$135+ 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 5 — May 121
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Dominican Republic with Cheapflights
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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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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 5, 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 5, 2026.
This Frontier deal was found by Cheapflights users on 4/3. 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
Tue 5/59:29 pm
PUJ
- ISP
2 stops12h 36m
Frontier
Deal found 4/3![Frontier logo]()
$337
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 CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Mon 6/225:30 pm
PUJ
- ISP
1 stop22h 26m
Frontier
Deal found 4/2![Frontier logo]()
$425
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.
Mon 5/46:40 pm
ISP
- STI
1 stop12h 41m
JetBlue
Fri 5/88:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 4/1![JetBlue logo]()
$452
This Frontier deal was found by Cheapflights users on 4/3. 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 4/178:31 pm
ISP
- PUJ
2 stops17h 23m
Frontier
Thu 4/302:20 pm
PUJ
- ISP
2 stops18h 53m
Frontier
Deal found 4/3![Frontier logo]()
$468
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 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 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.
Sat 5/1611:00 am
ISP
- PUJ
2 stops23h 57m
Frontier
Sat 5/2312:07 pm
PUJ
- ISP
2 stops26h 23m
Frontier
Deal found 4/1![Frontier logo]()
$483
This Frontier deal was found by Cheapflights users on 4/4. 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 7/37:50 pm
ISP
- PUJ
1 stop13h 42m
Frontier
Sat 7/1110:38 am
PUJ
- ISP
1 stop8h 27m
Frontier
Deal found 4/4![Frontier logo]()
$484
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
Sun 4/129:20 pm
SDQ
- ISP
2 stops17h 51m
Frontier
Deal found 3/31![Frontier logo]()
$485
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 5, 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 5, 2026.
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.
Mon 4/209:04 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 4/3. 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 4/178:31 pm
ISP
- PUJ
2 stops17h 23m
Frontier
Thu 4/302:20 pm
PUJ
- ISP
2 stops18h 53m
Frontier
Deal found 4/3![Frontier logo]()
$468
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:25 am
ISP
- SDQ
1 stop9h 05m
Multiple Airlines
Mon 5/412:41 pm
SDQ
- ISP
2 stops22h 19m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$687
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.
Mon 5/46:40 pm
ISP
- STI
1 stop12h 41m
JetBlue
Fri 5/88:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 4/1![JetBlue logo]()
$452
This JetBlue deal was found by Cheapflights users on 4/3. 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 4/295:25 pm
ISP
- STI
1 stop13h 56m
JetBlue
Wed 5/67:31 am
STI
- ISP
1 stop10h 13m
JetBlue
Deal found 4/3![JetBlue logo]()
$473
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 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 4/4. 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 5/2211:00 am
ISP
- PUJ
2 stops47h 57m
Frontier
Fri 5/2912:07 pm
PUJ
- ISP
2 stops26h 23m
Frontier
Deal found 4/4![Frontier logo]()
$537
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:43 pm
ISP
- PUJ
2 stops16h 14m
Frontier
Wed 6/109:29 pm
PUJ
- ISP
2 stops12h 34m
Frontier
Deal found 4/2![Frontier logo]()
$542
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 Frontier deal was found by Cheapflights users on 4/3. 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.
Tue 7/74:41 pm
ISP
- PUJ
2 stops18h 17m
Frontier
Sat 7/1110:38 am
PUJ
- ISP
1 stop8h 27m
Frontier
Deal found 4/3![Frontier logo]()
$547
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.
Sat 7/1810:48 am
ISP
- PUJ
2 stops33h 30m
Frontier
Sat 7/2510:38 am
PUJ
- ISP
1 stop8h 27m
Frontier
Deal found 4/2![Frontier logo]()
$552
This Expedia 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 Expedia 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
Fri 5/228:52 am
STI
- ISP
1 stop27h 40m
JetBlue
Deal found 3/31![JetBlue logo]()
$578
This Priceline deal was found by Cheapflights users on 4/4. 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.
Fri 7/310:48 am
ISP
- PUJ
2 stops33h 30m
Frontier
Fri 7/105:30 pm
PUJ
- ISP
1 stop16h 33m
Frontier
Deal found 4/4![Frontier logo]()
$566
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.
Tue 5/126:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Wed 5/208:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 4/1![JetBlue logo]()
$580
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:25 pm
ISP
- STI
1 stop5h 46m
JetBlue
Sun 5/247:21 pm
STI
- ISP
1 stop16h 14m
JetBlue
Deal found 4/1![JetBlue logo]()
$596
This CheapOair deal was found by Cheapflights users on 4/3. 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 6/2510:48 am
ISP
- PUJ
1 stop29h 37m
Frontier
Mon 6/295:30 pm
PUJ
- ISP
1 stop22h 26m
Frontier
Deal found 4/3![Frontier logo]()
$600
This Frontier deal was found by Cheapflights users on 4/3. 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.
Wed 7/810:48 am
ISP
- PUJ
2 stops24h 10m
Frontier
Sat 7/1110:38 am
PUJ
- ISP
1 stop8h 27m
Frontier
Deal found 4/3![Frontier logo]()
$607
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.
Thu 7/306:00 am
ISP
- STI
1 stop8h 36m
JetBlue
Thu 8/203:51 pm
STI
- ISP
1 stop7h 05m
JetBlue
Deal found 4/1![JetBlue logo]()
$609
This Frontier deal was found by Cheapflights users on 4/4. 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 7/37:50 pm
ISP
- PUJ
1 stop13h 42m
Frontier
Tue 7/712:08 pm
PUJ
- ISP
2 stops21h 55m
Frontier
Deal found 4/4![Frontier logo]()
$626
This KAYAK deal was found by Cheapflights users on 4/4. 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 8/176:00 am
ISP
- PUJ
1 stop9h 27m
JetBlue
Wed 8/2611:56 am
PUJ
- ISP
1 stop11h 21m
JetBlue
Deal found 4/4![JetBlue logo]()
$630
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:00 am
ISP
- STI
1 stop8h 36m
JetBlue
Thu 8/133:51 pm
STI
- ISP
1 stop7h 05m
JetBlue
Deal found 4/2![JetBlue logo]()
$638
This KAYAK deal was found by Cheapflights users on 4/3. 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 8/276:00 am
ISP
- SDQ
1 stop6h 24m
JetBlue
Sun 9/61:34 pm
SDQ
- ISP
1 stop9h 53m
JetBlue
Deal found 4/3![JetBlue logo]()
$676
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
Tue 8/251:34 pm
SDQ
- ISP
1 stop9h 22m
JetBlue
Deal found 4/2![JetBlue logo]()
$676
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 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.
Tue 4/215:15 pm
ISP
- SDQ
2 stops27h 41m
JetBlue
Tue 4/2810:07 pm
SDQ
- ISP
2 stops18h 23m
JetBlue
Deal found 4/2![JetBlue logo]()
$700
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.
Fri 5/18:59 pm
ISP
- SDQ
2 stops23h 57m
JetBlue
Mon 5/410:07 pm
SDQ
- ISP
2 stops19h 37m
JetBlue
Deal found 4/1![JetBlue logo]()
$732
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 7/226:00 am
ISP
- SDQ
1 stop6h 24m
JetBlue
Sun 7/261:34 pm
SDQ
- ISP
1 stop9h 53m
JetBlue
Deal found 4/1![JetBlue logo]()
$826
This JetBlue deal was found by Cheapflights users on 4/3. 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 5/16:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Mon 5/188:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 4/3![JetBlue logo]()
$913
This JetBlue deal was found by Cheapflights users on 4/3. 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 5/36:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Mon 5/188:45 am
SDQ
- ISP
1 stop8h 59m
JetBlue
Deal found 4/3![JetBlue logo]()
$945
Last-minute flights from Islip to Dominican RepublicDiscover last-minute flight deals from Islip to Dominican Republic. Data last updated April 5, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Dominican Republic. Data last updated April 5, 2026 and is based on user searches.
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
Sun 4/129:20 pm
SDQ
- ISP
2 stops17h 51m
Frontier
Deal found 3/31![Frontier logo]()
$485
This Frontier deal was found by Cheapflights users on 4/3. 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 4/136:39 pm
ISP
- PUJ
2 stops18h 31m
Frontier
Thu 4/302:20 pm
PUJ
- ISP
2 stops18h 53m
Frontier
Deal found 4/3![Frontier logo]()
$499
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 Frontier deal was found by Cheapflights users on 4/3. 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 4/178:31 pm
ISP
- PUJ
2 stops17h 23m
Frontier
Thu 4/302:20 pm
PUJ
- ISP
2 stops18h 53m
Frontier
Deal found 4/3![Frontier logo]()
$468
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 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 Frontier deal was found by Cheapflights users on 4/3. 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
Tue 5/59:29 pm
PUJ
- ISP
2 stops12h 36m
Frontier
Deal found 4/3![Frontier logo]()
$337
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.
Mon 5/46:40 pm
ISP
- STI
1 stop12h 41m
JetBlue
Fri 5/88:57 am
STI
- ISP
1 stop11h 07m
JetBlue
Deal found 4/1![JetBlue logo]()
$452
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 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.
Sat 5/1611:00 am
ISP
- PUJ
2 stops23h 57m
Frontier
Sat 5/2312:07 pm
PUJ
- ISP
2 stops26h 23m
Frontier
Deal found 4/1![Frontier logo]()
$483
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/168:59 pm
ISP
- STI
1 stop11h 52m
JetBlue
Sat 5/237:21 pm
STI
- ISP
1 stop16h 14m
JetBlue
Deal found 4/1![JetBlue logo]()
$512
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 5, 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 5, 2026.
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 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 4/107:34 pm
ISP
- PUJ
1 stop16h 14m
Frontier
Deal found 4/1![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 4/4. 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 5/66:40 pm
ISP
- SDQ
1 stop12h 52m
JetBlue
Deal found 4/4![JetBlue logo]()
$171
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 4/1011:51 am
ISP
- SDQ
1 stop26h 39m
Frontier
Deal found 4/1![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/4. 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.
Fri 5/152:28 pm
ISP
- PUJ
2 stops18h 50m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$185
This CheapOair deal was found by Cheapflights users on 4/3. 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 5/811:00 am
ISP
- PUJ
1 stop22h 18m
Frontier
Deal found 4/3![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 4/4. 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.
Thu 5/1411:12 am
ISP
- PUJ
2 stops23h 45m
Frontier
Deal found 4/4![Frontier logo]()
$190
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.
Sun 4/127:59 pm
ISP
- SDQ
1 stop14h 08m
Frontier
Deal found 3/31![Frontier logo]()
$190
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 Kiwi.com deal was found by Cheapflights users on 4/4. 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.
Wed 5/1311:00 am
ISP
- PUJ
2 stops33h 19m
Frontier
Deal found 4/4![Frontier logo]()
$196
This Justfly.com deal was found by Cheapflights users on 4/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:00 am
ISP
- PUJ
1 stop22h 18m
Frontier
Deal found 4/4![Frontier logo]()
$198
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 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (Frontier) |
One-way from | $135 (CheapOair) |
Popular in | December |
Cheapest in | September |
Average price | $520 |
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 5, 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
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Mon 4/20
9:04 pm-8:02 am
1 stop10h 58m
Santiago de los Caballeros
Thu 4/30
8:31 am-8:09 pm
1 stop11h 38m
$364
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Mon 5/4
6:40 pm-7:21 am
1 stop12h 41m
Santiago de los Caballeros
Fri 5/8
8:57 am-8:04 pm
1 stop11h 07m
$452
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Fri 4/17
8:31 pm-1:54 pm
2 stops17h 23m
Punta Cana
Thu 4/30
2:20 pm-9:13 am
2 stops18h 53m
$468
IslipSantiago de los Caballeros
ISP - STI
ISPSTI
Islip Long Island
Wed 4/29
5:25 pm-7:21 am
1 stop13h 56m
Santiago de los Caballeros
Wed 5/6
7:31 am-5:44 pm
1 stop10h 13m
$473
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
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Sun 5/10
11:00 am-8:19 pm
2 stops33h 19m
Punta Cana
Sun 5/17
3:35 pm-6:14 pm
2 stops26h 39m
$537
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Fri 5/22
11:00 am-10:57 am
2 stops47h 57m
Punta Cana
Fri 5/29
12:07 pm-2:30 pm
2 stops26h 23m
$537
Quickest round-trip
IslipSanto Domingo
ISP - SDQ
ISPSDQ
Islip Long Island
Wed 8/12
6:00 am-12:24 pm
1 stop6h 24m
Santo Domingo Las Americas
Mon 8/17
1:34 pm-9:34 pm
1 stop8h 00m
$539
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Mon 6/1
6:43 pm-10:57 am
2 stops16h 14m
Punta Cana
Wed 6/10
9:29 pm-10:03 am
2 stops12h 34m
$542
IslipPunta Cana
ISP - PUJ
ISPPUJ
Islip Long Island
Tue 7/7
4:41 pm-10:58 am
2 stops18h 17m
Punta Cana
Sat 7/11
10:38 am-7:05 pm
1 stop8h 27m
$547
Showing 1-10 of 60 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, 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 $235). 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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