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Islip

$135+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap flight deals from Indiana to Islip

Cheapest flights from Indiana to Islip
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 June 10, 2026.

This Frontier deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 8/269:30 pm
CVG
-
ISP
1 stop12h 33m
Frontier
Mon 8/3110:48 am
ISP
-
CVG
1 stop12h 58m
Frontier
Deal found 6/6$258
This Southwest deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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 8/45:50 am
IND
-
ISP
1 stop4h 25m
Southwest
Thu 8/64:05 pm
ISP
-
IND
1 stop6h 15m
Southwest
Deal found 6/7$263
This Southwest deal was found by Cheapflights users on 6/9. 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 8/85:50 am
IND
-
ISP
1 stop8h 40m
Southwest
Wed 8/123:20 pm
ISP
-
IND
1 stop6h 20m
Southwest
Deal found 6/9$268
This Frontier deal was found by Cheapflights users on 6/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:15 am
CVG
-
ISP
1 stop8h 41m
Frontier
Wed 9/210:48 am
ISP
-
CVG
1 stop12h 58m
Frontier
Deal found 6/8$284
This Southwest deal was found by Cheapflights users on 6/9. 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.
Fri 8/73:30 pm
IND
-
ISP
1 stop6h 35m
Southwest
Wed 8/123:20 pm
ISP
-
IND
1 stop6h 20m
Southwest
Deal found 6/9$288
This Frontier deal was found by Cheapflights users on 6/9. 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.
Thu 7/95:13 pm
ORD
-
ISP
1 stop15h 40m
Frontier
Wed 7/1510:57 am
ISP
-
ORD
1 stop13h 13m
Frontier
Deal found 6/9$291
This Southwest deal was found by Cheapflights users on 6/9. 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.
Thu 7/95:30 pm
SDF
-
ISP
1 stop6h 15m
Southwest
Thu 7/165:50 pm
ISP
-
SDF
1 stop6h 40m
Southwest
Deal found 6/9$299
This Frontier deal was found by Cheapflights users on 6/9. 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.
Thu 9/39:30 pm
CVG
-
ISP
1 stop12h 33m
Frontier
Mon 9/710:48 am
ISP
-
CVG
1 stop12h 58m
Frontier
Deal found 6/9$302
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:02 pm
SDF
-
ISP
1 stop4h 27m
Multiple Airlines
Fri 7/102:28 pm
ISP
-
SDF
1 stop18h 08m
Multiple Airlines
Deal found 6/9$307
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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 8/209:30 pm
CVG
-
ISP
1 stop12h 33m
Frontier
Mon 8/2410:48 am
ISP
-
CVG
1 stop12h 58m
Frontier
Deal found 6/7$308
This Frontier deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” 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 7/219:30 pm
CVG
-
ISP
1 stop12h 23m
Frontier
Fri 7/2410:57 am
ISP
-
CVG
1 stop12h 49m
Frontier
Deal found 6/7$313
This Frontier deal was found by Cheapflights users on 6/9. 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.
Mon 7/2011:00 am
CVG
-
ISP
1 stop8h 01m
Frontier
Fri 7/2410:57 am
ISP
-
CVG
1 stop12h 49m
Frontier
Deal found 6/9$318

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 June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$258
(Frontier)

One-way from

$135
(Frontier)

Popular in

June

Cheapest in

January

Average price

$309
Provider with most accurate pricing for Indianapolis-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-New York (NYC) flights.
Search Deals
From Indiana to Islip Long Island
Search Deals
One-way flight from Indiana to Islip Long Island
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 10, 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

Price

Cheapest round-trip

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Wed 8/26

9:30 pm-10:03 am

1 stop12h 33m

Islip Long Island

Mon 8/31

10:48 am-11:46 pm

1 stop12h 58m

$258

IndianapolisIslip

IND - ISP

INDISP

Indianapolis

Tue 8/4

5:50 am-10:15 am

1 stop4h 25m

Islip Long Island

Thu 8/6

4:05 pm-10:20 pm

1 stop6h 15m

$263

IndianapolisIslip

IND - ISP

INDISP

Indianapolis

Sat 8/8

5:50 am-2:30 pm

1 stop8h 40m

Islip Long Island

Wed 8/12

3:20 pm-9:40 pm

1 stop6h 20m

$268

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Thu 7/9

5:30 pm-11:45 pm

1 stop6h 15m

Islip Long Island

Thu 7/16

5:50 pm-12:30 am

1 stop6h 40m

$299

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Sat 7/4

1:02 pm-5:29 pm

1 stop4h 27m

Islip Long Island

Fri 7/10

2:28 pm-8:36 am

1 stop18h 08m

$307

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 8/20

9:30 pm-10:03 am

1 stop12h 33m

Islip Long Island

Mon 8/24

10:48 am-11:46 pm

1 stop12h 58m

$308

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Tue 7/21

9:30 pm-9:53 am

1 stop12h 23m

Islip Long Island

Fri 7/24

10:57 am-11:46 pm

1 stop12h 49m

$313

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Tue 9/1

2:35 pm-10:56 pm

1 stop7h 21m

Islip Long Island

Wed 9/2

6:00 am-1:39 pm

1 stop8h 39m

$339

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Tue 9/1

2:35 pm-10:56 pm

1 stop7h 21m

Islip Long Island

Tue 9/8

5:00 pm-11:44 pm

1 stop7h 44m

$339

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Tue 8/25

2:35 pm-10:56 pm

1 stop7h 21m

Islip Long Island

Wed 8/26

6:00 am-1:39 pm

1 stop8h 39m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 52 resultsSorted by cheapest first
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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.
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
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.

  • What airport do you fly into for flights to Islip from Indiana?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from Indiana to Islip.

  • How long is the flight from Indiana to Islip, New York?

    For as low as $263, Frontier can have you in Islip, New York from Indiana in 4h 25m. Airlines will cover a distance of 699 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Indiana to Islip, New York?

    Most travelers choose Chicago O'Hare Intl - Islip Long Island, Cincinnati Cinci./N. Kentucky - Islip Long Island or Indianapolis - Islip Long Island when deciding on the best route from Indiana to Islip, New York.

  • Can I find deals for flights from Indiana to Islip that include hotel bookings?

    Yes. In addition to deals on Indiana to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indiana to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indiana to Islip.

  • Can I find deals for business class flights from Indiana to Islip?

    Yes. Cheapflights offers flight deals from Indiana to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead

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Alternative routes for Indiana 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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$296Average$386FlexibilityNo cancel feeOn-time63%

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