$143+ Cheap flights from Islip, NY (ISP) to Columbus (CMH)
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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CMH
Sep 23 — Sep 301
Round-trip
1 adult, Economy
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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
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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 August 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 August 24, 2026.
This Southwest deal was found by Cheapflights users on 8/20. 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.
Tue 10/274:20 pm -
1 stop6h 05m
Tue 11/311:25 am -
1 stop4h 50m
Deal found 8/20![Southwest logo]()
$243
This CheapOair deal was found by Cheapflights users on 8/22. 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.
Sat 9/510:57 am -
1 stop22h 46m
Mon 9/710:28 am -
1 stop23h 25m
Deal found 8/22![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am -
1 stop8h 47m
Sun 9/610:28 am -
1 stop7h 46m
Deal found 8/20![Frontier logo]()
$313
This CheapOair deal was found by Cheapflights users on 8/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:09 pm -
1 stop14h 34m
Sun 9/68:39 pm -
1 stop13h 14m
Deal found 8/23![Frontier logo]()
$323
This Southwest deal was found by Cheapflights users on 8/21. 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.
Fri 11/61:35 pm -
2 stops10h 45m
Sun 11/86:00 am -
1 stop5h 45m
Deal found 8/21![Southwest logo]()
$329
This Frontier deal was found by Cheapflights users on 8/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am -
1 stop8h 47m
Sat 8/2910:28 am -
1 stop7h 46m
Deal found 8/19![Frontier logo]()
$360
This Southwest deal was found by Cheapflights users on 8/22. 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.
Fri 10/95:40 pm -
1 stop6h 10m
Sun 10/115:40 am -
1 stop4h 40m
Deal found 8/22![Southwest logo]()
$395
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 August 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 August 24, 2026.
This Southwest deal was found by Cheapflights users on 8/20. 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.
Tue 10/274:20 pm -
1 stop6h 05m
Tue 11/311:25 am -
1 stop4h 50m
Deal found 8/20![Southwest logo]()
$243
This CheapOair deal was found by Cheapflights users on 8/22. 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.
Sat 9/510:57 am -
1 stop22h 46m
Mon 9/710:28 am -
1 stop23h 25m
Deal found 8/22![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am -
1 stop8h 47m
Sun 9/610:28 am -
1 stop7h 46m
Deal found 8/20![Frontier logo]()
$313
This Southwest deal was found by Cheapflights users on 8/21. 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.
Fri 11/61:35 pm -
2 stops10h 45m
Sun 11/86:00 am -
1 stop5h 45m
Deal found 8/21![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 8/22. 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.
Fri 10/93:10 pm -
2 stops9h 00m
Sun 10/116:05 pm -
1 stop5h 45m
Deal found 8/22![Southwest logo]()
$400
This Southwest deal was found by Cheapflights users on 8/22. 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.
Sat 9/511:55 am -
2 stops9h 40m
Mon 9/79:50 am -
1 stop6h 35m
Deal found 8/22![Southwest logo]()
$437
This Frontier deal was found by Cheapflights users on 8/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am -
1 stop8h 47m
Mon 9/710:28 am -
1 stop7h 46m
Deal found 8/19![Frontier logo]()
$495
This Southwest deal was found by Cheapflights users on 8/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:05 pm -
1 stop6h 10m
Sun 9/612:45 pm -
2 stops10h 00m
Deal found 8/23![Southwest logo]()
$523
Last-minute flights from Islip to ColumbusDiscover last-minute flight deals from Islip to Columbus. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Columbus. Data last updated August 24, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am -
1 stop8h 47m
Sat 8/2910:28 am -
1 stop7h 46m
Deal found 8/19![Frontier logo]()
$360
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am -
1 stop8h 47m
Sun 9/610:28 am -
1 stop7h 46m
Deal found 8/20![Frontier logo]()
$313
This Frontier deal was found by Cheapflights users on 8/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am -
1 stop8h 47m
Mon 9/710:28 am -
1 stop7h 46m
Deal found 8/19![Frontier logo]()
$495
This CheapOair deal was found by Cheapflights users on 8/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:09 pm -
1 stop14h 34m
Sun 9/68:39 pm -
1 stop13h 14m
Deal found 8/23![Frontier logo]()
$323
This Southwest deal was found by Cheapflights users on 8/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:05 pm -
1 stop6h 10m
Sun 9/612:45 pm -
2 stops10h 00m
Deal found 8/23![Southwest logo]()
$523
This CheapOair deal was found by Cheapflights users on 8/22. 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.
Sat 9/510:57 am -
1 stop22h 46m
Mon 9/710:28 am -
1 stop23h 25m
Deal found 8/22![Frontier logo]()
$273
This Southwest deal was found by Cheapflights users on 8/22. 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.
Sat 9/511:55 am -
2 stops9h 40m
Mon 9/79:50 am -
1 stop6h 35m
Deal found 8/22![Southwest logo]()
$437
This KAYAK deal was found by Cheapflights users on 8/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:00 pm -
1 stop6h 27m
Sun 9/131:22 pm -
1 stop19h 37m
Deal found 8/21![Breeze Airways logo]()
$543
This CheapOair deal was found by Cheapflights users on 8/21. 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.
Mon 9/149:39 am -
1 stop24h 35m
Mon 9/216:50 pm -
1 stop16h 30m
Deal found 8/21![Breeze Airways logo]()
$583
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 August 24, 2026.
Search for one-way flight options from Islip to Columbus. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am -
1 stop8h 47m
Deal found 8/20![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 8/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am -
1 stop8h 47m
Deal found 8/20![Frontier logo]()
$180
This CheapOair deal was found by Cheapflights users on 8/21. 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.
Fri 8/2810:57 am -
1 stop22h 46m
Deal found 8/21![Frontier logo]()
$181
This CheapOair deal was found by Cheapflights users on 8/19. 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 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
Deal found 8/19![Frontier logo]()
$191
This Southwest deal was found by Cheapflights users on 8/20. 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 9/184:05 pm -
1 stop6h 10m
Deal found 8/20![Southwest logo]()
$211
This Southwest deal was found by Cheapflights users on 8/19. 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.
Sun 10/185:40 am -
2 stops6h 55m
Deal found 8/19![Southwest logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:48 pm -
2 stops23h 39m
Deal found 8/20![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:31 pm -
3 stops37h 27m
Deal found 8/19![Multiple Airlines logo]()
$254
This KAYAK deal was found by Cheapflights users on 8/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:00 pm -
1 stop6h 27m
Deal found 8/21![Breeze Airways logo]()
$274
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 August 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $243 (Southwest) |
One-way from | $143 (Frontier) |
Popular in | June |
Cheapest in | February |
Average price | $351 |
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 August 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
Tue 10/27
4:20 pm-10:25 pm
1 stop6h 05m
Columbus
Tue 11/3
11:25 am-4:15 pm
1 stop4h 50m
$243
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Sat 9/5
10:57 am-9:43 am
1 stop22h 46m
Columbus
Mon 9/7
10:28 am-9:53 am
1 stop23h 25m
$273
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 9/3
10:57 am-7:44 pm
1 stop8h 47m
Columbus
Sun 9/6
10:28 am-6:14 pm
1 stop7h 46m
$313
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Fri 11/6
1:35 pm-12:20 am
2 stops10h 45m
Columbus
Sun 11/8
6:00 am-11:45 am
1 stop5h 45m
$329
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Fri 10/9
3:10 pm-12:10 am
2 stops9h 00m
Columbus
Sun 10/11
6:05 pm-11:50 pm
1 stop5h 45m
$400
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Sat 9/5
11:55 am-9:35 pm
2 stops9h 40m
Columbus
Mon 9/7
9:50 am-4:25 pm
1 stop6h 35m
$437
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 9/3
10:57 am-7:44 pm
1 stop8h 47m
Columbus
Mon 9/7
10:28 am-6:14 pm
1 stop7h 46m
$495
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Fri 9/4
4:05 pm-10:15 pm
1 stop6h 10m
Columbus
Sun 9/6
12:45 pm-10:45 pm
2 stops10h 00m
$523
Cheapest one-way
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 9/3
10:57 am-7:44 pm
1 stop8h 47m
$170
IslipColumbus
ISP Islip Long Island - CMH Columbus
ISPCMH
Islip Long Island
Thu 8/27
10:57 am-7:44 pm
1 stop8h 47m
$180
Showing 1-10 of 18 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 August.
| 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 August 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.
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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
Grove City
Logan
Lancaster
Reynoldsburg
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 August 24, 2026.
Complete your trip
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Islip and Columbus flights
Browse other Islip and Columbus flight options. Last updated on August 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 August 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 August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$425 | FlexibilityNo cancel fee | On-time63% |