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Islip

$85+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ISP
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 January 21, 2026.

This CheapOair deal was found by Cheapflights users on 1/20. 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 2/258:30 am
ORD
-
ISP
1 stop29h 09m
Frontier
Wed 3/49:33 am
ISP
-
ORD
1 stop7h 19m
Frontier
Deal found 1/20$144
This CheapOair deal was found by Cheapflights users on 1/20. 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 2/178:30 am
ORD
-
ISP
1 stop27h 43m
Frontier
Mon 2/238:23 am
ISP
-
ORD
1 stop15h 52m
Frontier
Deal found 1/20$160
This CheapOair deal was found by Cheapflights users on 1/20. 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 2/173:20 pm
CVG
-
ISP
1 stop21h 53m
Frontier
Thu 2/193:34 pm
ISP
-
CVG
1 stop9h 25m
Frontier
Deal found 1/20$160
This CheapOair deal was found by Cheapflights users on 1/21. 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 2/272:13 pm
ORD
-
ISP
1 stop24h 59m
Frontier
Mon 3/28:23 am
ISP
-
ORD
1 stop15h 52m
Frontier
Deal found 1/21$195
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Thu 2/2611:55 am
ORD
-
ISP
1 stop18h 43m
Frontier
Mon 3/23:34 pm
ISP
-
ORD
1 stop8h 41m
Frontier
Deal found 1/20$198
This Travelocity deal was found by Cheapflights users on 1/19. 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.
Sun 3/17:14 pm
CVG
-
ISP
1 stop12h 24m
Frontier
Mon 3/91:22 pm
ISP
-
CVG
1 stop11h 19m
Frontier
Deal found 1/19$214
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 2/159:57 pm
IND
-
ISP
1 stop9h 41m
Frontier
Fri 2/208:33 am
ISP
-
IND
1 stop8h 52m
Frontier
Deal found 1/20$214
This Frontier deal was found by Cheapflights users on 1/21. 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 2/276:05 am
CVG
-
ISP
1 stop10h 07m
Frontier
Mon 3/23:34 pm
ISP
-
CVG
1 stop9h 25m
Frontier
Deal found 1/21$216
This CheapOair deal was found by Cheapflights users on 1/19. 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.
Thu 3/55:59 pm
IND
-
ISP
1 stop18h 48m
Frontier
Mon 3/91:22 pm
ISP
-
IND
1 stop19h 17m
Frontier
Deal found 1/19$230
This Southwest deal was found by Cheapflights users on 1/21. 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 2/185:55 am
CVG
-
ISP
1 stop6h 00m
Southwest
Wed 2/253:45 pm
ISP
-
CVG
1 stop6h 40m
Southwest
Deal found 1/21$233
This Frontier deal was found by Cheapflights users on 1/21. 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 2/249:13 pm
IND
-
ISP
1 stop11h 27m
Frontier
Sat 2/2812:01 pm
ISP
-
IND
1 stop8h 46m
Frontier
Deal found 1/21$242
This CheapOair deal was found by Cheapflights users on 1/21. 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 3/65:15 am
CVG
-
ISP
1 stop28h 33m
Frontier
Mon 3/91:22 pm
ISP
-
CVG
1 stop11h 19m
Frontier
Deal found 1/21$248

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 January 21, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$144
(CheapOair)

One-way from

$85
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$161
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. 15% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 January 21, 2026.
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

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Wed 2/25

8:30 am-2:39 pm

1 stop29h 09m

Islip Long Island

Wed 3/4

9:33 am-3:52 pm

1 stop7h 19m

$144

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Tue 2/17

8:30 am-1:13 pm

1 stop27h 43m

Islip Long Island

Mon 2/23

8:23 am-11:15 pm

1 stop15h 52m

$160

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Tue 2/17

3:20 pm-1:13 pm

1 stop21h 53m

Islip Long Island

Thu 2/19

3:34 pm-12:59 am

1 stop9h 25m

$160

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Fri 2/27

2:13 pm-4:12 pm

1 stop24h 59m

Islip Long Island

Mon 3/2

8:23 am-11:15 pm

1 stop15h 52m

$195

ChicagoIslip

ORD - ISP

ORDISP

Chicago O'Hare Intl

Wed 3/4

8:30 am-2:39 pm

1 stop29h 09m

Islip Long Island

Sat 3/7

10:43 am-11:09 pm

1 stop13h 26m

$198

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Sun 3/1

7:14 pm-7:38 am

1 stop12h 24m

Islip Long Island

Mon 3/9

1:22 pm-12:41 am

1 stop11h 19m

$214

IndianapolisIslip

IND - ISP

INDISP

Indianapolis

Sun 2/15

9:57 pm-7:38 am

1 stop9h 41m

Islip Long Island

Fri 2/20

8:33 am-5:25 pm

1 stop8h 52m

$214

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Fri 2/27

6:05 am-4:12 pm

1 stop10h 07m

Islip Long Island

Mon 3/2

3:34 pm-12:59 am

1 stop9h 25m

$216

IndianapolisIslip

IND - ISP

INDISP

Indianapolis

Thu 3/5

5:59 pm-12:47 pm

1 stop18h 48m

Islip Long Island

Mon 3/9

1:22 pm-8:39 am

1 stop19h 17m

$230

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Wed 2/18

5:55 am-11:55 am

1 stop6h 00m

Islip Long Island

Wed 2/25

3:45 pm-10:25 pm

1 stop6h 40m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 57 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 July is currently the most expensive (average of $88). 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.

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 $233, Frontier can have you in Islip, New York from Indiana in 6h. Airlines will cover a distance of 624 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 July is currently the most expensive (average of $88). 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$280Average$366FlexibilityNo cancel feeOn-time63%

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