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Cheap flights from Islip, New York to Cincinnati from $90

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 5/1. 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
11:00 am - 11:40 pm
ISP
-
CVG
12h 40m
1 stop
Frontier Logo
9:30 pm - 10:05 am
CVG
-
ISP
12h 35m
1 stop
$180Frontier
Wed, Jun 3 - Thu, Jun 4
Southwest Logo
12:30 pm - 5:05 pm
ISP
-
CVG
4h 35m
1 stop
Southwest Logo
3:50 pm - 10:10 pm
CVG
-
ISP
6h 20m
1 stop
$269Southwest
Tue, Apr 14 - Tue, Apr 21
Southwest Logo
12:30 pm - 5:05 pm
ISP
-
CVG
4h 35m
1 stop
Southwest Logo
7:05 am - 6:30 pm
CVG
-
ISP
11h 25m
2 stops
$280Southwest
Tue, Apr 14 - Tue, Apr 21
Southwest Logo
6:55 am - 5:05 pm
ISP
-
CVG
10h 10m
2 stops
Southwest Logo
7:05 am - 6:30 pm
CVG
-
ISP
11h 25m
2 stops
$315Southwest
Tue, Apr 14 - Tue, Apr 21
Frontier Logo
11:00 am - 11:40 pm
ISP
-
CVG
12h 40m
1 stop
Frontier Logo
9:30 pm - 10:05 am
CVG
-
ISP
12h 35m
1 stop
$380Frontier
Wed, May 6 - Sun, May 10
Frontier Logo
11:00 am - 11:40 pm
ISP
-
CVG
12h 40m
1 stop
Frontier Logo
9:30 pm - 10:05 am
CVG
-
ISP
12h 35m
1 stop
$430Frontier
Sat, May 16 - Sun, May 17
Frontier Logo
11:00 am - 11:40 pm
ISP
-
CVG
12h 40m
1 stop
Frontier Logo
9:30 pm - 10:05 am
CVG
-
ISP
12h 35m
1 stop
$480Frontier
Thu, May 28 - Sun, May 31
Frontier Logo
8:31 pm - 9:22 am
ISP
-
CVG
12h 51m
1 stop
Frontier Logo
8:00 am - 7:36 pm
CVG
-
ISP
11h 36m
1 stop
$490Frontier
Mon, Apr 20 - Fri, Apr 24
Frontier Logo
1:22 pm - 12:41 am
ISP
-
CVG
11h 19m
1 stop
Frontier Logo
9:16 pm - 9:28 am
CVG
-
ISP
12h 12m
1 stop
$495Frontier
Mon, Mar 30 - Sun, Apr 5
Frontier Logo
8:31 pm - 9:22 am
ISP
-
CVG
12h 51m
1 stop
Frontier Logo
8:00 am - 7:36 pm
CVG
-
ISP
11h 36m
1 stop
$499Frontier
Mon, Apr 20 - Fri, Apr 24

Frontier flights from Islip, New York to Cincinnati

Our best Frontier deals on Islip, New York to Cincinnati flight tickets
Frontier
Jun 3
ISP11:00 amIslip Long Island
12h 40m
1 stop
CVG11:40 pmCincinnati Cinci./N. Kentucky
Jun 4
CVG9:30 pmCincinnati Cinci./N. Kentucky
12h 35m
1 stop
ISP10:05 amIslip Long Island
$180
Frontier
Mar 23
ISP1:22 pmIslip Long Island
11h 19m
1 stop
CVG12:41 amCincinnati Cinci./N. Kentucky
Apr 4
CVG5:15 amCincinnati Cinci./N. Kentucky
18h 42m
1 stop
ISP11:57 pmIslip Long Island
$285
Frontier
Mar 27
ISP10:58 amIslip Long Island
12h 36m
1 stop
CVG11:34 pmCincinnati Cinci./N. Kentucky
Mar 29
CVG5:15 amCincinnati Cinci./N. Kentucky
28h 58m
1 stop
ISP10:13 amIslip Long Island
$370

Southwest flights from Islip, New York to Cincinnati

Our best Southwest deals on Islip, New York to Cincinnati flight tickets
Southwest
Apr 14
ISP12:30 pmIslip Long Island
4h 35m
1 stop
CVG5:05 pmCincinnati Cinci./N. Kentucky
Apr 21
CVG3:50 pmCincinnati Cinci./N. Kentucky
6h 20m
1 stop
ISP10:10 pmIslip Long Island
$269
Southwest
Apr 14
ISP12:30 pmIslip Long Island
4h 35m
1 stop
CVG5:05 pmCincinnati Cinci./N. Kentucky
Apr 21
CVG7:05 amCincinnati Cinci./N. Kentucky
11h 25m
2 stops
ISP6:30 pmIslip Long Island
$280
Southwest
Apr 14
ISP6:55 amIslip Long Island
10h 10m
2 stops
CVG5:05 pmCincinnati Cinci./N. Kentucky
Apr 21
CVG7:05 amCincinnati Cinci./N. Kentucky
11h 25m
2 stops
ISP6:30 pmIslip Long Island
$315

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 March 19, 2026.
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

Cheapest round-trip

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Wed 6/3

11:00 am-11:40 pm

1 stop12h 40m

Cincinnati Cinci./N. Kentucky

Thu 6/4

9:30 pm-10:05 am

1 stop12h 35m

$180
Quickest round-trip

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Tue 4/14

12:30 pm-5:05 pm

1 stop4h 35m

Cincinnati Cinci./N. Kentucky

Tue 4/21

3:50 pm-10:10 pm

1 stop6h 20m

$269

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Tue 4/14

12:30 pm-5:05 pm

1 stop4h 35m

Cincinnati Cinci./N. Kentucky

Tue 4/21

7:05 am-6:30 pm

2 stops11h 25m

$280

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Tue 4/14

6:55 am-5:05 pm

2 stops10h 10m

Cincinnati Cinci./N. Kentucky

Tue 4/21

7:05 am-6:30 pm

2 stops11h 25m

$315

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Wed 5/6

11:00 am-11:40 pm

1 stop12h 40m

Cincinnati Cinci./N. Kentucky

Sun 5/10

9:30 pm-10:05 am

1 stop12h 35m

$380

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Sat 5/16

11:00 am-11:40 pm

1 stop12h 40m

Cincinnati Cinci./N. Kentucky

Sun 5/17

9:30 pm-10:05 am

1 stop12h 35m

$430

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Thu 5/28

11:00 am-11:40 pm

1 stop12h 40m

Cincinnati Cinci./N. Kentucky

Sun 5/31

9:30 pm-10:05 am

1 stop12h 35m

$480

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 4/20

8:31 pm-9:22 am

1 stop12h 51m

Cincinnati Cinci./N. Kentucky

Fri 4/24

8:00 am-7:36 pm

1 stop11h 36m

$490

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 3/30

1:22 pm-12:41 am

1 stop11h 19m

Cincinnati Cinci./N. Kentucky

Sun 4/5

9:16 pm-9:28 am

1 stop12h 12m

$495

IslipCincinnati

ISP - CVG

ISPCVG

Islip Long Island

Mon 4/20

8:31 pm-9:22 am

1 stop12h 51m

Cincinnati Cinci./N. Kentucky

Fri 4/24

8:00 am-7:36 pm

1 stop11h 36m

$499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, Friday is the cheapest day to fly to Cincinnati from Islip, New York. The lowest ticket price found for a Friday departure recently was $271. 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 $352.

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 $265. In the afternoon is when there is more demand to fly to Cincinnati, so prices are often more expensive at around $309 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

7h 13m

Direct flights

None
The fastest flight from Islip, New York to Cincinnati takes 7h 13m
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 7h 13m.

  • 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
Hebron
Bethel
Trenton
Corinth
Georgetown
Edgewood

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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