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$76+ Cheap flights from Islip to Cincinnati (ISP - CVG)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CVG
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Islip to Cincinnati

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Cincinnati (CVG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$151
(Cheapflightsfares)

One-way from

$76
(Cheapflightsfares)

Popular in

December

Cheapest in

March

Average price

$254
From Islip Long Island to Cincinnati Cinci./N. Kentucky
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One-way flight from Islip Long Island to Cincinnati Cinci./N. Kentucky
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Highest demand for flights based on searches. 5% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Islip to Cincinnati

Cheapest flights from Islip to Cincinnati
Explore the most affordable flight options available from Islip to Cincinnati. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:12 pmISP - CVG
1 stop6h 17mFrontier
Thu 10/25:20 amCVG - ISP
1 stop5h 35mFrontier
Deal found 9/13$151
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/295:05 pmISP - CVG
1 stop7h 52mFrontier
Sat 10/48:00 amCVG - ISP
1 stop8h 23mFrontier
Deal found 9/14$152
This Frontier deal was found by Cheapflights users on 9/13. 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 9/265:05 pmISP - CVG
1 stop7h 52mFrontier
Mon 9/296:05 amCVG - ISP
1 stop10h 22mFrontier
Deal found 9/13$167
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:25 amISP - CVG
1 stop9h 52mFrontier
Sat 10/48:00 amCVG - ISP
1 stop8h 23mFrontier
Deal found 9/15$188
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:58 pmISP - CVG
1 stop7h 13mFrontier
Tue 11/48:00 amCVG - ISP
1 stop9h 42mFrontier
Deal found 9/14$199
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:12 pmISP - CVG
1 stop6h 17mFrontier
Thu 9/255:20 amCVG - ISP
1 stop5h 35mFrontier
Deal found 9/14$200
This Frontier deal was found by Cheapflights users on 9/13. 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 9/1711:35 amISP - CVG
1 stop9h 42mFrontier
Sat 9/208:00 amCVG - ISP
1 stop8h 23mFrontier
Deal found 9/13$201
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/55:12 pmISP - CVG
1 stop6h 17mFrontier
Thu 10/912:47 pmCVG - ISP
2 stops20h 17mFrontier
Deal found 9/14$210
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:12 pmISP - CVG
1 stop6h 17mFrontier
Thu 9/255:20 amCVG - ISP
1 stop5h 35mFrontier
Deal found 9/15$213
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:12 pmISP - CVG
1 stop6h 17mFrontier
Sun 9/216:05 amCVG - ISP
1 stop10h 22mFrontier
Deal found 9/14$216
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:55 pmISP - CVG
1 stop9h 35mSouthwest
Tue 11/41:35 pmCVG - ISP
2 stops8h 00mSouthwest
Deal found 9/14$223

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Cincinnati 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 September 15, 2025.
Use the filters below to find and compare flights from Islip to Cincinnati that are best for you.

Fly from

Islip

Fly to

Cincinnati

Route

Depart

Return

Price

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Fri 9/26

5:12 pm-11:29 pm

1 stop6h 17m

Cincinnati Cinci./N. Kentucky

Thu 10/2

5:20 am-10:55 am

1 stop5h 35m

$151

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Thu 10/2

5:12 pm-11:29 pm

1 stop6h 17m

Cincinnati Cinci./N. Kentucky

Tue 10/7

3:10 pm-8:42 pm

1 stop5h 32m

$151

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Sun 10/5

5:12 pm-11:29 pm

1 stop6h 17m

Cincinnati Cinci./N. Kentucky

Tue 10/7

3:10 pm-8:42 pm

1 stop5h 32m

$151

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 9/29

5:05 pm-12:57 am

1 stop7h 52m

Cincinnati Cinci./N. Kentucky

Fri 10/3

6:05 am-4:27 pm

1 stop10h 22m

$152

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 9/29

5:05 pm-12:57 am

1 stop7h 52m

Cincinnati Cinci./N. Kentucky

Sat 10/4

8:00 am-4:23 pm

1 stop8h 23m

$152

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Fri 9/26

5:05 pm-12:57 am

1 stop7h 52m

Cincinnati Cinci./N. Kentucky

Mon 9/29

6:05 am-4:27 pm

1 stop10h 22m

$167

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 11/3

4:58 pm-12:11 am

1 stop7h 13m

Cincinnati Cinci./N. Kentucky

Tue 11/4

8:00 am-5:42 pm

1 stop9h 42m

$199

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Sun 10/5

5:12 pm-11:29 pm

1 stop6h 17m

Cincinnati Cinci./N. Kentucky

Thu 10/9

12:47 pm-9:04 am

2 stops20h 17m

$210

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Fri 10/3

5:12 pm-11:29 pm

1 stop6h 17m

Cincinnati Cinci./N. Kentucky

Thu 10/9

12:47 pm-9:04 am

2 stops20h 17m

$210

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Fri 10/3

5:05 pm-12:57 am

1 stop7h 52m

Cincinnati Cinci./N. Kentucky

Mon 10/6

6:05 am-1:47 pm

1 stop7h 42m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 20 results
1
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Best time to book a flight from Islip to Cincinnati

Have a flexible travel schedule? Discover the best time to fly to Cincinnati from Islip 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 Islip to Cincinnati

What is the cheapest month to book a flight from Islip to Cincinnati?

Currently, August is the cheapest month in which you can book a flight from Islip to Cincinnati (average of $239). Flying from Islip to Cincinnati in March is currently the most expensive (average of $292). 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 Islip to Cincinnati. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Islip to Cincinnati?

    For as low as $151, Frontier can have you in Cincinnati from Islip in 6h 17m. Airlines will cover a distance of 624 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Cincinnati 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 Islip to Cincinnati?

    Currently, August is the cheapest month in which you can book a flight from Islip to Cincinnati (average of $239). Flying from Islip to Cincinnati in March is currently the most expensive (average of $292). 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 Cincinnati?

Book flights to Cincinnati if you plan to visit one of these locations
Florence
Newport
Mason
Sharonville
West Chester
Covington
Hebron
Lawrenceburg
Fairfield
Blue Ash
Williamstown
Sparta
Middletown
Oxford
Edgewood
Dry Ridge

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