$180+ Cheap flights from New York, NY (NYC) to Islip, NY (ISP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — ISP
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from New York to Islip 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 New York to Islip
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Cheapest flights from New York to IslipExplore the most affordable flight options available from New York to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from New York to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:29 pm -
2 stops19h 01m
Mon 10/266:55 pm -
1 stop29h 08m
Deal found 9/17![Frontier logo]()
$289
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:30 pm -
2 stops24h 01m
Sun 11/16:33 pm -
2 stops26h 13m
Deal found 9/20![Frontier logo]()
$398
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:14 pm -
2 stops19h 17m
Sun 11/16:33 pm -
2 stops16h 03m
Deal found 9/20![Frontier logo]()
$404
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:59 pm -
2 stops24h 31m
Mon 10/266:55 pm -
2 stops21h 06m
Deal found 9/17![Frontier logo]()
$406
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:55 am -
1 stop12h 05m
Mon 10/266:55 pm -
2 stops26h 24m
Deal found 9/21![Frontier logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Mon 10/1210:29 pm -
2 stops36h 51m
Mon 10/266:55 pm -
1 stop29h 08m
Deal found 9/19![Multiple Airlines logo]()
$451
This Frontier deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Tue 10/65:43 pm -
1 stop7h 18m
Deal found 9/18![Frontier logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:39 pm -
1 stop21h 38m
Mon 10/2611:13 am -
1 stop5h 43m
Deal found 9/17![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Mon 10/53:02 pm -
2 stops30h 22m
Deal found 9/18![Multiple Airlines logo]()
$514
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:40 pm -
2 stops23h 20m
Thu 10/226:25 pm -
2 stops26h 34m
Deal found 9/17![Frontier logo]()
$516
This Frontier deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Mon 10/55:43 pm -
1 stop7h 18m
Deal found 9/18![Frontier logo]()
$530
This FlightHub deal was found by Cheapflights users on 9/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop15h 37m
Mon 10/266:00 am -
1 stop15h 33m
Deal found 9/17![JetBlue logo]()
$548
Best flights from New York to IslipDiscover carefully curated flight deals from New York to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from New York to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:29 pm -
2 stops19h 01m
Mon 10/266:55 pm -
1 stop29h 08m
Deal found 9/17![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Mon 10/1210:29 pm -
2 stops36h 51m
Mon 10/266:55 pm -
1 stop29h 08m
Deal found 9/19![Multiple Airlines logo]()
$451
This FlightHub deal was found by Cheapflights users on 9/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop15h 37m
Mon 10/266:00 am -
1 stop15h 33m
Deal found 9/17![JetBlue logo]()
$548
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:59 pm -
2 stops24h 31m
Mon 10/266:55 pm -
2 stops21h 06m
Deal found 9/17![Frontier logo]()
$406
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:55 am -
1 stop12h 05m
Mon 10/266:55 pm -
2 stops26h 24m
Deal found 9/21![Frontier logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:39 pm -
1 stop21h 38m
Mon 10/2611:13 am -
1 stop5h 43m
Deal found 9/17![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Mon 10/53:02 pm -
2 stops30h 22m
Deal found 9/18![Multiple Airlines logo]()
$514
This Frontier deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Tue 10/65:43 pm -
1 stop7h 18m
Deal found 9/18![Frontier logo]()
$505
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:29 am -
1 stop10h 08m
Mon 10/262:28 pm -
1 stop7h 18m
Deal found 9/17![JetBlue logo]()
$639
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:40 pm -
2 stops23h 20m
Thu 10/226:25 pm -
2 stops26h 34m
Deal found 9/17![Frontier logo]()
$516
This FlightHub deal was found by Cheapflights users on 9/21. 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 10/1411:29 am -
1 stop10h 08m
Wed 10/216:00 am -
1 stop15h 30m
Deal found 9/21![JetBlue logo]()
$642
This Frontier deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Mon 10/55:43 pm -
1 stop7h 18m
Deal found 9/18![Frontier logo]()
$530
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am -
1 stop11h 56m
Sun 11/16:33 pm -
2 stops16h 03m
Deal found 9/20![Frontier logo]()
$539
This FlightHub deal was found by Cheapflights users on 9/19. 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.
Mon 10/197:40 am -
1 stop13h 57m
Mon 10/266:00 am -
1 stop15h 33m
Deal found 9/19![JetBlue logo]()
$722
This FlightHub deal was found by Cheapflights users on 9/20. 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 10/308:50 pm -
1 stop16h 22m
Sun 11/112:30 pm -
1 stop4h 59m
Deal found 9/20![Multiple Airlines logo]()
$743
This Expedia deal was found by Cheapflights users on 9/20. 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 10/307:40 am -
1 stop13h 57m
Sun 11/16:00 am -
1 stop14h 00m
Deal found 9/20![JetBlue logo]()
$723
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:40 am -
1 stop13h 57m
Thu 10/226:00 am -
1 stop8h 59m
Deal found 9/17![JetBlue logo]()
$733
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:43 pm -
2 stops22h 15m
Wed 9/305:43 pm -
2 stops24h 15m
Deal found 9/21![Frontier logo]()
$680
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:29 am -
1 stop10h 08m
Thu 10/226:00 am -
1 stop7h 47m
Deal found 9/17![JetBlue logo]()
$763
This JetBlue deal was found by Cheapflights users on 9/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:29 am -
1 stop8h 07m
Tue 10/67:00 am -
1 stop7h 07m
Deal found 9/17![JetBlue logo]()
$873
This KAYAK deal was found by Cheapflights users on 9/19. 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 10/1212:00 pm -
1 stop9h 37m
Mon 10/266:00 am -
1 stop7h 34m
Deal found 9/19![JetBlue logo]()
$876
This JetBlue deal was found by Cheapflights users on 9/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:15 pm -
1 stop7h 07m
Tue 10/67:00 am -
1 stop7h 42m
Deal found 9/17![JetBlue logo]()
$893
This Priceline deal was found by Cheapflights users on 9/21. 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 10/1912:10 pm -
2 stops7h 39m
Mon 10/262:28 pm -
1 stop7h 18m
Deal found 9/21![Multiple Airlines logo]()
$1,466
This Priceline deal was found by Cheapflights users on 9/21. 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.
Wed 10/1412:10 pm -
2 stops7h 39m
Wed 10/216:00 am -
1 stop8h 07m
Deal found 9/21![Multiple Airlines logo]()
$1,516
Last-minute flights from New York to IslipDiscover last-minute flight deals from New York to Islip. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from New York to Islip. Data last updated September 22, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Tue 10/65:43 pm -
1 stop7h 18m
Deal found 9/18![Frontier logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Mon 10/53:02 pm -
2 stops30h 22m
Deal found 9/18![Multiple Airlines logo]()
$514
This Frontier deal was found by Cheapflights users on 9/18. 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 10/25:55 am -
1 stop11h 03m
Mon 10/55:43 pm -
1 stop7h 18m
Deal found 9/18![Frontier logo]()
$530
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Mon 10/1210:29 pm -
2 stops36h 51m
Mon 10/266:55 pm -
1 stop29h 08m
Deal found 9/19![Multiple Airlines logo]()
$451
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:40 pm -
2 stops23h 20m
Thu 10/226:25 pm -
2 stops26h 34m
Deal found 9/17![Frontier logo]()
$516
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:55 am -
1 stop12h 05m
Mon 10/266:55 pm -
2 stops26h 24m
Deal found 9/21![Frontier logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:29 pm -
2 stops19h 01m
Mon 10/266:55 pm -
1 stop29h 08m
Deal found 9/17![Frontier logo]()
$289
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:59 pm -
2 stops24h 31m
Mon 10/266:55 pm -
2 stops21h 06m
Deal found 9/17![Frontier logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:39 pm -
1 stop21h 38m
Mon 10/2611:13 am -
1 stop5h 43m
Deal found 9/17![Multiple Airlines logo]()
$505
This FlightHub deal was found by Cheapflights users on 9/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop15h 37m
Mon 10/266:00 am -
1 stop15h 33m
Deal found 9/17![JetBlue logo]()
$548
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:30 pm -
2 stops24h 01m
Sun 11/16:33 pm -
2 stops26h 13m
Deal found 9/20![Frontier logo]()
$398
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:14 pm -
2 stops19h 17m
Sun 11/16:33 pm -
2 stops16h 03m
Deal found 9/20![Frontier logo]()
$404
One-way flights from New York to IslipSearch for one-way flight options from New York to Islip. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from New York to Islip. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 12/610:24 pm -
2 stops15h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:39 pm -
1 stop21h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Breeze Airways logo]()
$184
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:55 am -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 12/62:17 pm -
1 stop20h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:00 pm -
3 stops47h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$211
This Frontier deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:30 am -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 12/69:15 am -
2 stops29h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$233
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:10 am -
2 stops11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:39 pm -
2 stops28h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:29 am -
2 stops49h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:14 pm -
2 stops37h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 10/115:55 am -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$253
Find flight deals from New York to Islip
Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 (Kiwi.com) |
One-way from | $180 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from New York to Islip 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 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from New York to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Sun 12/6
10:24 pm-2:22 pm
2 stops15h 58m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$180
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Sun 12/6
2:17 pm-10:33 am
1 stop20h 16m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$201
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Sun 11/8
12:00 pm-11:20 am
3 stops47h 20m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$211
New YorkIslip
LGA New York LaGuardia - ISP Islip Long Island
LGAISP
New York LaGuardia
Sun 12/6
6:30 am-1:49 pm
1 stop7h 19m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$228
New YorkIslip
LGA New York LaGuardia - ISP Islip Long Island
LGAISP
New York LaGuardia
Sat 10/17
6:10 am-5:30 pm
2 stops11h 20m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$236
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Sat 10/17
12:39 pm-5:30 pm
2 stops28h 51m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$240
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Sat 10/17
10:29 pm-5:30 pm
2 stops19h 01m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$241
New YorkIslip
LGA New York LaGuardia - ISP Islip Long Island
LGAISP
New York LaGuardia
Sun 11/8
9:29 am-11:20 am
2 stops49h 51m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$247
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Sun 11/8
10:14 pm-11:20 am
2 stops37h 06m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$247
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Sun 10/11
5:55 am-5:30 pm
1 stop11h 35m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$253
Showing 1-10 of 54 resultsSorted by cheapest first
Compare providers for flights from New York to Islip
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New York to Islip in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on New York-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New York-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from New York to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from New York with our price prediction graph.
NYC-ISP
EWR-ISP
LGA-ISP
SWF-ISP
JFK-ISP
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 New York to Islip
NYC-ISP
EWR-ISP
LGA-ISP
SWF-ISP
JFK-ISP
No data available for this route at this time. Please check back soon.
Related info for your journey
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Book flights to Islip if you plan to visit one of these locationsRiverhead
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