$98+ Cheap flights from Indiana 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Indiana 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Indiana to Islip
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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 September 5, 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 September 5, 2026.
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.
Tue 9/298:00 am -
1 stop8h 58m
Tue 10/65:43 pm -
1 stop5h 58m
Deal found 9/1![Frontier logo]()
$184
This Frontier deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:00 am -
1 stop8h 58m
Wed 9/235:43 pm -
1 stop5h 58m
Deal found 8/31![Frontier logo]()
$203
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 9/258:00 am -
1 stop8h 58m
Sat 9/265:43 pm -
1 stop5h 58m
Deal found 9/2![Frontier logo]()
$222
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.
Mon 10/198:26 am -
1 stop8h 34m
Fri 10/236:55 pm -
1 stop13h 56m
Deal found 9/2![Frontier logo]()
$236
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.
Sat 9/1911:05 am -
1 stop5h 53m
Wed 9/235:43 pm -
1 stop25h 53m
Deal found 9/4![Frontier logo]()
$241
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.
Thu 10/158:26 am -
1 stop8h 04m
Mon 10/196:55 pm -
1 stop13h 56m
Deal found 9/2![Frontier logo]()
$247
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:50 pm -
1 stop24h 08m
Mon 10/126:55 pm -
1 stop13h 56m
Deal found 9/1![Frontier logo]()
$257
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.
Thu 10/158:26 am -
1 stop8h 04m
Sun 10/186:25 pm -
1 stop14h 06m
Deal found 9/2![Frontier logo]()
$260
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.
Thu 9/178:00 am -
1 stop8h 58m
Mon 9/215:43 pm -
1 stop6h 08m
Deal found 9/2![Frontier logo]()
$260
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 9/128:00 am -
1 stop8h 58m
Wed 9/165:43 pm -
1 stop5h 58m
Deal found 9/1![Frontier logo]()
$261
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:50 pm -
1 stop24h 08m
Sat 10/106:25 pm -
1 stop14h 06m
Deal found 9/4![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:00 am -
1 stop8h 01m
Sat 9/265:43 pm -
1 stop5h 58m
Deal found 8/31![Frontier logo]()
$271
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 September 5, 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 September 5, 2026.
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.
Tue 9/298:00 am -
1 stop8h 58m
Tue 10/65:43 pm -
1 stop5h 58m
Deal found 9/1![Frontier logo]()
$184
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:00 pm -
1 stop5h 40m
Sun 11/225:40 pm -
1 stop6h 15m
Deal found 8/31![Southwest logo]()
$298
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.
Sat 9/198:00 am -
1 stop8h 58m
Wed 9/2312:00 pm -
2 stops47h 38m
Deal found 9/4![Multiple Airlines logo]()
$371
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 9/1911:05 am -
1 stop5h 53m
Mon 9/215:43 pm -
1 stop6h 08m
Deal found 9/3![Frontier logo]()
$260
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:00 pm -
1 stop7h 22m
Mon 10/57:00 am -
1 stop7h 47m
Deal found 9/4![JetBlue logo]()
$527
This Frontier deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:26 am -
1 stop8h 04m
Thu 10/226:25 pm -
1 stop14h 06m
Deal found 8/31![Frontier logo]()
$298
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:35 am -
2 stops11h 25m
Sun 10/185:40 am -
1 stop6h 20m
Deal found 9/1![Southwest logo]()
$335
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:13 am -
2 stops26h 07m
Sat 10/316:08 pm -
2 stops51h 06m
Deal found 9/4![Breeze Airways logo]()
$733
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 10/98:26 am -
1 stop8h 34m
Sun 10/116:25 pm -
1 stop14h 06m
Deal found 9/3![Frontier logo]()
$311
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/225:40 am -
1 stop6h 20m
Fri 2/269:20 am -
1 stop6h 35m
Deal found 9/3![Southwest logo]()
$367
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:50 pm -
1 stop3h 50m
Mon 11/25:35 am -
1 stop6h 50m
Deal found 9/4![Southwest logo]()
$377
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/254:00 pm -
1 stop5h 40m
Sat 1/25:30 am -
1 stop5h 20m
Deal found 9/1![Southwest logo]()
$383
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:00 pm -
1 stop7h 22m
Mon 10/57:00 am -
1 stop7h 47m
Deal found 9/5![JetBlue logo]()
$527
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:35 pm -
1 stop7h 40m
Sun 10/115:40 am -
2 stops9h 00m
Deal found 9/2![Southwest logo]()
$383
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:05 am -
2 stops9h 45m
Wed 9/236:05 am -
2 stops8h 45m
Deal found 9/4![Southwest logo]()
$415
This Priceline deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:00 pm -
1 stop7h 22m
Sun 10/47:00 am -
1 stop7h 45m
Deal found 8/31![JetBlue logo]()
$615
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:11 pm -
1 stop13h 06m
Sat 10/103:43 pm -
2 stops42h 02m
Deal found 9/4![Breeze Airways logo]()
$758
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:30 am -
1 stop6h 15m
Mon 11/306:00 pm -
1 stop6h 35m
Deal found 9/2![Southwest logo]()
$447
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:00 pm -
1 stop7h 22m
Sun 9/277:00 am -
1 stop7h 45m
Deal found 9/5![JetBlue logo]()
$675
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:13 am -
2 stops26h 07m
Mon 11/211:08 am -
2 stops9h 06m
Deal found 9/2![Breeze Airways logo]()
$814
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 9/183:00 pm -
1 stop7h 22m
Tue 9/227:00 am -
1 stop7h 45m
Deal found 9/1![JetBlue logo]()
$675
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:25 am -
2 stops10h 00m
Sat 1/25:30 am -
1 stop5h 20m
Deal found 9/2![Southwest logo]()
$481
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:50 am -
1 stop6h 15m
Mon 9/211:15 pm -
2 stops9h 45m
Deal found 9/2![Southwest logo]()
$482
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:13 am -
2 stops26h 07m
Sun 11/15:28 pm -
3 stops26h 46m
Deal found 9/2![Breeze Airways logo]()
$854
This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:30 am -
2 stops15h 29m
Sun 9/279:05 am -
2 stops24h 42m
Deal found 9/4![Multiple Airlines logo]()
$1,040
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:25 am -
1 stop4h 15m
Mon 9/211:15 pm -
2 stops9h 45m
Deal found 9/4![Southwest logo]()
$482
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:25 am -
2 stops9h 34m
Sat 9/2612:00 pm -
3 stops44h 02m
Deal found 9/2![Breeze Airways logo]()
$918
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:10 am -
2 stops9h 20m
Mon 10/125:40 pm -
1 stop7h 05m
Deal found 9/1![Southwest logo]()
$498
This KAYAK deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:42 pm -
2 stops13h 38m
Thu 10/87:31 pm -
3 stops14h 14m
Deal found 8/31![Breeze Airways logo]()
$919
This KAYAK deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:25 am -
2 stops24h 55m
Thu 10/87:45 pm -
2 stops12h 17m
Deal found 8/31![Breeze Airways logo]()
$923
Last-minute flights from Indiana to IslipDiscover last-minute flight deals from Indiana to Islip. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Indiana to Islip. Data last updated September 5, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:00 am -
1 stop8h 01m
Sat 9/265:43 pm -
1 stop5h 58m
Deal found 8/31![Frontier logo]()
$271
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 9/128:00 am -
1 stop8h 58m
Wed 9/165:43 pm -
1 stop5h 58m
Deal found 9/1![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:00 am -
1 stop8h 58m
Wed 9/235:43 pm -
1 stop5h 58m
Deal found 8/31![Frontier logo]()
$203
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.
Thu 9/178:00 am -
1 stop8h 58m
Mon 9/215:43 pm -
1 stop6h 08m
Deal found 9/2![Frontier logo]()
$260
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.
Sat 9/1911:05 am -
1 stop5h 53m
Wed 9/235:43 pm -
1 stop25h 53m
Deal found 9/4![Frontier logo]()
$241
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 9/258:00 am -
1 stop8h 58m
Sat 9/265:43 pm -
1 stop5h 58m
Deal found 9/2![Frontier logo]()
$222
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.
Tue 9/298:00 am -
1 stop8h 58m
Tue 10/65:43 pm -
1 stop5h 58m
Deal found 9/1![Frontier logo]()
$184
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:50 pm -
1 stop24h 08m
Mon 10/126:55 pm -
1 stop13h 56m
Deal found 9/1![Frontier logo]()
$257
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:50 pm -
1 stop24h 08m
Sat 10/106:25 pm -
1 stop14h 06m
Deal found 9/4![Frontier logo]()
$263
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.
Thu 10/158:26 am -
1 stop8h 04m
Mon 10/196:55 pm -
1 stop13h 56m
Deal found 9/2![Frontier logo]()
$247
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.
Thu 10/158:26 am -
1 stop8h 04m
Sun 10/186:25 pm -
1 stop14h 06m
Deal found 9/2![Frontier logo]()
$260
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.
Mon 10/198:26 am -
1 stop8h 34m
Fri 10/236:55 pm -
1 stop13h 56m
Deal found 9/2![Frontier logo]()
$236
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 September 5, 2026.
Search for one-way flight options from Indiana to Islip. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
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.
Sat 12/58:45 pm -
1 stop12h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$98
This Frontier deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:26 am -
1 stop6h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Frontier logo]()
$111
This Travelocity deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:15 am -
1 stop28h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Frontier logo]()
$117
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.
Wed 9/238:00 am -
1 stop8h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$117
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 11/139:51 am -
1 stop7h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$118
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.
Fri 10/168:11 pm -
1 stop20h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$124
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:50 pm -
1 stop24h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$125
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.
Thu 11/1911:25 am -
1 stop6h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$125
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/63:50 pm -
1 stop24h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$126
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.
Sun 12/68:45 pm -
1 stop12h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$126
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.
Thu 10/158:26 am -
1 stop8h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$129
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.
Wed 11/257:00 am -
1 stop8h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$129
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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $184 (Frontier) |
One-way from | $98 (Frontier) |
Popular in | June |
Cheapest in | January |
Average price | $304 |
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 7,457,451 searches. Data last updated September 5, 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 Cincinnati Cinci./N. Kentucky - ISP Islip Long Island
CVGISP
Cincinnati Cinci./N. Kentucky
Sat 12/5
8:45 pm-9:01 am
1 stop12h 16m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$98
Quickest round-trip
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Thu 9/24
10:26 am-4:58 pm
1 stop6h 32m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$111
CincinnatiIslip
CVG Cincinnati Cinci./N. Kentucky - ISP Islip Long Island
CVGISP
Cincinnati Cinci./N. Kentucky
Wed 9/23
8:00 am-4:58 pm
1 stop8h 58m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$117
CincinnatiIslip
CVG Cincinnati Cinci./N. Kentucky - ISP Islip Long Island
CVGISP
Cincinnati Cinci./N. Kentucky
Sun 12/6
8:45 pm-9:01 am
1 stop12h 16m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$126
CincinnatiIslip
CVG Cincinnati Cinci./N. Kentucky - ISP Islip Long Island
CVGISP
Cincinnati Cinci./N. Kentucky
Wed 11/25
7:00 am-3:45 pm
1 stop8h 45m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
ChicagoIslip
ORD Chicago O'Hare Intl - ISP Islip Long Island
ORDISP
Chicago O'Hare Intl
Fri 9/18
3:50 pm-4:58 pm
1 stop24h 08m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$136
CincinnatiIslip
CVG Cincinnati Cinci./N. Kentucky - ISP Islip Long Island
CVGISP
Cincinnati Cinci./N. Kentucky
Sun 9/27
9:00 am-6:03 pm
1 stop9h 03m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Wed 10/14
7:59 pm-5:30 pm
2 stops21h 31m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
ChicagoIslip
ORD Chicago O'Hare Intl - ISP Islip Long Island
ORDISP
Chicago O'Hare Intl
Thu 9/17
3:50 pm-4:58 pm
1 stop24h 08m
Islip Long Island
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$168
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Tue 9/22
11:35 am-9:10 pm
2 stops9h 35m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$173
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
ORD-ISP
DAY-ISP
IND-ISP
SDF-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
ORD-ISP
DAY-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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