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Islip

$61+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
1 adult, Economy
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Find 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 November 16, 2025.

This CheapOair deal was found by Cheapflights users on 11/14. 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 12/68:46 amCVG - ISP
1 stop6h 24mFrontier
Mon 12/810:19 amISP - CVG
1 stop9h 26mFrontier
Deal found 11/14$110
This CheapOair deal was found by Cheapflights users on 11/16. 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.
Wed 12/311:57 amCVG - ISP
1 stop10h 47mFrontier
Wed 12/176:00 amISP - CVG
1 stop28h 52mFrontier
Deal found 11/16$150
This Kiwi.com deal was found by Cheapflights users on 11/15. 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 12/411:44 amORD - ISP
2 stops30h 50mMultiple Airlines
Mon 12/810:19 amISP - ORD
1 stop12h 29mMultiple Airlines
Deal found 11/15$231
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 12/133:26 pmORD - ISP
2 stops40h 47mMultiple Airlines
Sat 12/206:40 pmISP - ORD
1 stop15h 22mMultiple Airlines
Deal found 11/14$295
This Kiwi.com deal was found by Cheapflights users on 11/15. 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 12/16:15 pmORD - ISP
1 stop24h 19mMultiple Airlines
Fri 12/58:29 pmISP - ORD
1 stop18h 52mMultiple Airlines
Deal found 11/15$317
This Trip.com deal was found by Cheapflights users on 11/15. 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 11/168:59 pmIND - ISP
1 stop13h 38mMultiple Airlines
Sun 11/2311:03 amISP - IND
1 stop21h 05mMultiple Airlines
Deal found 11/15$319
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 11/186:48 amORD - ISP
1 stop26h 49mMultiple Airlines
Wed 11/194:58 pmISP - ORD
1 stop25h 15mMultiple Airlines
Deal found 11/14$325
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 12/132:26 pmORD - ISP
1 stop18h 54mFrontier
Sat 12/206:40 pmISP - ORD
1 stop15h 22mFrontier
Deal found 11/14$326
This CheapOair deal was found by Cheapflights users on 11/15. 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 12/55:05 amCVG - ISP
1 stop28h 08mFrontier
Tue 12/98:29 pmISP - CVG
1 stop21h 15mFrontier
Deal found 11/15$340
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 11/206:23 pmORD - ISP
1 stop15h 14mFrontier
Thu 11/276:00 amISP - ORD
2 stops19h 08mFrontier
Deal found 11/14$342
This Kiwi.com deal was found by Cheapflights users on 11/15. 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 11/219:25 pmCVG - ISP
1 stop10h 37mFrontier
Sun 11/238:25 pmISP - CVG
1 stop14h 35mFrontier
Deal found 11/15$343
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 11/186:05 pmORD - ISP
2 stops15h 32mFrontier
Wed 11/194:58 pmISP - ORD
1 stop25h 15mFrontier
Deal found 11/14$348

Cheap flight deals from Indiana to Islip

Keep the following information in mind while searching for Indiana to Islip flight deals. Data was last updated November 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$110
(CheapOair)

One-way from

$61
(CheapOair)

Popular in

November

Cheapest in

February

Average price

$323
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. 18% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 16, 2025.
Use the filters below to find and compare flights from Indiana to Islip that are best for you.

Fly from

Indiana

Fly to

Islip

Route

Depart

Return

Price

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Wed 12/3

11:57 am-9:13 am

1 stop21h 16m

Islip Long Island

Wed 12/17

6:00 am-10:52 am

1 stop28h 52m

$150

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 2/5

4:22 pm-6:38 pm

1 stop26h 16m

Islip Long Island

Mon 2/9

7:43 pm-5:44 pm

1 stop22h 01m

$190

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Mon 1/5

6:00 am-11:59 pm

1 stop17h 59m

Islip Long Island

Thu 1/8

8:46 pm-10:52 am

1 stop14h 06m

$200

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Thu 12/4

11:44 am-7:34 pm

2 stops30h 50m

Islip Long Island

Mon 12/8

10:19 am-9:48 pm

1 stop12h 29m

$231

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Thu 2/5

3:55 pm-6:38 pm

1 stop25h 43m

Islip Long Island

Sun 2/8

9:25 am-10:41 am

1 stop26h 16m

$250

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Fri 2/6

7:00 am-8:00 pm

1 stop13h 00m

Islip Long Island

Mon 2/9

7:43 pm-5:44 pm

1 stop22h 01m

$250

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Sat 12/13

3:26 pm-9:13 am

2 stops40h 47m

Islip Long Island

Sat 12/20

6:40 pm-9:02 am

1 stop15h 22m

$295

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 2/19

6:00 am-12:15 pm

1 stop6h 15m

Islip Long Island

Sun 2/22

5:03 pm-10:52 am

1 stop17h 49m

$310

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Mon 12/1

6:15 pm-7:34 pm

1 stop24h 19m

Islip Long Island

Fri 12/5

8:29 pm-2:21 pm

1 stop18h 52m

$317

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Sat 12/13

2:26 pm-10:20 am

1 stop18h 54m

Islip Long Island

Sat 12/20

6:40 pm-9:02 am

1 stop15h 22m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 51 results
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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

What is the cheapest month to book a flight from Indiana to Islip, New York?

Currently, March is the cheapest month in which you can book a flight from Indiana to Islip, New York (average of $46). Flying from Indiana to Islip, New York in January is currently the most expensive (average of $95). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IN to ISP?

Find hourly flight availability from Indiana to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 16, 2025.

When flying from Indiana to Islip, New York, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 55% versus a flight in the afternoon.

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 $367, Frontier can have you in Islip, New York from Indiana in 3h 35m. 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.

  • What is the cheapest month to book a flight from Indiana to Islip, New York?

    Currently, March is the cheapest month in which you can book a flight from Indiana to Islip, New York (average of $46). Flying from Indiana to Islip, New York in January is currently the most expensive (average of $95). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$280Average$366FlexibilityNo cancel feeOn-time63%

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