HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Islip

$137+ Cheap flights from Columbus (CMH) 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ISP
nov. 27 — déc. 41
jeu. 11/27
jeu. 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Columbus to Islip with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Columbus to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Columbus (CMH) 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 octobre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$203
(Kiwi.com)

One-way from

$137
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$321
Provider with most accurate pricing for Columbus-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Columbus-Islip Long Island flights.
Search Deals
From Columbus to Islip Long Island
Search Deals
One-way flight from Columbus to Islip Long Island
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Columbus to Islip

Cheapest flights from Columbus to Islip
Explore the most affordable flight options available from Columbus to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octobre 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
jeu. 11/208:30 amCMH - ISP
1 stop26h 07mMultiple Airlines
lun. 11/249:02 amISP - CMH
1 stop10h 09mMultiple Airlines
Deal found 10/27$203
This Southwest deal was found by Cheapflights users on 10/27. 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.
sam. 11/156:00 amCMH - ISP
1 stop6h 50mSouthwest
dim. 11/165:30 pmISP - CMH
1 stop6h 35mSouthwest
Deal found 10/27$355
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
ven. 10/316:21 pmCMH - ISP
1 stop16h 16mMultiple Airlines
dim. 11/29:27 pmISP - CMH
2 stops18h 18mMultiple Airlines
Deal found 10/27$369
This Trip.com deal was found by Cheapflights users on 10/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/316:48 pmCMH - ISP
2 stops15h 49mFrontier
dim. 11/29:27 pmISP - CMH
2 stops18h 18mFrontier
Deal found 10/27$375
This FlightHub deal was found by Cheapflights users on 10/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/189:18 pmCMH - ISP
1 stop22h 49mMultiple Airlines
sam. 1/103:34 pmISP - CMH
1 stop23h 12mMultiple Airlines
Deal found 10/26$413
This Trip.com deal was found by Cheapflights users on 10/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/267:15 pmCMH - ISP
1 stop13h 52mFrontier
dim. 11/308:25 pmISP - CMH
1 stop22h 46mFrontier
Deal found 10/27$432
This Southwest deal was found by Cheapflights users on 10/27. 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.
jeu. 11/206:25 amCMH - ISP
2 stops8h 55mSouthwest
lun. 11/245:50 amISP - CMH
2 stops8h 05mSouthwest
Deal found 10/27$437
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
mer. 11/267:15 pmCMH - ISP
1 stop13h 52mMultiple Airlines
dim. 11/308:25 pmISP - CMH
2 stops35h 10mMultiple Airlines
Deal found 10/27$444

Cheapflights Fare Finder

 
Customize your flight search to find flights from Columbus 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 octobre 28, 2025.
Use the filters below to find and compare flights from Columbus Airport to Islip that are best for you.

Fly from

Columbus

Fly to

Islip

Route

Depart

Return

Price

ColumbusIslip

CMH - ISP

CMHISP

Columbus

jeu. 11/20

8:30 am-10:37 am

1 stop26h 07m

Islip Long Island

lun. 11/24

9:02 am-7:11 pm

1 stop10h 09m

$203

ColumbusIslip

CMH - ISP

CMHISP

Columbus

sam. 1/10

3:30 pm-9:50 pm

1 stop6h 20m

Islip Long Island

dim. 1/18

3:45 pm-10:15 pm

1 stop6h 30m

$301

ColumbusIslip

CMH - ISP

CMHISP

Columbus

sam. 11/15

6:00 am-12:50 pm

1 stop6h 50m

Islip Long Island

dim. 11/16

5:30 pm-12:05 am

1 stop6h 35m

$355

ColumbusIslip

CMH - ISP

CMHISP

Columbus

jeu. 12/18

9:18 pm-8:07 pm

1 stop22h 49m

Islip Long Island

sam. 1/10

3:34 pm-2:46 pm

1 stop23h 12m

$413

ColumbusIslip

CMH - ISP

CMHISP

Columbus

mer. 11/26

7:15 pm-9:07 am

1 stop13h 52m

Islip Long Island

dim. 11/30

8:25 pm-7:11 pm

1 stop22h 46m

$432

ColumbusIslip

CMH - ISP

CMHISP

Columbus

jeu. 11/20

6:25 am-3:20 pm

2 stops8h 55m

Islip Long Island

lun. 11/24

5:50 am-1:55 pm

2 stops8h 05m

$437

ColumbusIslip

CMH - ISP

CMHISP

Columbus

mar. 11/25

6:00 am-9:07 am

2 stops51h 07m

$137

ColumbusIslip

CMH - ISP

CMHISP

Columbus

dim. 11/9

11:09 am-8:12 pm

1 stop9h 03m

$140

ColumbusIslip

CMH - ISP

CMHISP

Columbus

mar. 11/25

4:29 pm-10:18 am

1 stop17h 49m

$176

ColumbusIslip

CMH - ISP

CMHISP

Columbus

jeu. 11/27

1:17 pm-6:56 pm

2 stops5h 39m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 13 results
1
2

Compare providers for flights from Columbus to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Columbus to Islip in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Columbus Airport-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Columbus Airport-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Columbus Airport-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Columbus Airport-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Columbus Airport-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Columbus to Islip

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

What is the cheapest month to book a flight from Columbus Airport to Islip, New York?

Currently, March is the cheapest month in which you can book a flight from Columbus Airport to Islip, New York (average of $48). Flying from Columbus Airport to Islip, New York in July is currently the most expensive (average of $110). 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.

What is the cheapest time of day to fly from CMH to ISP?

Find hourly flight availability from Columbus to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octobre 28, 2025.

It’s typically best to fly out from Columbus Airport to Islip, New York in the evening. Doing so could potentially save you 45% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 octobre 28, 2025.
Get a feel of what it's like to fly with Southwest from Columbus Airport to Islip by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Overall

8.0

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 Columbus 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 Columbus?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from Columbus to Islip. 1 airline have flights to Long Island from Columbus on a regular basis. Booking flights from Columbus to Islip Long Island should not be difficult; the airport handles an average of 0 inbound flights from Columbus per day.

  • How long is the flight from Columbus Airport to Islip, New York?

    A quick flight from Columbus Airport to Islip, New York can take about 6h 20m. Southwest provides one of the quickest options available for as low as $301. The distance between Columbus Airport and Islip, New York is about 517 mi.

  • What is the cheapest airline to fly from Columbus Airport to Islip, New York round-trip?

    According to our current data, Southwest ($242), offers the cheapest pricing from Columbus Airport to Islip, New York. Users have found that Southwest is 36% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Columbus 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 Columbus Airport to Islip, New York?

    Currently, March is the cheapest month in which you can book a flight from Columbus Airport to Islip, New York (average of $48). Flying from Columbus Airport to Islip, New York in July is currently the most expensive (average of $110). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Columbus to Islip

Discover the top airline that operate flights from Columbus 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 octobre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$242Average$358FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.