$93+ Cheap flights from Indiana to Islip, NY (ISP)
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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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Find cheap flights from Indiana to Islip with Cheapflights
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Cheapest flights from Indiana to IslipExplore the most affordable flight options available from Indiana to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
Explore the most affordable flight options available from Indiana to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
This Frontier deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Fri 6/511:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/10![Frontier logo]()
$210
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:30 pm
CVG
- ISP
1 stop12h 28m
Frontier
Thu 8/2010:48 am
ISP
- CVG
1 stop12h 58m
Frontier
Deal found 5/9![Frontier logo]()
$230
This Trip.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Sun 6/149:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/8![Frontier logo]()
$238
This CheapOair deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Sat 5/3011:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 5/8![Frontier logo]()
$240
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Wed 6/179:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/12![Frontier logo]()
$242
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:09 am
IND
- ISP
1 stop22h 24m
Frontier
Tue 9/224:13 pm
ISP
- IND
1 stop18h 01m
Frontier
Deal found 5/12![Frontier logo]()
$242
This Travelocity deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Mon 6/229:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/11![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Sun 5/3111:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/9![Frontier logo]()
$260
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:30 pm
ORD
- ISP
1 stop15h 33m
Frontier
Mon 8/3110:48 am
ISP
- ORD
1 stop13h 26m
Frontier
Deal found 5/10![Frontier logo]()
$261
This CheapOair deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:13 pm
ORD
- ISP
1 stop15h 45m
Frontier
Thu 7/910:48 am
ISP
- ORD
1 stop13h 17m
Frontier
Deal found 5/13![Frontier logo]()
$270
This Trip.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:46 pm
IND
- ISP
1 stop25h 11m
Frontier
Mon 6/299:52 pm
ISP
- IND
1 stop20h 21m
Frontier
Deal found 5/9![Frontier logo]()
$277
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Fri 5/2911:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 5/10![Frontier logo]()
$282
Best flights from Indiana to IslipDiscover carefully curated flight deals from Indiana to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
Discover carefully curated flight deals from Indiana to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
This Frontier deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Fri 6/511:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/10![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/812:46 pm
CVG
- ISP
2 stops29h 52m
Multiple Airlines
Mon 6/229:52 pm
ISP
- CVG
1 stop16h 58m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$286
This Southwest deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/104:15 pm
SDF
- ISP
1 stop6h 20m
Southwest
Sun 6/145:20 pm
ISP
- SDF
1 stop5h 55m
Southwest
Deal found 5/8![Southwest logo]()
$320
This JetBlue deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 9/12:35 pm
ORD
- ISP
1 stop7h 21m
JetBlue
Wed 9/26:00 am
ISP
- ORD
1 stop8h 39m
JetBlue
Deal found 5/12![JetBlue logo]()
$445
This CheapOair deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Sat 5/3011:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 5/8![Frontier logo]()
$240
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:09 am
IND
- ISP
1 stop22h 24m
Frontier
Tue 9/224:13 pm
ISP
- IND
1 stop18h 01m
Frontier
Deal found 5/12![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/119:30 pm
CVG
- ISP
1 stop23h 27m
Multiple Airlines
Wed 6/1711:57 am
ISP
- CVG
2 stops23h 17m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$294
This Travelocity deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Mon 6/229:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/11![Frontier logo]()
$250
This Gotogate deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:12 am
SDF
- ISP
3 stops25h 08m
Breeze Airways
Tue 7/145:27 pm
ISP
- SDF
1 stop15h 09m
Breeze Airways
Deal found 5/11![Breeze Airways logo]()
$654
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/912:55 pm
CVG
- ISP
2 stops10h 40m
Southwest
Tue 7/148:55 am
ISP
- CVG
1 stop4h 25m
Southwest
Deal found 5/11![Southwest logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/189:30 pm
CVG
- ISP
1 stop23h 27m
Multiple Airlines
Tue 6/235:27 pm
ISP
- CVG
2 stops18h 22m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$310
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Sun 5/3111:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/9![Frontier logo]()
$260
This Southwest deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:40 am
CVG
- ISP
1 stop4h 35m
Southwest
Sun 9/1310:30 am
ISP
- CVG
2 stops10h 40m
Southwest
Deal found 5/8![Southwest logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:45 am
CVG
- ISP
1 stop9h 44m
Multiple Airlines
Wed 5/2711:00 am
ISP
- CVG
1 stop26h 02m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:50 am
IND
- ISP
1 stop4h 25m
Southwest
Tue 9/223:20 pm
ISP
- IND
2 stops7h 25m
Southwest
Deal found 5/12![Southwest logo]()
$342
This JetBlue deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 8/252:35 pm
ORD
- ISP
1 stop7h 21m
JetBlue
Wed 8/266:00 am
ISP
- ORD
1 stop8h 39m
JetBlue
Deal found 5/11![JetBlue logo]()
$445
This Frontier deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 8/2611:02 am
CVG
- ISP
1 stop8h 03m
Frontier
Thu 8/2710:48 am
ISP
- CVG
1 stop12h 58m
Frontier
Deal found 5/12![Frontier logo]()
$308
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:30 pm
SDF
- ISP
1 stop6h 10m
Southwest
Tue 7/144:40 pm
ISP
- SDF
1 stop6h 30m
Southwest
Deal found 5/11![Southwest logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:11 pm
ORD
- ISP
1 stop15h 54m
Multiple Airlines
Sun 6/77:49 pm
ISP
- ORD
2 stops37h 14m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$366
This JetBlue deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/142:35 pm
ORD
- ISP
1 stop7h 21m
JetBlue
Wed 7/156:00 am
ISP
- ORD
1 stop8h 39m
JetBlue
Deal found 5/10![JetBlue logo]()
$445
This Southwest deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:40 am
IND
- ISP
2 stops9h 20m
Southwest
Tue 6/164:40 pm
ISP
- IND
1 stop6h 30m
Southwest
Deal found 5/10![Southwest logo]()
$367
This Trip.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:32 pm
IND
- ISP
1 stop20h 24m
Frontier
Sun 6/149:52 pm
ISP
- IND
1 stop21h 09m
Frontier
Deal found 5/10![Frontier logo]()
$380
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:25 am
IND
- ISP
2 stops8h 25m
Southwest
Wed 7/12:55 pm
ISP
- IND
1 stop4h 20m
Southwest
Deal found 5/9![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:50 am
IND
- ISP
1 stop6h 15m
Southwest
Sat 8/153:15 pm
ISP
- IND
1 stop6h 20m
Southwest
Deal found 5/12![Southwest logo]()
$387
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:13 pm
ORD
- ISP
1 stop15h 45m
Frontier
Mon 8/1010:48 am
ISP
- ORD
1 stop13h 17m
Frontier
Deal found 5/12![Frontier logo]()
$391
This Southwest deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:10 am
IND
- ISP
1 stop3h 25m
Southwest
Mon 9/2810:20 am
ISP
- IND
2 stops9h 50m
Southwest
Deal found 5/11![Southwest logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/111:29 pm
ORD
- ISP
2 stops30h 28m
Frontier
Wed 6/179:52 pm
ISP
- ORD
1 stop26h 27m
Frontier
Deal found 5/12![Frontier logo]()
$448
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:00 am
SDF
- ISP
1 stop10h 05m
Southwest
Thu 5/288:35 am
ISP
- SDF
1 stop4h 00m
Southwest
Deal found 5/9![Southwest logo]()
$421
This Expedia deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:59 pm
ORD
- ISP
1 stop26h 58m
Frontier
Sun 6/149:52 pm
ISP
- ORD
1 stop12h 29m
Frontier
Deal found 5/8![Frontier logo]()
$460
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:15 pm
SDF
- ISP
2 stops8h 05m
Southwest
Mon 5/258:35 am
ISP
- SDF
1 stop8h 15m
Southwest
Deal found 5/9![Southwest logo]()
$427
Last-minute flights from Indiana to IslipDiscover last-minute flight deals from Indiana to Islip. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Indiana to Islip. Data last updated May 13, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Fri 5/2911:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 5/10![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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 5/279:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Fri 5/2911:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/11![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Sat 5/3011:00 am
ISP
- ORD
1 stop13h 13m
Frontier
Deal found 5/8![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Sun 5/3111:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/9![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Fri 6/511:00 am
ISP
- CVG
1 stop12h 38m
Frontier
Deal found 5/10![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/812:46 pm
CVG
- ISP
2 stops29h 52m
Multiple Airlines
Mon 6/229:52 pm
ISP
- CVG
1 stop16h 58m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$286
This Trip.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:08 pm
IND
- ISP
1 stop25h 49m
Frontier
Tue 6/164:41 pm
ISP
- IND
1 stop25h 32m
Frontier
Deal found 5/10![Frontier logo]()
$301
This Trip.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Sun 6/149:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/8![Frontier logo]()
$238
This Booking.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Wed 6/179:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/12![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/119:30 pm
CVG
- ISP
1 stop23h 27m
Multiple Airlines
Wed 6/1711:57 am
ISP
- CVG
2 stops23h 17m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$294
This Trip.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:46 pm
IND
- ISP
1 stop25h 11m
Frontier
Mon 6/299:52 pm
ISP
- IND
1 stop20h 21m
Frontier
Deal found 5/9![Frontier logo]()
$277
This Travelocity deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:30 pm
CVG
- ISP
1 stop23h 27m
Frontier
Mon 6/229:52 pm
ISP
- CVG
1 stop25h 54m
Frontier
Deal found 5/11![Frontier logo]()
$250
One-way flights from Indiana to IslipSearch for one-way flight options from Indiana to Islip. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
Search for one-way flight options from Indiana to Islip. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:30 pm
ORD
- ISP
1 stop15h 33m
Frontier
Deal found 5/10![Frontier logo]()
$93
This Frontier deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 8/2211:02 am
CVG
- ISP
1 stop8h 03m
Frontier
Deal found 5/12![Frontier logo]()
$115
This Trip.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:42 pm
IND
- ISP
1 stop14h 16m
Frontier
Deal found 5/10![Frontier logo]()
$120
This CheapOair deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:49 pm
ORD
- ISP
1 stop15h 44m
Frontier
Deal found 5/12![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:30 pm
CVG
- ISP
1 stop12h 35m
Frontier
Deal found 5/10![Frontier logo]()
$121
This CheapOair deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Deal found 5/10![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2910:16 am
ORD
- ISP
1 stop9h 41m
Frontier
Deal found 5/10![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 5/12. Clicking the “Pick Dates” 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 6/167:15 am
CVG
- ISP
1 stop8h 41m
Frontier
Deal found 5/12![Frontier logo]()
$135
This CheapOair deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” 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.
Mon 6/17:34 pm
IND
- ISP
1 stop21h 43m
Frontier
Deal found 5/11![Frontier logo]()
$141
This Booking.com deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:42 pm
IND
- ISP
1 stop14h 16m
Frontier
Deal found 5/11![Frontier logo]()
$147
This Trip.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:11 pm
ORD
- ISP
1 stop15h 54m
Frontier
Deal found 5/10![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:55 am
ORD
- ISP
3 stops27h 22m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$164
Find flight deals from Indiana to Islip
Keep the following information in mind while searching for Indiana to Islip flight deals. Data was last updated May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $210 (Frontier) |
One-way from | $93 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $273 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indiana 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 2,558,603 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Indiana to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Wed 6/3
9:30 pm-10:05 am
1 stop12h 35m
Islip Long Island
Fri 6/5
11:00 am-11:38 pm
1 stop12h 38m
$210
ChicagoIslip
ORD - ISP
ORDISP
Chicago O'Hare Intl
Thu 5/28
5:11 pm-10:05 am
1 stop15h 54m
Islip Long Island
Sat 5/30
11:00 am-11:13 pm
1 stop13h 13m
$240
IndianapolisIslip
IND - ISP
INDISP
Indianapolis
Wed 9/16
11:09 am-9:33 am
1 stop22h 24m
Islip Long Island
Tue 9/22
4:13 pm-10:14 am
1 stop18h 01m
$242
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Fri 6/19
9:30 pm-8:57 pm
1 stop23h 27m
Islip Long Island
Mon 6/22
9:52 pm-11:46 pm
1 stop25h 54m
$250
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Fri 5/29
9:30 pm-10:05 am
1 stop12h 35m
Islip Long Island
Sun 5/31
11:00 am-11:38 pm
1 stop12h 38m
$260
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Mon 6/8
12:46 pm-6:38 pm
2 stops29h 52m
Islip Long Island
Mon 6/22
9:52 pm-2:50 pm
1 stop16h 58m
$286
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Thu 6/11
9:30 pm-8:57 pm
1 stop23h 27m
Islip Long Island
Wed 6/17
11:57 am-11:14 am
2 stops23h 17m
$294
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Wed 8/26
11:02 am-7:05 pm
1 stop8h 03m
Islip Long Island
Thu 8/27
10:48 am-11:46 pm
1 stop12h 58m
$308
CincinnatiIslip
CVG - ISP
CVGISP
Cincinnati Cinci./N. Kentucky
Thu 6/18
9:30 pm-8:57 pm
1 stop23h 27m
Islip Long Island
Tue 6/23
5:27 pm-11:49 am
2 stops18h 22m
$310
LouisvilleIslip
SDF - ISP
SDFISP
Louisville Intl
Wed 6/10
4:15 pm-10:35 pm
1 stop6h 20m
Islip Long Island
Sun 6/14
5:20 pm-11:15 pm
1 stop5h 55m
$320
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Indiana to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Indiana with our price prediction graph.
CVG-ISP
SDF-ISP
ORD-ISP
IND-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 Indiana to Islip
USIN-ISP
CVG-ISP
SDF-ISP
ORD-ISP
IND-ISP
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Indiana to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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Alternative routes for Indiana to Islip
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Other flights to Islip
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Top airline flying from Indiana to Islip
Discover the top airline that operate flights from Indiana to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$273 | Average$366 | FlexibilityNo cancel fee | On-time63% |