 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 4/259:18 pm
ISP
- STI
1 stop10h 44m
JetBlue
Sat 5/28:31 am
STI
- ISP
1 stop11h 33m
JetBlue
Deal found 4/2![JetBlue logo]()
$471
This JetBlue deal was found by Cheapflights users on 3/31. 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 4/309:04 pm
ISP
- STI
1 stop10h 59m
JetBlue
Sat 5/98:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/31![JetBlue logo]()
$475
This FlightHub deal was found by Cheapflights users on 4/1. 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.
Sun 5/1011:00 am
ISP
- PUJ
2 stops33h 19m
Frontier
Sun 5/173:35 pm
PUJ
- ISP
2 stops26h 39m
Frontier
Deal found 4/1![Frontier logo]()
$537
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Tue 4/218:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 3/31![JetBlue logo]()
$501
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:00 am
ISP
- PUJ
1 stop6h 20m
Southwest
Sun 8/22:20 pm
PUJ
- ISP
1 stop9h 55m
Southwest
Deal found 3/31![Southwest logo]()
$706
This KAYAK deal was found by Cheapflights users on 4/2. 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 5/136:40 pm
ISP
- STI
1 stop13h 07m
JetBlue
Mon 5/188:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 4/2![JetBlue logo]()
$510
This Southwest deal was found by Cheapflights users on 4/1. 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 5/166:00 am
ISP
- PUJ
1 stop5h 55m
Southwest
Sat 5/233:10 pm
PUJ
- ISP
1 stop7h 30m
Southwest
Deal found 4/1![Southwest logo]()
$706
This JetBlue deal was found by Cheapflights users on 4/1. 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.
Sun 4/127:00 am
ISP
- SDQ
1 stop11h 31m
JetBlue
Thu 4/168:43 am
SDQ
- ISP
1 stop7h 35m
JetBlue
Deal found 4/1![JetBlue logo]()
$512
This JetBlue deal was found by Cheapflights users on 4/1. 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.
Tue 4/149:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Sat 4/258:31 am
STI
- ISP
1 stop11h 52m
JetBlue
Deal found 4/1![JetBlue logo]()
$534
This KAYAK deal was found by Cheapflights users on 4/1. 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 8/126:00 am
ISP
- SDQ
1 stop6h 24m
JetBlue
Mon 8/171:34 pm
SDQ
- ISP
1 stop8h 00m
JetBlue
Deal found 4/1![JetBlue logo]()
$539
This Southwest deal was found by Cheapflights users on 4/1. 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.
Sun 5/106:05 am
ISP
- PUJ
1 stop9h 10m
Southwest
Sun 5/174:15 pm
PUJ
- ISP
1 stop7h 35m
Southwest
Deal found 4/1![Southwest logo]()
$883
This JetBlue deal was found by Cheapflights users on 3/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Wed 5/208:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 3/29![JetBlue logo]()
$540
This KAYAK deal was found by Cheapflights users on 4/2. 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 8/206:00 am
ISP
- SDQ
1 stop6h 24m
JetBlue
Thu 8/271:34 pm
SDQ
- ISP
1 stop9h 22m
JetBlue
Deal found 4/2![JetBlue logo]()
$546
This KAYAK deal was found by Cheapflights users on 3/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Sun 4/198:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 3/29![JetBlue logo]()
$584
This KAYAK deal was found by Cheapflights users on 3/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:59 pm
ISP
- STI
1 stop11h 03m
JetBlue
Mon 5/188:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/29![JetBlue logo]()
$584
This KAYAK deal was found by Cheapflights users on 3/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
ISP
- PUJ
1 stop6h 55m
JetBlue
Wed 8/1911:56 am
PUJ
- ISP
1 stop11h 21m
JetBlue
Deal found 3/29![JetBlue logo]()
$606
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:59 pm
ISP
- SDQ
1 stop15h 29m
JetBlue
Thu 5/219:20 am
SDQ
- ISP
1 stop26h 15m
JetBlue
Deal found 3/30![JetBlue logo]()
$606
This KAYAK deal was found by Cheapflights users on 3/28. 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 5/86:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Tue 5/128:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 3/28![JetBlue logo]()
$619
This KAYAK deal was found by Cheapflights users on 4/2. 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 4/255:15 pm
ISP
- SDQ
1 stop14h 16m
JetBlue
Tue 6/302:16 pm
SDQ
- ISP
1 stop8h 40m
JetBlue
Deal found 4/2![JetBlue logo]()
$635
This JetBlue deal was found by Cheapflights users on 3/28. 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 5/96:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Wed 5/138:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 3/28![JetBlue logo]()
$638
This KAYAK deal was found by Cheapflights users on 4/1. 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.
Sun 5/106:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Wed 5/208:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 4/1![JetBlue logo]()
$681
This KAYAK deal was found by Cheapflights users on 3/30. 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.
Fri 7/106:00 am
ISP
- PUJ
1 stop6h 55m
JetBlue
Fri 7/1711:56 am
PUJ
- ISP
1 stop11h 21m
JetBlue
Deal found 3/30![JetBlue logo]()
$791
This FlightHub deal was found by Cheapflights users on 4/1. 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 4/258:17 am
ISP
- PUJ
1 stop8h 59m
JetBlue
Sat 5/26:46 pm
PUJ
- ISP
2 stops25h 18m
JetBlue
Deal found 4/1![JetBlue logo]()
$910
Last-minute flights from Islip to Dominican RepublicDiscover last-minute flight deals from Islip to Dominican Republic. Data last updated April 2, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Dominican Republic. Data last updated April 2, 2026 and is based on user searches.
This JetBlue deal was found by Cheapflights users on 4/1. 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.
Tue 4/149:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Tue 4/218:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 4/1![JetBlue logo]()
$388
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Mon 4/208:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 3/31![JetBlue logo]()
$450
This KAYAK deal was found by Cheapflights users on 3/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Thu 4/308:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 3/31![JetBlue logo]()
$364
This Frontier deal was found by Cheapflights users on 3/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:31 pm
ISP
- PUJ
2 stops16h 01m
Frontier
Thu 4/2312:02 pm
PUJ
- ISP
2 stops21h 11m
Frontier
Deal found 3/29![Frontier logo]()
$303
This KAYAK deal was found by Cheapflights users on 4/1. 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.
Mon 4/209:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Thu 4/308:31 am
STI
- ISP
1 stop11h 38m
JetBlue
Deal found 4/1![JetBlue logo]()
$473
This KAYAK deal was found by Cheapflights users on 4/2. 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 4/259:18 pm
ISP
- STI
1 stop10h 44m
JetBlue
Sat 5/28:31 am
STI
- ISP
1 stop11h 33m
JetBlue
Deal found 4/2![JetBlue logo]()
$471
This KAYAK deal was found by Cheapflights users on 3/28. 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.
Sun 4/269:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Sat 5/98:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/28![JetBlue logo]()
$449
This KAYAK deal was found by Cheapflights users on 3/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:04 pm
ISP
- STI
1 stop10h 59m
JetBlue
Fri 5/158:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/29![JetBlue logo]()
$363
This Priceline deal was found by Cheapflights users on 3/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:31 pm
ISP
- PUJ
2 stops40h 01m
Frontier
Thu 5/712:07 pm
PUJ
- ISP
2 stops21h 58m
Frontier
Deal found 3/30![Frontier logo]()
$421
This Frontier deal was found by Cheapflights users on 3/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:31 pm
ISP
- PUJ
2 stops17h 23m
Frontier
Mon 5/49:13 pm
PUJ
- ISP
2 stops13h 47m
Frontier
Deal found 3/29![Frontier logo]()
$410
This JetBlue deal was found by Cheapflights users on 3/30. 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.
Mon 5/48:59 pm
ISP
- STI
1 stop11h 04m
JetBlue
Fri 5/88:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/30![JetBlue logo]()
$451
This JetBlue deal was found by Cheapflights users on 3/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:40 pm
ISP
- STI
1 stop13h 07m
JetBlue
Sat 5/98:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 3/29![JetBlue logo]()
$474
One-way flights from Islip to Dominican RepublicSearch for one-way flight options from Islip to Dominican Republic. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
Search for one-way flight options from Islip to Dominican Republic. Find affordable one-way fares based on user searches. Data last updated April 2, 2026.
This CheapOair deal was found by Cheapflights users on 3/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/127:59 pm
ISP
- SDQ
1 stop14h 08m
Frontier
Deal found 3/29![Frontier logo]()
$124
This CheapOair deal was found by Cheapflights users on 4/1. 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 4/174:07 pm
ISP
- PUJ
1 stop17h 50m
Frontier
Deal found 4/1![Frontier logo]()
$135
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/107:34 pm
ISP
- PUJ
1 stop16h 14m
Frontier
Deal found 3/30![Frontier logo]()
$168
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/98:36 pm
ISP
- SDQ
1 stop13h 31m
Frontier
Deal found 3/31![Frontier logo]()
$168
This FlightHub deal was found by Cheapflights users on 4/2. 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 4/249:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Deal found 4/2![JetBlue logo]()
$171
This KAYAK deal was found by Cheapflights users on 4/2. 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 8/266:00 am
ISP
- SDQ
1 stop6h 24m
JetBlue
Deal found 4/2![JetBlue logo]()
$171
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:51 am
ISP
- SDQ
1 stop26h 39m
Frontier
Deal found 3/30![Frontier logo]()
$179
This Priceline deal was found by Cheapflights users on 4/1. 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 4/149:04 pm
ISP
- STI
1 stop10h 58m
JetBlue
Deal found 4/1![JetBlue logo]()
$193
This CheapOair deal was found by Cheapflights users on 3/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Deal found 3/30![Frontier logo]()
$199
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:43 pm
ISP
- SDQ
1 stop21h 45m
Frontier
Deal found 3/31![Frontier logo]()
$201
This FlightHub deal was found by Cheapflights users on 3/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Deal found 3/31![JetBlue logo]()
$216
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Deal found 3/31![Frontier logo]()
$221
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 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $303 (Frontier) |
One-way from | $124 (CheapOair) |
Popular in | December |
Cheapest in | September |
Average price | $517 |
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 2, 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
Cheapest round-trip
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Mon 4/20
8:31 pm-12:32 pm
2 stops16h 01m
Punta Cana
Thu 4/23
2:20 pm-9:13 am
2 stops18h 53m
$303
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Thu 7/30
10:48 am-4:25 pm
1 stop29h 37m
Punta Cana
Mon 8/3
5:30 pm-3:56 pm
1 stop22h 26m
$424
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
$451
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Tue 5/5
6:40 pm-7:47 am
1 stop13h 07m
Santiago de los Caballeros
Sat 5/9
8:57 am-8:04 pm
1 stop11h 07m
$451
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Sat 4/25
9:18 pm-8:02 am
1 stop10h 44m
Santiago de los Caballeros
Sat 5/2
8:31 am-8:04 pm
1 stop11h 33m
$471
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Thu 4/30
9:04 pm-8:03 am
1 stop10h 59m
Santiago de los Caballeros
Sat 5/9
8:57 am-8:04 pm
1 stop11h 07m
$475
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Fri 4/17
9:04 pm-8:02 am
1 stop10h 58m
Santiago de los Caballeros
Tue 4/21
8:31 am-8:09 pm
1 stop11h 38m
$501
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Wed 5/13
6:40 pm-7:47 am
1 stop13h 07m
Santiago de los Caballeros
Mon 5/18
8:57 am-8:04 pm
1 stop11h 07m
$510
IslipSanto Domingo
ISP - SDQ
ISPSDQ
Islip Long Island
Sun 4/12
7:00 am-6:31 pm
1 stop11h 31m
Santo Domingo Las Americas
Thu 4/16
8:43 am-4:18 pm
1 stop7h 35m
$512
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Tue 4/14
9:04 pm-8:02 am
1 stop10h 58m
Santiago de los Caballeros
Sat 4/25
8:31 am-8:23 pm
1 stop11h 52m
$534
Showing 1-10 of 53 resultsSorted by cheapest first
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.
ISP-PUJ
ISP-STI
ISP-SDQ
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
ISP-DO0
ISP-PUJ
ISP-STI
ISP-SDQ
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 $142). Flying from Islip, New York to Dominican Republic in April is currently the most expensive (average of $244). 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.
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