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Islip

$81+ Cheap flights from Cincinnati to Islip (CVG - 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — ISP
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Cincinnati to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Cincinnati (CVG) to Islip (ISP). 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 11, 2025.

Round-trip from

$157
(Cheapflightsfares)

One-way from

$81
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$396
From Cincinnati Cinci./N. Kentucky to Islip Long Island
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One-way flight from Cincinnati Cinci./N. Kentucky to Islip Long Island
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Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($32 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 Cincinnati to Islip

Cheapest flights from Cincinnati to Islip
Explore the most affordable flight options available from Cincinnati to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/25:20 amCVG - ISP
1 stop5h 35mFrontier
Sun 10/55:12 pmISP - CVG
1 stop6h 17mFrontier
Deal found 9/9$157
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 9/185:20 amCVG - ISP
1 stop5h 35mFrontier
Sat 9/205:18 pmISP - CVG
1 stop6h 26mFrontier
Deal found 9/10$161
This Frontier deal was found by Cheapflights users on 9/11. 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 9/208:00 amCVG - ISP
1 stop8h 23mFrontier
Wed 9/2411:35 amISP - CVG
1 stop9h 42mFrontier
Deal found 9/11$162
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 9/185:20 amCVG - ISP
1 stop5h 35mFrontier
Sun 9/215:12 pmISP - CVG
1 stop6h 17mFrontier
Deal found 9/10$195
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 9/255:20 amCVG - ISP
1 stop5h 35mFrontier
Sun 10/55:12 pmISP - CVG
1 stop6h 17mFrontier
Deal found 9/10$208
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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.
Thu 9/185:20 amCVG - ISP
1 stop5h 35mFrontier
Mon 9/225:12 pmISP - CVG
1 stop6h 17mFrontier
Deal found 9/11$223
This Priceline deal was found by Cheapflights users on 9/11. 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.
Fri 9/266:05 amCVG - ISP
1 stop10h 22mFrontier
Tue 9/3011:25 amISP - CVG
1 stop9h 52mFrontier
Deal found 9/11$227
This Frontier deal was found by Cheapflights users on 9/11. 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 10/157:27 pmCVG - ISP
2 stops13h 37mFrontier
Sat 10/1812:38 pmISP - CVG
1 stop11h 21mFrontier
Deal found 9/11$229
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Thu 9/255:20 amCVG - ISP
1 stop5h 35mFrontier
Sun 9/285:12 pmISP - CVG
1 stop6h 17mFrontier
Deal found 9/10$231
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:27 pmCVG - ISP
2 stops13h 37mFrontier
Tue 10/149:37 pmISP - CVG
2 stops43h 28mFrontier
Deal found 9/10$252
This Southwest deal was found by Cheapflights users on 9/10. 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 10/85:40 amCVG - ISP
1 stop10h 25mSouthwest
Tue 10/144:55 pmISP - CVG
1 stop6h 10mSouthwest
Deal found 9/10$281

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cincinnati 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 September 11, 2025.
Use the filters below to find and compare flights from Cincinnati to Islip that are best for you.

Fly from

Cincinnati

Fly to

Islip

Route

Depart

Return

Price

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 10/2

5:20 am-10:55 am

1 stop5h 35m

Islip Long Island

Sun 10/5

5:12 pm-11:29 pm

1 stop6h 17m

$157

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 9/25

5:20 am-10:55 am

1 stop5h 35m

Islip Long Island

Thu 9/25

5:12 pm-11:29 pm

1 stop6h 17m

$195

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 9/25

5:20 am-10:55 am

1 stop5h 35m

Islip Long Island

Sun 10/5

5:12 pm-11:29 pm

1 stop6h 17m

$208

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Thu 9/25

5:20 am-10:55 am

1 stop5h 35m

Islip Long Island

Sun 9/28

5:12 pm-11:29 pm

1 stop6h 17m

$231

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Wed 10/8

7:27 pm-9:04 am

2 stops13h 37m

Islip Long Island

Tue 10/14

9:37 pm-5:05 pm

2 stops43h 28m

$252

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Wed 10/8

5:40 am-4:05 pm

1 stop10h 25m

Islip Long Island

Tue 10/14

4:55 pm-11:05 pm

1 stop6h 10m

$281

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Mon 9/22

1:21 pm-10:40 am

2 stops21h 19m

Islip Long Island

Mon 10/13

4:58 pm-12:42 am

1 stop7h 44m

$296

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Fri 9/26

3:58 pm-10:55 am

2 stops18h 57m

Islip Long Island

Tue 9/30

11:25 am-9:17 pm

1 stop9h 52m

$366

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Fri 10/17

3:40 pm-10:10 pm

1 stop6h 30m

Islip Long Island

Sun 10/19

5:25 am-10:50 am

1 stop5h 25m

$390

CincinnatiIslip

CVG - ISP

CVGISP

Cincinnati Cinci./N. Kentucky

Sat 10/11

2:55 pm-9:35 pm

1 stop6h 40m

Islip Long Island

Sat 10/18

11:50 am-10:05 pm

2 stops10h 15m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 18 results
1
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Best time to book a flight from Cincinnati to Islip

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

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

Currently, January is the cheapest month in which you can book a flight from Cincinnati to Islip (average of $108). Flying from Cincinnati to Islip in November is currently the most expensive (average of $213). 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.

How much does it cost to fly round-trip from Cincinnati to Islip?

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Cincinnati to Islip, such as Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Cincinnati to Islip. 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 Cincinnati to Islip?

    Frontier can get you from Cincinnati to Islip in just under 5h 35m. Your travel time can differ by up to . The distance between Cincinnati and Islip is about 624 mi.

  • What is the cheapest airline to fly from Cincinnati to Islip round-trip?

    Currently priced at $215, Southwest will fly you from Cincinnati to Islip and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. This flight start at 35% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Cincinnati to Islip (average of $108). Flying from Cincinnati to Islip in November is currently the most expensive (average of $213). 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
Southampton

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Alternative routes for Cincinnati 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 Cincinnati to Islip

Discover the top airline that operate flights from Cincinnati 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$215Average$459FlexibilityNo cancel feeOn-time63%

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