$277+ 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Nov 29 — Dec 61
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
Cheapest
Best
Last-minute
One-way
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 30, 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 30, 2026.
This CheapOair deal was found by Cheapflights users on 10/30. 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 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 10/30![Frontier logo]()
$599
This Trip.com deal was found by Cheapflights users on 10/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:25 am -
1 stop6h 31m
Sun 11/16:33 pm -
1 stop15h 57m
Deal found 10/29![Frontier logo]()
$631
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop26h 50m
Sat 11/286:00 am -
1 stop15h 34m
Deal found 10/29![JetBlue logo]()
$829
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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
Sat 11/281:35 pm -
2 stops9h 40m
Deal found 10/26![Southwest logo]()
$850
This FlightHub deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am -
1 stop26h 50m
Sat 11/286:00 am -
1 stop15h 34m
Deal found 10/26![JetBlue logo]()
$887
This Southwest deal was found by Cheapflights users on 10/29. 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.
Fri 10/305:40 am -
1 stop6h 05m
Sun 11/16:00 am -
2 stops9h 35m
Deal found 10/29![Southwest logo]()
$902
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:15 pm -
1 stop21h 30m
Sat 11/284:43 pm -
1 stop17h 18m
Deal found 10/29![Frontier logo]()
$941
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 30, 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 30, 2026.
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” 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 2/105:40 pm -
1 stop3h 50m
Wed 2/175:45 am -
1 stop6h 50m
Deal found 10/27![Southwest logo]()
$339
This CheapOair deal was found by Cheapflights users on 10/30. 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 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 10/30![Frontier logo]()
$599
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop26h 50m
Sat 11/286:00 am -
1 stop15h 34m
Deal found 10/29![JetBlue logo]()
$829
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 3/265:50 am -
1 stop6h 40m
Mon 3/291:10 pm -
1 stop8h 00m
Deal found 10/26![Southwest logo]()
$497
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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
Sat 11/281:35 pm -
2 stops9h 40m
Deal found 10/26![Southwest logo]()
$850
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:15 pm -
1 stop21h 30m
Sat 11/284:43 pm -
1 stop17h 18m
Deal found 10/29![Frontier logo]()
$941
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am -
1 stop26h 50m
Sat 11/286:00 am -
1 stop15h 34m
Deal found 10/30![JetBlue logo]()
$992
Last-minute flights from Indiana to IslipDiscover last-minute flight deals from Indiana to Islip. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Indiana to Islip. Data last updated October 30, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 10/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:25 am -
1 stop6h 31m
Sun 11/16:33 pm -
1 stop15h 57m
Deal found 10/29![Frontier logo]()
$631
This Southwest deal was found by Cheapflights users on 10/29. 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.
Fri 10/305:40 am -
1 stop6h 05m
Sun 11/16:00 am -
2 stops9h 35m
Deal found 10/29![Southwest logo]()
$902
This FlightHub deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 am -
1 stop26h 50m
Sat 11/286:00 am -
1 stop15h 34m
Deal found 10/26![JetBlue logo]()
$887
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:15 pm -
1 stop21h 30m
Sat 11/284:43 pm -
1 stop17h 18m
Deal found 10/29![Frontier logo]()
$941
This CheapOair deal was found by Cheapflights users on 10/30. 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 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 10/30![Frontier logo]()
$599
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop26h 50m
Sat 11/286:00 am -
1 stop15h 34m
Deal found 10/29![JetBlue logo]()
$829
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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
Sat 11/281:35 pm -
2 stops9h 40m
Deal found 10/26![Southwest logo]()
$850
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 30, 2026.
Search for one-way flight options from Indiana to Islip. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/171:01 pm -
2 stops21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 10/29. 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.
Sun 12/201:33 pm -
2 stops20h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Frontier logo]()
$351
This Frontier deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 2/134:30 pm -
2 stops18h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$420
This Frontier deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 2/124:30 pm -
2 stops18h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$425
This Frontier deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 11/2010:30 pm -
2 stops17h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$518
This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:25 am -
1 stop6h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Frontier logo]()
$540
This Frontier deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” 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 11/47:52 pm -
2 stops21h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Frontier logo]()
$671
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 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $339 (Southwest) |
One-way from | $277 (Frontier) |
Popular in | October |
Cheapest in | January |
Average price | $409 |
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 30, 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
Thu 12/17
1:01 pm-10:31 am
2 stops21h 30m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$277
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Wed 2/10
5:40 pm-9:30 pm
1 stop3h 50m
Islip Long Island
Wed 2/17
5:45 am-12:35 pm
1 stop6h 50m
$339
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sun 12/20
1:33 pm-10:31 am
2 stops20h 58m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$351
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sat 2/13
4:30 pm-11:04 am
2 stops18h 34m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$420
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Fri 3/26
5:50 am-12:30 pm
1 stop6h 40m
Islip Long Island
Mon 3/29
1:10 pm-9:10 pm
1 stop8h 00m
$497
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Fri 11/20
10:30 pm-3:45 pm
2 stops17h 15m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$518
Quickest round-trip
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sun 11/8
11:25 am-5:31 pm
1 stop6h 06m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$540
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Sun 11/22
6:15 pm-3:45 pm
1 stop21h 30m
Islip Long Island
Sun 11/29
4:40 pm-10:01 am
1 stop17h 21m
$599
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Wed 11/4
7:52 pm-5:31 pm
2 stops21h 39m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$671
IndianapolisIslip
IND Indianapolis - ISP Islip Long Island
INDISP
Indianapolis
Tue 11/24
6:00 am-8:50 am
1 stop26h 50m
Islip Long Island
Sat 11/28
6:00 am-9:34 pm
1 stop15h 34m
$829
Showing 1-10 of 13 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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