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Cheap flights from Islip, New York to Cincinnati from $88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Cincinnati departing on 12/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Islip, New York to Cincinnati

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:25 am - 3:55 pm
ISP
-
CVG
9h 30m1 stop
Frontier Logo
5:05 am - 4:37 pm
CVG
-
ISP
11h 32m1 stop
$163Frontier
Mon, Dec 22 - Wed, Dec 31
Frontier Logo
6:25 am - 3:55 pm
ISP
-
CVG
9h 30m1 stop
Frontier Logo
5:10 am - 1:09 pm
CVG
-
ISP
7h 59m1 stop
$187Frontier
Mon, Dec 22 - Fri, Jan 2
Frontier Logo
1:27 pm - 11:50 pm
ISP
-
CVG
10h 23m1 stop
Frontier Logo
5:05 am - 4:37 pm
CVG
-
ISP
11h 32m1 stop
$188Frontier
Fri, Dec 19 - Wed, Dec 31
Frontier Logo
6:15 am - 12:08 am
ISP
-
CVG
17h 53m1 stop
Frontier Logo
5:05 am - 4:37 pm
CVG
-
ISP
11h 32m1 stop
$197Frontier
Sun, Dec 21 - Wed, Dec 31
Frontier Logo
12:00 pm - 10:20 pm
ISP
-
CVG
10h 20m1 stop
Frontier Logo
5:39 pm - 6:48 pm
CVG
-
ISP
25h 09m1 stop
$218Frontier
Tue, Jan 20 - Sun, Jan 25
Frontier Logo
6:00 am - 12:08 am
ISP
-
CVG
18h 08m1 stop
Frontier Logo
5:05 am - 4:37 pm
CVG
-
ISP
11h 32m1 stop
$223Frontier
Sat, Dec 20 - Wed, Dec 31
Frontier Logo
6:25 am - 3:55 pm
ISP
-
CVG
9h 30m1 stop
Frontier Logo
11:57 am - 7:39 pm
CVG
-
ISP
7h 42m1 stop
$242Frontier
Mon, Dec 22 - Mon, Jan 5
Frontier Logo
6:25 am - 10:18 am
ISP
-
CVG
27h 53m1 stop
Frontier Logo
9:26 pm - 11:25 am
CVG
-
ISP
13h 59m1 stop
$243Frontier
Tue, Dec 23 - Mon, Dec 29
Frontier Logo
6:00 am - 8:21 pm
ISP
-
CVG
14h 21m1 stop
Frontier Logo
11:57 am - 4:37 pm
CVG
-
ISP
28h 40m1 stop
$265Frontier
Wed, Dec 24 - Tue, Dec 30
Frontier Logo
6:25 am - 12:08 am
ISP
-
CVG
17h 43m1 stop
Frontier Logo
9:26 pm - 11:25 am
CVG
-
ISP
13h 59m1 stop
$293Frontier
Tue, Dec 23 - Mon, Dec 29

Frontier flights from Islip, New York to Cincinnati

Our best Frontier deals on Islip, New York to Cincinnati flight tickets
Frontier
Dec 22
ISP6:25 amIslip Long Island
9h 30m
1 stop
CVG3:55 pmCincinnati Cinci./N. Kentucky
Dec 31
CVG5:05 amCincinnati Cinci./N. Kentucky
11h 32m
1 stop
ISP4:37 pmIslip Long Island
$163
Find similar
Frontier
Dec 15
ISP10:19 amIslip Long Island
9h 26m
1 stop
CVG7:45 pmCincinnati Cinci./N. Kentucky
Dec 17
CVG11:57 amCincinnati Cinci./N. Kentucky
10h 47m
1 stop
ISP10:44 pmIslip Long Island
$183
Find similar
Frontier
Dec 15
ISP10:19 amIslip Long Island
9h 26m
1 stop
CVG7:45 pmCincinnati Cinci./N. Kentucky
Dec 17
CVG11:57 amCincinnati Cinci./N. Kentucky
10h 47m
1 stop
ISP10:44 pmIslip Long Island
$184
Find similar

Southwest flights from Islip, New York to Cincinnati

Our best Southwest deals on Islip, New York to Cincinnati flight tickets
Southwest
Dec 22
ISP6:55 amIslip Long Island
7h 20m
1 stop
CVG2:15 pmCincinnati Cinci./N. Kentucky
Jan 6
CVG3:50 pmCincinnati Cinci./N. Kentucky
6h 05m
1 stop
ISP9:55 pmIslip Long Island
$386
Find similar
Southwest
Dec 22
ISP6:55 amIslip Long Island
7h 20m
1 stop
CVG2:15 pmCincinnati Cinci./N. Kentucky
Jan 6
CVG1:40 pmCincinnati Cinci./N. Kentucky
8h 15m
2 stops
ISP9:55 pmIslip Long Island
$391
Find similar
Southwest
Dec 22
ISP5:40 amIslip Long Island
8h 35m
2 stops
CVG2:15 pmCincinnati Cinci./N. Kentucky
Jan 6
CVG1:40 pmCincinnati Cinci./N. Kentucky
8h 15m
2 stops
ISP9:55 pmIslip Long Island
$403
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Islip, New York to Cincinnati that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 12/22

6:25 am-3:55 pm

1 stop9h 30m

Cincinnati Cinci./N. Kentucky

Wed 12/31

5:05 am-4:37 pm

1 stop11h 32m

$163

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 12/22

6:25 am-3:55 pm

1 stop9h 30m

Cincinnati Cinci./N. Kentucky

Fri 1/2

5:10 am-1:09 pm

1 stop7h 59m

$187

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Fri 12/19

1:27 pm-11:50 pm

1 stop10h 23m

Cincinnati Cinci./N. Kentucky

Wed 12/31

5:05 am-4:37 pm

1 stop11h 32m

$188

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Sun 12/21

6:15 am-12:08 am

1 stop17h 53m

Cincinnati Cinci./N. Kentucky

Wed 12/31

5:05 am-4:37 pm

1 stop11h 32m

$197

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Tue 1/20

12:00 pm-10:20 pm

1 stop10h 20m

Cincinnati Cinci./N. Kentucky

Sun 1/25

5:39 pm-6:48 pm

1 stop25h 09m

$218

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Sat 12/20

6:00 am-12:08 am

1 stop18h 08m

Cincinnati Cinci./N. Kentucky

Wed 12/31

5:05 am-4:37 pm

1 stop11h 32m

$223

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 12/22

6:25 am-3:55 pm

1 stop9h 30m

Cincinnati Cinci./N. Kentucky

Mon 1/5

11:57 am-7:39 pm

1 stop7h 42m

$242

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Tue 12/23

6:25 am-10:18 am

1 stop27h 53m

Cincinnati Cinci./N. Kentucky

Mon 12/29

9:26 pm-11:25 am

1 stop13h 59m

$243

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Wed 12/24

6:00 am-8:21 pm

1 stop14h 21m

Cincinnati Cinci./N. Kentucky

Tue 12/30

11:57 am-4:37 pm

1 stop28h 40m

$265

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Tue 12/23

6:25 am-12:08 am

1 stop17h 43m

Cincinnati Cinci./N. Kentucky

Mon 12/29

9:26 pm-11:25 am

1 stop13h 59m

$293

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Cincinnati from

How to get the cheapest flight ticket from Islip, New York to Cincinnati

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Cincinnati?

According to our data, Wednesday is the cheapest day to fly to Cincinnati from Islip, New York. The lowest ticket price found for a Wednesday departure recently was $248. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from Islip, New York because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $330.

What is the cheapest time of day to depart on your flight to Cincinnati?

Our most recent data shows that the best time of day to fly to Cincinnati is in the morning. Flights from Islip, New York to Cincinnati during this time can be as low as $243. At noon is when there is more demand to fly to Cincinnati, so prices are often more expensive at around $293 per ticket.

When to book flights from Islip, New York to Cincinnati

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Cincinnati according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to Cincinnati (ISP to CVG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Cincinnati

Fastest flight time

6h 55m

Direct flights

None
The fastest flight from Islip, New York to Cincinnati takes 6h 55m
There are no direct flights from Islip, New York to Cincinnati. There are no popular flight routes from Islip, New York to Cincinnati.
Search flight deals

  • How far is Islip Long Island to Cincinnati Cinci./N. Kentucky by plane?

    Cincinnati Cinci./N. Kentucky is 608.6 mi away from Islip Long Island. A reasonable flight in good conditions will take 6h 30m.

  • When did momondo last update prices for flights from Islip Long Island Airport to Cincinnati Cinci./N. Kentucky Airport?

    Prices for flights from Islip Long Island Airport to Cincinnati Cinci./N. Kentucky Airport refresh daily.

  • How old do you have to be to fly from Islip Long Island Airport to Cincinnati Cinci./N. Kentucky Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Cincinnati Cinci./N. Kentucky Airport.

  • What documentation or ID do you need to fly to Cincinnati Cinci./N. Kentucky Airport?

    The travel and health documents required for your trip to Cincinnati Cinci./N. Kentucky Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cincinnati Cinci./N. Kentucky Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Cincinnati?

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

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Cincinnati?

It is quick and easy to find Islip to Cincinnati flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cincinnati that suits you.

Can I find flights from Islip to Cincinnati with flexible booking policies on momondo?

All flight searches from Islip to Cincinnati on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Islip to Cincinnati?

Once all potential Islip to Cincinnati flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Islip to Cincinnati right now. Can momondo alert me if prices change?

Price alerts on flights to Cincinnati from Islip are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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