$204+ Cheap flights to Islip, NY
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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
— ISP
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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1. Tell us where you want to go
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Cheapest flights to IslipExplore the most affordable flight options available to Islip. Find the lowest fares based on data from user searches, with prices last updated on September 5, 2026.
Explore the most affordable flight options available to Islip. Find the lowest fares based on data from user searches, with prices last updated on September 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Tue 9/295:55 am -
1 stop11h 03m
Tue 10/61:38 pm -
2 stops11h 23m
Deal found 9/1![Multiple Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Tue 9/295:55 am -
1 stop11h 03m
Tue 10/65:43 pm -
1 stop7h 18m
Deal found 9/1![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:56 am -
1 stop30h 02m
Sun 11/17:45 pm -
2 stops15h 51m
Deal found 9/2![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:39 pm -
2 stops29h 24m
Sat 10/106:25 pm -
1 stop15h 51m
Deal found 9/3![Multiple Airlines logo]()
$406
This Frontier deal was found by Cheapflights users on 9/1. 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 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 9/1![Frontier logo]()
$409
This Frontier deal was found by Cheapflights users on 9/3. 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 10/25:55 am -
1 stop11h 03m
Wed 10/75:43 pm -
1 stop7h 18m
Deal found 9/3![Frontier logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 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
Wed 10/712:00 pm -
2 stops37h 02m
Deal found 9/3![Multiple Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:29 pm -
2 stops18h 29m
Sun 11/16:33 pm -
1 stop29h 30m
Deal found 9/2![Frontier logo]()
$449
This Frontier deal was found by Cheapflights users on 9/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:55 am -
1 stop11h 35m
Sun 10/116:25 pm -
1 stop6h 37m
Deal found 9/1![Frontier logo]()
$476
This Frontier deal was found by Cheapflights users on 9/3. 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.
Sat 10/35:55 am -
1 stop11h 03m
Sat 10/106:25 pm -
1 stop6h 38m
Deal found 9/3![Frontier logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/1810:29 pm -
2 stops18h 29m
Mon 9/215:43 pm -
1 stop7h 18m
Deal found 9/1![Frontier logo]()
$506
This Expedia deal was found by Cheapflights users on 9/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:00 pm -
1 stop11h 22m
Sun 11/16:00 am -
1 stop14h 00m
Deal found 9/2![JetBlue logo]()
$514
Best flights to IslipDiscover carefully curated flight deals to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:56 am -
1 stop30h 02m
Sun 11/17:45 pm -
2 stops15h 51m
Deal found 9/2![Multiple Airlines logo]()
$377
This Frontier deal was found by Cheapflights users on 9/3. 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 10/25:55 am -
1 stop11h 03m
Tue 10/65:43 pm -
1 stop7h 18m
Deal found 9/3![Frontier logo]()
$420
This Expedia deal was found by Cheapflights users on 9/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:00 pm -
1 stop11h 22m
Sun 11/16:00 am -
1 stop14h 00m
Deal found 9/2![JetBlue logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:39 pm -
2 stops29h 24m
Sat 10/106:25 pm -
1 stop15h 51m
Deal found 9/3![Multiple Airlines logo]()
$406
This Frontier deal was found by Cheapflights users on 9/3. 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 10/25:55 am -
1 stop11h 03m
Wed 10/75:43 pm -
1 stop7h 18m
Deal found 9/3![Frontier logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:29 pm -
2 stops18h 29m
Sun 11/16:33 pm -
1 stop29h 30m
Deal found 9/2![Frontier logo]()
$449
This Justfly.com deal was found by Cheapflights users on 9/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop17h 22m
Wed 10/77:00 am -
1 stop14h 28m
Deal found 9/3![JetBlue logo]()
$553
This Frontier deal was found by Cheapflights users on 9/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:55 am -
1 stop11h 35m
Sun 10/116:25 pm -
1 stop6h 37m
Deal found 9/1![Frontier logo]()
$476
This Priceline deal was found by Cheapflights users on 9/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:00 pm -
1 stop11h 22m
Wed 10/77:00 am -
1 stop7h 07m
Deal found 9/3![JetBlue logo]()
$570
This Frontier deal was found by Cheapflights users on 9/3. 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.
Sat 10/35:55 am -
1 stop11h 03m
Sat 10/106:25 pm -
1 stop6h 38m
Deal found 9/3![Frontier logo]()
$479
This Priceline deal was found by Cheapflights users on 9/1. 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 9/297:29 am -
1 stop8h 07m
Tue 10/67:00 am -
1 stop7h 42m
Deal found 9/1![JetBlue logo]()
$573
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Sat 10/1012:39 pm -
1 stop21h 38m
Mon 10/1211:08 am -
1 stop5h 48m
Deal found 9/1![Multiple Airlines logo]()
$652
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/1810:29 pm -
2 stops18h 29m
Mon 9/215:43 pm -
1 stop7h 18m
Deal found 9/1![Frontier logo]()
$506
This Priceline deal was found by Cheapflights users on 9/1. 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 10/1012:00 pm -
1 stop9h 37m
Sun 10/116:00 am -
1 stop8h 07m
Deal found 9/1![JetBlue logo]()
$592
This Justfly.com deal was found by Cheapflights users on 9/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:15 am -
1 stop15h 07m
Sat 10/107:05 am -
1 stop3h 55m
Deal found 9/3![Multiple Airlines logo]()
$668
This JetBlue deal was found by Cheapflights users on 9/1. 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.
Fri 10/23:45 pm -
1 stop7h 37m
Tue 10/67:00 am -
1 stop7h 07m
Deal found 9/1![JetBlue logo]()
$592
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:29 pm -
2 stops18h 29m
Thu 10/86:25 pm -
1 stop6h 37m
Deal found 9/3![Frontier logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/2511:06 am -
1 stop8h 00m
Sun 11/297:15 pm -
2 stops16h 21m
Deal found 9/4![Multiple Airlines logo]()
$715
This Justfly.com deal was found by Cheapflights users on 9/5. 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.
Mon 10/57:59 am -
1 stop15h 23m
Sun 10/116:00 am -
1 stop17h 14m
Deal found 9/5![JetBlue logo]()
$627
This Frontier deal was found by Cheapflights users on 9/2. 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.
Fri 9/185:55 am -
1 stop11h 03m
Sun 9/205:43 pm -
1 stop7h 18m
Deal found 9/2![Frontier logo]()
$611
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:06 am -
2 stops24h 14m
Sun 9/205:43 pm -
1 stop16h 48m
Deal found 9/2![Multiple Airlines logo]()
$762
This Expedia deal was found by Cheapflights users on 9/1. 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.
Tue 9/2911:29 am -
1 stop11h 53m
Tue 10/67:00 am -
1 stop7h 07m
Deal found 9/1![JetBlue logo]()
$643
This FlightHub deal was found by Cheapflights users on 9/2. 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 9/187:59 am -
1 stop15h 23m
Sun 9/207:00 am -
1 stop14h 28m
Deal found 9/2![JetBlue logo]()
$667
This Expedia deal was found by Cheapflights users on 9/5. 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.
Mon 10/56:15 am -
2 stops11h 48m
Sun 10/116:25 pm -
2 stops21h 49m
Deal found 9/5![Frontier logo]()
$702
This FlightHub deal was found by Cheapflights users on 9/5. 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 9/257:59 am -
1 stop15h 23m
Wed 10/77:00 am -
1 stop14h 28m
Deal found 9/5![JetBlue logo]()
$677
This Expedia deal was found by Cheapflights users on 9/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:59 pm -
1 stop12h 51m
Sun 11/2212:36 pm -
1 stop10h 45m
Deal found 9/4![JetBlue logo]()
$678
This Justfly.com deal was found by Cheapflights users on 9/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:15 am -
1 stop15h 07m
Mon 9/214:26 pm -
1 stop16h 11m
Deal found 9/1![JetBlue logo]()
$687
This JetBlue deal was found by Cheapflights users on 9/1. 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 9/284:00 pm -
1 stop7h 22m
Tue 9/297:00 am -
1 stop7h 59m
Deal found 9/1![JetBlue logo]()
$688
This Justfly.com deal was found by Cheapflights users on 9/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:29 pm -
1 stop9h 53m
Mon 9/217:00 am -
1 stop14h 28m
Deal found 9/1![JetBlue logo]()
$741
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:00 pm -
1 stop11h 22m
Sun 9/207:00 am -
1 stop7h 07m
Deal found 9/2![JetBlue logo]()
$763
Last-minute flights to IslipDiscover last-minute flight deals to Islip. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals to Islip. Data last updated September 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 9/1810:29 pm -
2 stops18h 29m
Mon 9/215:43 pm -
1 stop7h 18m
Deal found 9/1![Frontier logo]()
$506
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Tue 9/295:55 am -
1 stop11h 03m
Tue 10/61:38 pm -
2 stops11h 23m
Deal found 9/1![Multiple Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Tue 9/295:55 am -
1 stop11h 03m
Tue 10/65:43 pm -
1 stop7h 18m
Deal found 9/1![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:56 am -
1 stop30h 02m
Sun 11/17:45 pm -
2 stops15h 51m
Deal found 9/2![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:29 pm -
2 stops18h 29m
Sun 11/16:33 pm -
1 stop29h 30m
Deal found 9/2![Frontier logo]()
$449
This Expedia deal was found by Cheapflights users on 9/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:00 pm -
1 stop11h 22m
Sun 11/16:00 am -
1 stop14h 00m
Deal found 9/2![JetBlue logo]()
$514
This Frontier deal was found by Cheapflights users on 9/1. 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 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 9/1![Frontier logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 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
Wed 10/712:00 pm -
2 stops37h 02m
Deal found 9/3![Multiple Airlines logo]()
$437
This Justfly.com deal was found by Cheapflights users on 9/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:00 am -
1 stop17h 22m
Wed 10/77:00 am -
1 stop14h 28m
Deal found 9/3![JetBlue logo]()
$553
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:39 pm -
2 stops29h 24m
Sat 10/106:25 pm -
1 stop15h 51m
Deal found 9/3![Multiple Airlines logo]()
$406
This Frontier deal was found by Cheapflights users on 9/3. 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.
Sat 10/35:55 am -
1 stop11h 03m
Sat 10/106:25 pm -
1 stop6h 38m
Deal found 9/3![Frontier logo]()
$479
This Frontier deal was found by Cheapflights users on 9/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:55 am -
1 stop11h 35m
Sun 10/116:25 pm -
1 stop6h 37m
Deal found 9/1![Frontier logo]()
$476
One-way flights to IslipSearch for one-way flight options to Islip. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options to Islip. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:55 pm -
2 stops18h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:30 pm -
2 stops27h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:06 am -
1 stop29h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:30 pm -
3 stops21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:29 pm -
2 stops18h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:43 pm -
2 stops22h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$278
This KAYAK deal was found by Cheapflights users on 9/3. 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.
Fri 9/253:45 pm -
1 stop7h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![JetBlue logo]()
$288
This KAYAK deal was found by Cheapflights users on 9/3. 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.
Fri 10/23:45 pm -
1 stop7h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![JetBlue logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:43 pm -
3 stops16h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:29 am -
2 stops12h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:48 am -
3 stops24h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Breeze Airways logo]()
$319
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:29 am -
1 stop6h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![JetBlue logo]()
$331
Find flight deals to Islip
Find the latest flights to Islip in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 7,457,451 searches and data was last updated on September 5, 2026.
One-way from | $204 |
|---|
Cheapflights Fare Finder
Locate flights to Islip that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 7,457,451 searches and data was last updated on September 5, 2026.
Use the filters below to find and compare flights to Islip that are best for you.
Fly from
Route
Depart
Return
Cheapest round-trip
New YorkIslip
LGA New York LaGuardia - ISP Islip Long Island
LGAISP
New York LaGuardia
Fri 10/2
4:55 pm-11:20 am
2 stops18h 25m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Fri 9/25
1:30 pm-4:58 pm
2 stops27h 28m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$250
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Fri 9/25
11:06 am-4:58 pm
1 stop29h 52m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$260
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Fri 9/25
1:30 pm-11:20 am
3 stops21h 50m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$262
New YorkIslip
JFK New York John F Kennedy Intl - ISP Islip Long Island
JFKISP
New York John F Kennedy Intl
Fri 9/25
3:45 pm-11:22 pm
1 stop7h 37m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$288
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Fri 9/25
10:48 am-11:20 am
3 stops24h 32m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$319
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Wed 9/9
11:35 am-7:05 pm
3 stops31h 30m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$335
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Sun 9/13
6:21 pm-12:58 pm
3 stops42h 37m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$335
New WindsorIslip
SWF New Windsor Stewart - ISP Islip Long Island
SWFISP
New Windsor Stewart
Thu 10/1
10:56 am-4:58 pm
1 stop30h 02m
Islip Long Island
Sun 11/1
7:45 pm-11:36 am
2 stops15h 51m
$377
NewarkIslip
EWR Newark - ISP Islip Long Island
EWRISP
Newark
Sun 9/13
12:17 pm-11:12 am
3 stops22h 55m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$379
Showing 1-10 of 53 resultsSorted by cheapest first
Compare providers for flights 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 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: Out of all of the providers offering Islip, New York flight deals, Cheapflights users have found FlightHub to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on Islip, New York flight deals on Cheapflights and FlightHub. This is based on searches made for Islip, New York flights over the past month.
- Most trusted provider: FlightHub is the most trusted provider by Cheapflights users offering Islip, New York flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), FlightHub has received the most positive sentiment from Cheapflights users searching for flights to Islip, New York. This is based on data collected from Cheapflights searches made over the past month.
Best time to book a flight to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip with our price prediction graph.
NYC-ISP
LGA-ISP
EWR-ISP
JFK-ISP
SWF-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 to Islip
NYC-ISP
LGA-ISP
EWR-ISP
JFK-ISP
SWF-ISP
How long is the flight to Islip?
On average, a flight from New York to Islip takes 7 hours 25 minutes. Flights to Islip from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.
Rainfall in Islip by month
Plan your trip to Islip by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Islip ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip when rainfall is around 3.3 in.
Temperature in Islip by month
Plan your trip to Islip by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Islip, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).
FAQs about flying to Islip
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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