$129+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Nov 2 — Nov 91
Round-trip
1 adult, Economy
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Find cheap flights from Indiana to Islip with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from 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 October 3, 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 October 3, 2026.
This Mytrip deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:52 pm -
2 stops21h 39m
Wed 11/48:30 pm -
1 stop15h 06m
Deal found 9/28![Multiple Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 10/1. 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 11/65:30 pm -
1 stop6h 05m
Mon 11/91:35 pm -
2 stops11h 10m
Deal found 10/1![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/289:35 am -
1 stop6h 10m
Wed 11/44:05 pm -
1 stop6h 05m
Deal found 9/28![Southwest logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Wed 12/211:04 am -
2 stops23h 13m
Sun 12/62:45 pm -
1 stop19h 24m
Deal found 10/1![Multiple Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 10/1. 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.
Thu 12/35:30 pm -
1 stop4h 15m
Sun 12/65:35 am -
1 stop6h 50m
Deal found 10/1![Southwest logo]()
$381
This Southwest deal was found by Cheapflights users on 10/1. 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.
Wed 12/25:35 am -
1 stop10h 40m
Sun 12/64:25 pm -
1 stop8h 15m
Deal found 10/1![Southwest logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/169:06 pm -
1 stop20h 24m
Tue 10/2012:00 pm -
2 stops22h 26m
Deal found 10/1![Multiple Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 10/3. 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.
Tue 11/248:00 pm -
1 stop12h 45m
Fri 11/271:35 pm -
2 stops11h 10m
Deal found 10/3![Southwest logo]()
$443
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 October 3, 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 October 3, 2026.
This Mytrip deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:52 pm -
2 stops21h 39m
Wed 11/48:30 pm -
1 stop15h 06m
Deal found 9/28![Multiple Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 10/1. 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 11/63:10 pm -
2 stops8h 25m
Mon 11/91:35 pm -
2 stops11h 10m
Deal found 10/1![Southwest logo]()
$360
This CheapOair deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:15 pm -
1 stop21h 30m
Sun 11/294:40 pm -
1 stop17h 21m
Deal found 10/3![Frontier logo]()
$684
This Southwest deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/289:35 am -
1 stop6h 10m
Wed 11/44:05 pm -
1 stop6h 05m
Deal found 9/28![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 10/1. 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.
Wed 12/25:35 am -
1 stop10h 40m
Sun 12/64:25 pm -
1 stop8h 15m
Deal found 10/1![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 10/3. 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.
Tue 11/248:00 pm -
1 stop12h 45m
Fri 11/274:25 pm -
1 stop8h 20m
Deal found 10/3![Southwest logo]()
$495
This Southwest deal was found by Cheapflights users on 10/1. 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 10/167:50 pm -
1 stop3h 50m
Tue 10/204:20 pm -
1 stop6h 40m
Deal found 10/1![Southwest logo]()
$497
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/611:21 am -
2 stops23h 59m
Thu 10/86:25 pm -
1 stop25h 56m
Deal found 9/29![Multiple Airlines logo]()
$670
This Southwest deal was found by Cheapflights users on 10/3. 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.
Sun 10/189:50 pm -
1 stop12h 30m
Thu 10/225:40 pm -
1 stop7h 05m
Deal found 10/3![Southwest logo]()
$538
Last-minute flights from Indiana to IslipDiscover last-minute flight deals from Indiana to Islip. Data last updated October 3, 2026 and is based on user searches.
Discover last-minute flight deals from Indiana to Islip. Data last updated October 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/169:06 pm -
1 stop20h 24m
Tue 10/2012:00 pm -
2 stops22h 26m
Deal found 10/1![Multiple Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 10/1. 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 10/167:50 pm -
1 stop3h 50m
Tue 10/204:20 pm -
1 stop6h 40m
Deal found 10/1![Southwest logo]()
$497
This Southwest deal was found by Cheapflights users on 10/3. 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.
Sun 10/189:50 pm -
1 stop12h 30m
Thu 10/225:40 pm -
1 stop7h 05m
Deal found 10/3![Southwest logo]()
$538
This Mytrip deal was found by Cheapflights users on 10/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:33 pm -
1 stop14h 53m
Thu 10/226:25 pm -
2 stops24h 39m
Deal found 10/3![Multiple Airlines logo]()
$539
This Mytrip deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:52 pm -
2 stops21h 39m
Wed 11/48:30 pm -
1 stop15h 06m
Deal found 9/28![Multiple Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/289:35 am -
1 stop6h 10m
Wed 11/44:05 pm -
1 stop6h 05m
Deal found 9/28![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 10/1. 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 11/65:30 pm -
1 stop6h 05m
Mon 11/91:35 pm -
2 stops11h 10m
Deal found 10/1![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 10/3. 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.
Tue 11/248:00 pm -
1 stop12h 45m
Fri 11/271:35 pm -
2 stops11h 10m
Deal found 10/3![Southwest logo]()
$443
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 October 3, 2026.
Search for one-way flight options from Indiana to Islip. Find affordable one-way fares based on user searches. Data last updated October 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/2711:25 am -
2 stops46h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$129
This Frontier deal was found by Cheapflights users on 10/1. 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 11/611:25 am -
1 stop6h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$158
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/279:35 am -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$163
This Frontier deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/1611:53 am -
1 stop6h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$199
This Southwest deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/2610:20 am -
2 stops6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Southwest logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/257:25 pm -
3 stops39h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 11/63:58 pm -
3 stops19h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/255:25 am -
1 stop4h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/2610:56 am -
3 stops27h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$301
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 October 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $350 (Mytrip) |
One-way from | $129 (Kiwi.com) |
Popular in | September |
Cheapest in | January |
Average price | $342 |
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 October 3, 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
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Fri 11/6
7:05 pm-11:20 am
2 stops16h 15m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$129
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Fri 11/6
11:25 am-5:56 pm
1 stop6h 31m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Tue 10/27
9:35 am-3:45 pm
1 stop6h 10m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$163
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Thu 11/26
10:20 am-4:50 pm
2 stops6h 30m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sun 10/25
7:25 pm-11:20 am
3 stops39h 55m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$210
Quickest round-trip
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sun 10/25
5:25 am-10:20 am
1 stop4h 55m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$259
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Wed 10/7
5:30 am-12:10 pm
1 stop6h 40m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$344
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Wed 10/7
7:48 pm-10:17 am
2 stops14h 29m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$345
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sun 10/25
11:21 am-5:30 pm
1 stop6h 09m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$347
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Wed 10/28
7:52 pm-5:31 pm
2 stops21h 39m
Islip Long Island
Wed 11/4
8:30 pm-11:36 am
1 stop15h 06m
$350
Showing 1-10 of 18 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.
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
IND-ISP
No data available for this route at this time. Please check back soon.
Related info for your journey
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