$98+ Cheap flights from Islip, NY to Atlanta (ISP - ATL)
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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — ATL
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Atlanta 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 Islip to Atlanta
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Cheapest flights from Islip to AtlantaExplore the most affordable flight options available from Islip to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
Explore the most affordable flight options available from Islip to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/225:43 pm -
1 stop17h 31m
Sat 9/266:30 am -
1 stop10h 28m
Deal found 8/29![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/291:38 pm -
2 stops21h 36m
Mon 10/58:20 pm -
1 stop20h 38m
Deal found 8/29![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/295:43 pm -
1 stop17h 31m
Mon 10/58:20 pm -
1 stop20h 38m
Deal found 8/29![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 9/2312:00 pm -
1 stop27h 36m
Sat 9/266:30 am -
1 stop10h 28m
Deal found 8/27![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/155:43 pm -
1 stop17h 31m
Wed 9/236:30 am -
1 stop10h 28m
Deal found 8/31![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/2612:00 pm -
1 stop20h 31m
Mon 9/286:30 am -
1 stop10h 28m
Deal found 8/30![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/2212:00 pm -
2 stops9h 00m
Sat 9/266:30 am -
1 stop10h 28m
Deal found 8/29![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Tue 10/2012:00 pm -
1 stop5h 59m
Fri 10/237:49 pm -
1 stop21h 41m
Deal found 8/27![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 11/93:02 pm -
1 stop17h 37m
Thu 11/129:20 pm -
1 stop17h 02m
Deal found 8/31![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 10/2812:00 pm -
1 stop6h 06m
Mon 11/210:29 pm -
1 stop12h 51m
Deal found 8/27![Multiple Airlines logo]()
$212
This Lucky2Go deal was found by Cheapflights users on 8/31. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:43 pm -
1 stop15h 10m
Mon 9/288:20 pm -
1 stop20h 38m
Deal found 8/31![Frontier logo]()
$214
Best flights from Islip to AtlantaDiscover carefully curated flight deals from Islip to Atlanta that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
Discover carefully curated flight deals from Islip to Atlanta that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/295:43 pm -
1 stop17h 31m
Mon 10/58:20 pm -
1 stop20h 38m
Deal found 8/29![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Sat 11/712:00 pm -
1 stop5h 34m
Mon 11/167:56 pm -
2 stops17h 02m
Deal found 9/1![Multiple Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 8/31. 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 10/2911:00 am -
2 stops9h 30m
Mon 11/23:10 pm -
2 stops8h 20m
Deal found 8/31![Southwest logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 10/2910:57 am -
2 stops14h 07m
Mon 11/210:29 pm -
1 stop12h 51m
Deal found 8/31![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/145:43 pm -
1 stop20h 52m
Thu 9/1710:06 am -
2 stops6h 42m
Deal found 8/31![Multiple Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 8/27. 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.
Thu 9/2412:35 pm -
2 stops8h 25m
Thu 10/18:00 am -
2 stops9h 00m
Deal found 8/27![Southwest logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Thu 9/246:48 pm -
1 stop19h 58m
Thu 10/110:06 am -
2 stops6h 42m
Deal found 8/27![Multiple Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 8/27. 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.
Tue 10/206:05 am -
2 stops6h 45m
Fri 10/232:30 pm -
2 stops8h 45m
Deal found 8/27![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 8/31. 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 9/266:00 am -
2 stops9h 55m
Mon 9/288:00 am -
2 stops8h 25m
Deal found 8/31![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 8/29. 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 9/2912:55 pm -
2 stops8h 05m
Mon 10/52:05 pm -
2 stops9h 35m
Deal found 8/29![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 8/29. 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 9/223:20 pm -
2 stops7h 00m
Sat 9/2611:20 am -
2 stops8h 10m
Deal found 8/29![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 8/31. 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 10/115:40 am -
2 stops7h 10m
Wed 10/1411:55 am -
2 stops8h 05m
Deal found 8/31![Southwest logo]()
$414
Last-minute flights from Islip to AtlantaDiscover last-minute flight deals from Islip to Atlanta. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Atlanta. Data last updated September 1, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/155:43 pm -
1 stop17h 31m
Wed 9/236:30 am -
1 stop10h 28m
Deal found 8/31![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/1512:00 pm -
2 stops23h 14m
Wed 9/236:30 am -
1 stop10h 28m
Deal found 8/31![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/225:43 pm -
1 stop17h 31m
Sat 9/266:30 am -
1 stop10h 28m
Deal found 8/29![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/2212:00 pm -
2 stops9h 00m
Sat 9/266:30 am -
1 stop10h 28m
Deal found 8/29![Multiple Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 9/2312:00 pm -
1 stop27h 36m
Sat 9/266:30 am -
1 stop10h 28m
Deal found 8/27![Multiple Airlines logo]()
$170
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:43 pm -
1 stop20h 52m
Sun 9/278:20 pm -
1 stop20h 38m
Deal found 8/28![Frontier logo]()
$220
This Trip.com deal was found by Cheapflights users on 8/27. 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.
Thu 9/246:48 pm -
1 stop19h 58m
Thu 10/16:30 am -
1 stop10h 28m
Deal found 8/27![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/2612:00 pm -
1 stop20h 31m
Mon 9/286:30 am -
1 stop10h 28m
Deal found 8/30![Multiple Airlines logo]()
$193
This Lucky2Go deal was found by Cheapflights users on 8/31. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:43 pm -
1 stop15h 10m
Mon 9/288:20 pm -
1 stop20h 38m
Deal found 8/31![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/291:38 pm -
2 stops21h 36m
Mon 10/58:20 pm -
1 stop20h 38m
Deal found 8/29![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 9/295:43 pm -
1 stop17h 31m
Mon 10/58:20 pm -
1 stop20h 38m
Deal found 8/29![Frontier logo]()
$168
One-way flights from Islip to AtlantaSearch for one-way flight options from Islip to Atlanta. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
Search for one-way flight options from Islip to Atlanta. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/145:43 pm -
1 stop17h 31m
Deal found 8/30![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/155:43 pm -
1 stop17h 31m
Deal found 8/31![Frontier logo]()
$100
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:48 pm -
1 stop25h 06m
Deal found 8/28![Frontier logo]()
$115
This CheapOair deal was found by Cheapflights users on 8/31. 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.
Wed 9/235:43 pm -
1 stop20h 52m
Deal found 8/31![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/151:38 pm -
2 stops21h 36m
Deal found 8/31![Multiple Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 10/2210:57 am -
1 stop21h 20m
Deal found 8/28![Multiple Airlines logo]()
$135
This Frontier deal was found by Cheapflights users on 8/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 pm -
1 stop12h 56m
Deal found 8/27![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/1411:52 am -
2 stops23h 22m
Deal found 8/30![Multiple Airlines logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 8/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:57 am -
1 stop6h 15m
Deal found 8/28![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Mon 9/77:09 pm -
1 stop15h 22m
Deal found 8/27![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 9/275:43 pm -
2 stops24h 11m
Deal found 8/28![Frontier logo]()
$162
Find flight deals from Islip to Atlanta
Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Atlanta (ATL). 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 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $155 (Kiwi.com) |
One-way from | $98 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $308 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Atlanta 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 1, 2026.
Use the filters below to find and compare flights from Islip to Atlanta that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Tue 9/29
5:43 pm-11:14 am
1 stop17h 31m
Atlanta Hartsfield-Jackson
Mon 10/5
8:20 pm-4:58 pm
1 stop20h 38m
$168
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Sat 11/7
12:00 pm-5:34 pm
1 stop5h 34m
Atlanta Hartsfield-Jackson
Mon 11/16
7:56 pm-12:58 pm
2 stops17h 02m
$233
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Thu 10/29
10:57 am-1:04 am
2 stops14h 07m
Atlanta Hartsfield-Jackson
Mon 11/2
10:29 pm-11:20 am
1 stop12h 51m
$269
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Mon 9/14
5:43 pm-2:35 pm
1 stop20h 52m
Atlanta Hartsfield-Jackson
Thu 9/17
10:06 am-4:48 pm
2 stops6h 42m
$272
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Thu 9/24
6:48 pm-2:46 pm
1 stop19h 58m
Atlanta Hartsfield-Jackson
Thu 10/1
10:06 am-4:48 pm
2 stops6h 42m
$311
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Thu 10/29
11:00 am-8:30 pm
2 stops9h 30m
Atlanta Hartsfield-Jackson
Mon 11/2
3:10 pm-11:30 pm
2 stops8h 20m
$335
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Thu 9/24
12:35 pm-9:00 pm
2 stops8h 25m
Atlanta Hartsfield-Jackson
Thu 10/1
8:00 am-5:00 pm
2 stops9h 00m
$355
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Tue 10/20
6:05 am-12:50 pm
2 stops6h 45m
Atlanta Hartsfield-Jackson
Fri 10/23
2:30 pm-11:15 pm
2 stops8h 45m
$355
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Sat 9/26
6:00 am-3:55 pm
2 stops9h 55m
Atlanta Hartsfield-Jackson
Mon 9/28
8:00 am-4:25 pm
2 stops8h 25m
$401
IslipAtlanta
ISP Islip Long Island - ATL Atlanta Hartsfield-Jackson
ISPATL
Islip Long Island
Tue 9/29
12:55 pm-9:00 pm
2 stops8h 05m
Atlanta Hartsfield-Jackson
Mon 10/5
2:05 pm-11:40 pm
2 stops9h 35m
$401
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Islip to Atlanta
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 Atlanta 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-Atlanta 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-Atlanta flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Atlanta flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Islip, New York-Atlanta 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-Atlanta 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 Atlanta
Have a flexible travel schedule? Discover the best time to fly to Atlanta from Islip with our price prediction graph.
ISP-ATL
Estimated round-trip price
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Cheapflights Insights
Everything you need to know about your flight from Islip to Atlanta
Reviews of airlines servicing Atlanta
Get insights into the airlines that provide service to Atlanta. 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 Atlanta. Reviews last updated September 1, 2026.
Peruse reviews from past customers who have flown with Southwest and Frontier from Islip to Atlanta to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreLucas,Sep 2023
LGA - MDW
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreLucas,Sep 2023
LGA - MDW
Crew
8.6
Entertainment
7.5
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreLucas,Sep 2023
LGA - MDW
Islip to Atlanta Travel Guide
A flight from Islip to Atlanta can have layovers in select destinations. Some common layovers for this route include Philadelphia (flying with American Airlines and Delta Air Lines) and Miami (with Frontier Airlines). Other layover possibilities include Washington, D.C. and Baltimore (American Airlines). While direct flights are scheduled at around 2h, flights with layovers typically take 4-6h, depending on the delay time in the layover locations. It’s important to note that choosing a route with one or more layovers is almost always a cheaper option. Layover flights are ideal for anyone who’s on a tight budget and not in much of a hurry.
Related info for your journey
Find useful and relevant information for your journey from Islip to Atlanta. 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 Atlanta?
Book flights to Atlanta if you plan to visit one of these locationsCollege Park
Sandy Springs
Duluth
Stockbridge
Lawrenceville
Auburn
Lithia Springs
Marietta
Norcross
Roswell
Gainesville
Conyers
Canton
Stone Mountain
McDonough
Covington
East Point
Peachtree Corners
Woodstock
Dunwoody
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Islip and Atlanta flights
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Other flights from Islip
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Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Islip to Atlanta
Discover the top 2 airlines that operate flights from Islip to Atlanta. 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 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$198 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$302 | Average$437 | FlexibilityNo cancel fee | On-time63% |