$88+ Cheap flights from Columbus 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ISP
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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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
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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
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Last-minute
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Cheapest flights from Columbus to IslipExplore 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 August 6, 2026.
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 August 6, 2026.
This Frontier deal was found by Cheapflights users on 8/1. 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 9/310:28 am -
1 stop7h 46m
Sun 9/610:57 am -
1 stop8h 47m
Deal found 8/1![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/189:16 pm -
1 stop19h 42m
Wed 9/235:43 pm -
2 stops25h 12m
Deal found 8/1![Frontier logo]()
$251
This Southwest deal was found by Cheapflights users on 8/2. 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 10/103:45 pm -
1 stop6h 00m
Mon 10/125:40 pm -
1 stop6h 10m
Deal found 8/2![Southwest logo]()
$263
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:39 pm -
1 stop21h 35m
Sun 8/237:09 pm -
1 stop14h 34m
Deal found 8/4![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/177:50 pm -
2 stops21h 08m
Tue 9/225:43 pm -
1 stop26h 48m
Deal found 8/1![Frontier logo]()
$273
This Southwest deal was found by Cheapflights users on 8/1. 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 9/173:50 pm -
1 stop6h 20m
Tue 9/226:05 am -
1 stop6h 20m
Deal found 8/1![Southwest logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/311:56 am -
1 stop7h 13m
Mon 9/77:09 pm -
2 stops22h 16m
Deal found 8/3![Multiple Airlines logo]()
$283
This Southwest deal was found by Cheapflights users on 8/1. 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 9/181:05 pm -
2 stops9h 05m
Wed 9/2312:55 pm -
2 stops8h 20m
Deal found 8/1![Southwest logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 8/2610:28 am -
1 stop23h 25m
Sun 8/3010:57 am -
1 stop8h 47m
Deal found 8/3![Frontier logo]()
$296
This Frontier deal was found by Cheapflights users on 8/2. 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.
Sat 8/2210:28 am -
1 stop7h 46m
Sun 8/2310:57 am -
1 stop8h 47m
Deal found 8/2![Frontier logo]()
$297
Best flights from Columbus to IslipDiscover carefully curated flight deals from Columbus to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Columbus to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Southwest deal was found by Cheapflights users on 8/2. 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 10/103:45 pm -
1 stop6h 00m
Mon 10/123:10 pm -
2 stops8h 45m
Deal found 8/2![Southwest logo]()
$268
This Frontier deal was found by Cheapflights users on 8/4. 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.
Sat 8/2210:28 am -
1 stop7h 46m
Sun 8/2310:57 am -
1 stop8h 47m
Deal found 8/4![Frontier logo]()
$303
This Southwest deal was found by Cheapflights users on 8/5. 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 10/296:15 am -
2 stops8h 15m
Mon 11/25:35 am -
2 stops8h 45m
Deal found 8/5![Southwest logo]()
$273
This Southwest deal was found by Cheapflights users on 8/1. 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 9/181:05 pm -
2 stops9h 05m
Wed 9/2312:55 pm -
2 stops8h 20m
Deal found 8/1![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 8/5. 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 9/41:05 pm -
2 stops9h 05m
Fri 9/114:05 pm -
1 stop6h 10m
Deal found 8/5![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 8/4. 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.
Wed 8/266:00 am -
1 stop4h 15m
Sun 8/306:20 am -
1 stop6h 20m
Deal found 8/4![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 8/1. 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 9/172:05 pm -
2 stops7h 30m
Tue 9/2212:55 pm -
2 stops7h 40m
Deal found 8/1![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 8/4. 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 8/202:05 pm -
2 stops7h 25m
Sun 8/236:10 pm -
1 stop6h 05m
Deal found 8/4![Southwest logo]()
$418
Last-minute flights from Columbus to IslipDiscover last-minute flight deals from Columbus to Islip. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Columbus to Islip. Data last updated August 6, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/3. 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.
Mon 8/178:59 pm -
1 stop12h 54m
Thu 8/2010:57 am -
1 stop8h 47m
Deal found 8/3![Frontier logo]()
$313
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:39 pm -
1 stop21h 35m
Sun 8/237:09 pm -
1 stop14h 34m
Deal found 8/4![Frontier logo]()
$266
This Frontier deal was found by Cheapflights users on 8/2. 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.
Sat 8/2210:28 am -
1 stop7h 46m
Sun 8/2310:57 am -
1 stop8h 47m
Deal found 8/2![Frontier logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 8/2610:28 am -
1 stop23h 25m
Sun 8/3010:57 am -
1 stop8h 47m
Deal found 8/3![Frontier logo]()
$296
This Frontier deal was found by Cheapflights users on 8/1. 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 9/310:28 am -
1 stop7h 46m
Sun 9/610:57 am -
1 stop8h 47m
Deal found 8/1![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/311:56 am -
1 stop7h 13m
Mon 9/77:09 pm -
2 stops22h 16m
Deal found 8/3![Multiple Airlines logo]()
$283
This Frontier deal was found by Cheapflights users on 8/4. 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 9/410:28 am -
1 stop7h 46m
Sun 9/610:57 am -
1 stop8h 47m
Deal found 8/4![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/177:50 pm -
2 stops21h 08m
Tue 9/225:43 pm -
1 stop26h 48m
Deal found 8/1![Frontier logo]()
$273
This Southwest deal was found by Cheapflights users on 8/1. 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 9/173:50 pm -
1 stop6h 20m
Tue 9/226:05 am -
1 stop6h 20m
Deal found 8/1![Southwest logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/189:16 pm -
1 stop19h 42m
Wed 9/235:43 pm -
2 stops25h 12m
Deal found 8/1![Frontier logo]()
$251
This Southwest deal was found by Cheapflights users on 8/1. 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 9/181:05 pm -
2 stops9h 05m
Wed 9/2312:55 pm -
2 stops8h 20m
Deal found 8/1![Southwest logo]()
$285
One-way flights from Columbus to IslipSearch for one-way flight options from Columbus to Islip. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Columbus to Islip. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:39 pm -
1 stop21h 35m
Deal found 8/4![Frontier logo]()
$88
This Southwest deal was found by Cheapflights users on 8/4. 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 12/1712:55 pm -
1 stop4h 10m
Deal found 8/4![Southwest logo]()
$132
This Frontier deal was found by Cheapflights users on 8/2. 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 8/2010:28 am -
1 stop7h 46m
Deal found 8/2![Frontier logo]()
$133
This Frontier deal was found by Cheapflights users on 8/4. 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.
Tue 8/118:59 pm -
1 stop12h 54m
Deal found 8/4![Frontier logo]()
$156
This Frontier deal was found by Cheapflights users on 8/4. 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.
Sat 8/2210:28 am -
1 stop7h 46m
Deal found 8/4![Frontier logo]()
$170
This Frontier deal was found by Cheapflights users on 8/4. 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.
Sun 8/168:59 pm -
1 stop12h 54m
Deal found 8/4![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 8/3. 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.
Mon 8/2410:28 am -
1 stop7h 46m
Deal found 8/3![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Tue 8/1810:28 am -
1 stop23h 25m
Deal found 8/2![Frontier logo]()
$187
This Expedia deal was found by Cheapflights users on 8/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:28 am -
1 stop7h 46m
Deal found 8/4![Frontier logo]()
$205
Find flight deals from Columbus to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Columbus (C01) 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 August 6, 2026.
Round-trip from | $187 (Frontier) |
|---|---|
One-way from | $88 (Expedia) |
Popular in | May |
Cheapest in | April |
Average price | $521 |
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 August 6, 2026.
Use the filters below to find and compare flights from Columbus to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Sat 10/10
3:45 pm-9:45 pm
1 stop6h 00m
Islip Long Island
Mon 10/12
3:10 pm-11:55 pm
2 stops8h 45m
$268
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Thu 10/29
6:15 am-2:30 pm
2 stops8h 15m
Islip Long Island
Mon 11/2
5:35 am-2:20 pm
2 stops8h 45m
$273
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Fri 9/18
1:05 pm-10:10 pm
2 stops9h 05m
Islip Long Island
Wed 9/23
12:55 pm-9:15 pm
2 stops8h 20m
$285
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Sat 8/22
10:28 am-6:14 pm
1 stop7h 46m
Islip Long Island
Sun 8/23
10:57 am-7:44 pm
1 stop8h 47m
$303
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Fri 9/4
1:05 pm-10:10 pm
2 stops9h 05m
Islip Long Island
Fri 9/11
4:05 pm-10:15 pm
1 stop6h 10m
$337
Quickest round-trip
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Wed 8/26
6:00 am-10:15 am
1 stop4h 15m
Islip Long Island
Sun 8/30
6:20 am-12:40 pm
1 stop6h 20m
$365
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Thu 9/17
2:05 pm-9:35 pm
2 stops7h 30m
Islip Long Island
Tue 9/22
12:55 pm-8:35 pm
2 stops7h 40m
$372
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Thu 8/20
2:05 pm-9:30 pm
2 stops7h 25m
Islip Long Island
Sun 8/23
6:10 pm-12:15 am
1 stop6h 05m
$418
Cheapest one-way
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Thu 9/3
8:39 pm-6:14 pm
1 stop21h 35m
$88
Quickest one-way
ColumbusIslip
CMH Columbus - ISP Islip Long Island
CMHISP
Columbus
Thu 12/17
12:55 pm-5:05 pm
1 stop4h 10m
$132
Showing 1-10 of 19 resultsSorted by cheapest first
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.
C01-ISP
CMH-ISP
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 to Islip
C01-ISP
CMH-ISP
No data available for this route at this time. Please check back soon.
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 August 6, 2026.
See what other customers who have flown with Southwest from Columbus to Islip have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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Other flights to Islip
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Columbus and Islip flights
Browse other Columbus and Islip flight options. Last updated on August 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$242 | Average$413 | FlexibilityNo cancel fee | On-time63% |