$203+ Cheap flights from Islip, NY (ISP) to Columbus (CMH)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CMH
Oct 24 — Oct 311
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Islip to Columbus 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 Islip to Columbus
Cheapest
Best
Last-minute
One-way
Cheapest flights from Islip to ColumbusExplore the most affordable flight options available from Islip to Columbus. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
Explore the most affordable flight options available from Islip to Columbus. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2026.
This Southwest deal was found by Cheapflights users on 9/19. 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.
Fri 10/305:40 pm -
1 stop6h 15m
Tue 11/311:25 am -
1 stop4h 50m
Deal found 9/19![Southwest logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Mon 10/196:55 pm -
2 stops23h 53m
Mon 10/266:50 pm -
1 stop16h 30m
Deal found 9/21![Multiple Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 9/22. 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.
Tue 12/14:05 pm -
1 stop5h 50m
Mon 12/1411:25 am -
1 stop4h 50m
Deal found 9/22![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 9/19. 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.
Thu 10/155:40 pm -
1 stop6h 15m
Sun 10/189:45 pm -
1 stop12h 35m
Deal found 9/19![Southwest logo]()
$347
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 pm -
1 stop15h 57m
Mon 10/1911:17 am -
1 stop6h 43m
Deal found 9/22![Frontier logo]()
$354
This Southwest deal was found by Cheapflights users on 9/20. 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.
Fri 11/135:40 pm -
1 stop6h 10m
Sun 11/156:00 am -
1 stop5h 45m
Deal found 9/20![Southwest logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Wed 10/712:00 pm -
1 stop6h 27m
Sun 10/117:44 pm -
2 stops39h 36m
Deal found 9/22![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sat 10/1012:00 pm -
1 stop6h 27m
Thu 10/157:44 pm -
2 stops39h 36m
Deal found 9/21![Multiple Airlines logo]()
$396
Best flights from Islip to ColumbusDiscover carefully curated flight deals from Islip to Columbus that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
Discover carefully curated flight deals from Islip to Columbus that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 24, 2026.
This Southwest deal was found by Cheapflights users on 9/19. 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.
Fri 10/305:40 pm -
1 stop6h 15m
Tue 11/311:25 am -
1 stop4h 50m
Deal found 9/19![Southwest logo]()
$269
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 pm -
1 stop15h 57m
Mon 10/1911:17 am -
1 stop6h 43m
Deal found 9/22![Frontier logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Wed 10/712:00 pm -
1 stop6h 27m
Sun 10/117:44 pm -
2 stops39h 36m
Deal found 9/22![Multiple Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 9/22. 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.
Tue 12/14:05 pm -
1 stop5h 50m
Mon 12/1411:25 am -
1 stop4h 50m
Deal found 9/22![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 9/19. 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.
Thu 10/155:40 pm -
1 stop6h 15m
Sun 10/189:45 pm -
1 stop12h 35m
Deal found 9/19![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 9/20. 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.
Fri 11/135:40 pm -
1 stop6h 10m
Sun 11/156:00 am -
1 stop5h 45m
Deal found 9/20![Southwest logo]()
$373
This Southwest deal was found by Cheapflights users on 9/20. 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.
Fri 1/155:35 am -
1 stop4h 00m
Sun 1/176:50 am -
1 stop8h 10m
Deal found 9/20![Southwest logo]()
$373
Last-minute flights from Islip to ColumbusDiscover last-minute flight deals from Islip to Columbus. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Columbus. Data last updated September 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sat 10/312:00 pm -
1 stop6h 27m
Sun 10/47:50 pm -
2 stops21h 08m
Deal found 9/21![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 9/22. 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.
Wed 10/712:00 pm -
1 stop6h 27m
Sun 10/117:44 pm -
2 stops39h 36m
Deal found 9/22![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sat 10/1012:00 pm -
1 stop6h 27m
Thu 10/157:44 pm -
2 stops39h 36m
Deal found 9/21![Multiple Airlines logo]()
$396
This Southwest deal was found by Cheapflights users on 9/19. 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.
Thu 10/155:40 pm -
1 stop6h 15m
Sun 10/189:45 pm -
1 stop12h 35m
Deal found 9/19![Southwest logo]()
$347
This CheapOair deal was found by Cheapflights users on 9/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 pm -
1 stop15h 57m
Mon 10/1911:17 am -
1 stop6h 43m
Deal found 9/22![Frontier logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Mon 10/196:55 pm -
2 stops23h 53m
Mon 10/266:50 pm -
1 stop16h 30m
Deal found 9/21![Multiple Airlines logo]()
$300
This Southwest deal was found by Cheapflights users on 9/21. 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 10/195:40 pm -
1 stop6h 15m
Mon 10/265:40 pm -
1 stop6h 00m
Deal found 9/21![Southwest logo]()
$373
This Southwest deal was found by Cheapflights users on 9/19. 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.
Fri 10/305:40 pm -
1 stop6h 15m
Tue 11/311:25 am -
1 stop4h 50m
Deal found 9/19![Southwest logo]()
$269
One-way flights from Islip to ColumbusSearch for one-way flight options from Islip to Columbus. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Islip to Columbus. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This Southwest deal was found by Cheapflights users on 9/21. 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.
Thu 10/155:40 pm -
1 stop6h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Southwest logo]()
$203
This CheapOair deal was found by Cheapflights users on 9/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:25 pm -
1 stop15h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Sun 10/187:45 pm -
3 stops47h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$280
This KAYAK deal was found by Cheapflights users on 9/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:57 am -
1 stop24h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Breeze Airways logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 9/21. 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.
Thu 10/156:25 pm -
3 stops24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$312
This KAYAK deal was found by Cheapflights users on 9/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:02 pm -
3 stops23h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Breeze Airways logo]()
$396
This KAYAK deal was found by Cheapflights users on 9/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:57 am -
1 stop24h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Breeze Airways logo]()
$420
This Frontier deal was found by Cheapflights users on 9/24. 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 12/259:56 am -
1 stop9h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$476
Find flight deals from Islip to Columbus
Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Columbus (CMH). 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 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $269 (Southwest) |
One-way from | $203 (Southwest) |
Popular in | August |
Cheapest in | February |
Average price | $373 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Columbus 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 7,457,451 searches. Data last updated September 24, 2026.
Use the filters below to find and compare flights from Islip to Columbus Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 10/15
5:40 pm-11:55 pm
1 stop6h 15m
Columbus
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$203
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Fri 10/30
5:40 pm-11:55 pm
1 stop6h 15m
Columbus
Tue 11/3
11:25 am-4:15 pm
1 stop4h 50m
$269
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Sun 10/18
7:45 pm-6:48 pm
3 stops47h 03m
Columbus
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$280
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Sun 11/15
10:57 am-11:21 am
1 stop24h 24m
Columbus
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$300
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 10/15
6:25 pm-6:55 pm
3 stops24h 30m
Columbus
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$312
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Tue 12/1
4:05 pm-9:55 pm
1 stop5h 50m
Columbus
Mon 12/14
11:25 am-4:15 pm
1 stop4h 50m
$342
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 10/15
5:40 pm-11:55 pm
1 stop6h 15m
Columbus
Sun 10/18
9:45 pm-10:20 am
1 stop12h 35m
$347
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 10/15
6:25 pm-10:22 am
1 stop15h 57m
Columbus
Mon 10/19
11:17 am-6:00 pm
1 stop6h 43m
$354
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Fri 11/13
5:40 pm-11:50 pm
1 stop6h 10m
Columbus
Sun 11/15
6:00 am-11:45 am
1 stop5h 45m
$373
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Fri 1/15
5:35 am-9:35 am
1 stop4h 00m
Columbus
Sun 1/17
6:50 am-3:00 pm
1 stop8h 10m
$373
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Islip to Columbus
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 Islip to Columbus in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Islip, New York-Columbus Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Columbus Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Columbus Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Islip, New York-Columbus Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Islip, New York-Columbus Airport 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 Islip to Columbus
Have a flexible travel schedule? Discover the best time to fly to Columbus from Islip with our price prediction graph.
ISP-CMH
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.
Reviews of airlines servicing Columbus
Get insights into the airlines that provide service to Columbus. 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 Columbus. Reviews last updated September 24, 2026.
Read through reviews of airlines operating flights from Islip to Columbus Airport, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from Islip to Columbus. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Columbus Airport?
Book flights to Columbus Airport if you plan to visit one of these locationsMarysville
Westerville
Hilliard
Worthington
Reynoldsburg
Gahanna
Grove City
Logan
Lancaster
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.
Alternative routes
Columbus flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Islip
Popular flights
Alternative routes for Islip to Columbus
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Columbus
Explore flights to Columbus departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Complete your trip
Complete your trip to Columbus by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Islip to Columbus by cabin class
Find flights from Islip to Columbus, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Islip and Columbus flights
Browse other Islip and Columbus flight options. Last updated on September 24, 2026.
Other flights from Islip
Browse through other flights departing from Islip. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Islip to Columbus
Discover the top airline that operate flights from Islip to Columbus. 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 7,457,451 searches. Data last updated September 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$425 | FlexibilityNo cancel fee | On-time63% |