$116+ Cheap flights from Atlanta to Islip, NY (ATL - 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — ISP
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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Cheapest flights from Atlanta to IslipExplore the most affordable flight options available from Atlanta to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Atlanta to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 8/1810:27 am
ATL
- ISP
1 stop6h 20m
Multiple Airlines
Tue 8/255:27 pm
ISP
- ATL
1 stop14h 46m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 9/410:50 pm
ATL
- ISP
1 stop12h 27m
Multiple Airlines
Sun 9/610:48 am
ISP
- ATL
1 stop8h 28m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 8/46:40 am
ATL
- ISP
1 stop7h 02m
Multiple Airlines
Tue 8/115:27 pm
ISP
- ATL
1 stop14h 41m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/296:35 am
ATL
- ISP
1 stop4h 42m
Multiple Airlines
Mon 8/312:28 pm
ISP
- ATL
1 stop17h 45m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 9/39:34 am
ATL
- ISP
1 stop9h 35m
Multiple Airlines
Tue 9/85:27 pm
ISP
- ATL
1 stop24h 32m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$248
This Frontier deal was found by Cheapflights users on 6/9. 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 6/308:09 am
ATL
- ISP
1 stop7h 47m
Frontier
Wed 7/19:52 pm
ISP
- ATL
1 stop12h 00m
Frontier
Deal found 6/9![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 6/7. 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 7/95:14 pm
ATL
- ISP
1 stop25h 47m
Frontier
Sat 7/1110:43 am
ISP
- ATL
1 stop22h 58m
Frontier
Deal found 6/7![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/56:40 am
ATL
- ISP
1 stop4h 37m
Multiple Airlines
Thu 8/67:49 pm
ISP
- ATL
1 stop18h 19m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$267
This Frontier deal was found by Cheapflights users on 6/8. 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 6/2912:34 pm
ATL
- ISP
1 stop8h 23m
Frontier
Thu 7/210:48 am
ISP
- ATL
1 stop6h 15m
Frontier
Deal found 6/8![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/69:28 am
ATL
- ISP
1 stop9h 41m
Multiple Airlines
Tue 8/115:27 pm
ISP
- ATL
1 stop14h 41m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$275
Best flights from Atlanta to IslipDiscover carefully curated flight deals from Atlanta to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Atlanta to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 9/109:13 pm
ATL
- ISP
2 stops13h 15m
Multiple Airlines
Sun 9/137:45 pm
ISP
- ATL
1 stop19h 15m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 6/9. 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 8/296:05 am
ATL
- ISP
2 stops8h 25m
Southwest
Mon 8/311:15 pm
ISP
- ATL
2 stops7h 15m
Southwest
Deal found 6/9![Southwest logo]()
$328
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:46 pm
ATL
- ISP
1 stop6h 58m
JetBlue
Tue 7/214:58 pm
ISP
- ATL
1 stop5h 57m
JetBlue
Deal found 6/10![JetBlue logo]()
$353
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:49 pm
ATL
- ISP
1 stop8h 55m
JetBlue
Tue 7/214:58 pm
ISP
- ATL
1 stop5h 57m
JetBlue
Deal found 6/10![JetBlue logo]()
$368
This Southwest deal was found by Cheapflights users on 6/7. 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 8/132:40 pm
ATL
- ISP
2 stops7h 25m
Southwest
Mon 8/1712:35 pm
ISP
- ATL
2 stops8h 25m
Southwest
Deal found 6/7![Southwest logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:30 pm
ATL
- ISP
1 stop13h 23m
Multiple Airlines
Sun 7/197:49 pm
ISP
- ATL
1 stop18h 19m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 6/9. 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 8/57:10 am
ATL
- ISP
2 stops7h 45m
Southwest
Thu 8/612:35 pm
ISP
- ATL
2 stops8h 25m
Southwest
Deal found 6/9![Southwest logo]()
$373
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1812:49 pm
ATL
- ISP
1 stop8h 55m
JetBlue
Thu 7/234:58 pm
ISP
- ATL
1 stop5h 57m
JetBlue
Deal found 6/10![JetBlue logo]()
$412
This Southwest deal was found by Cheapflights users on 6/6. 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 7/107:50 pm
ATL
- ISP
1 stop3h 50m
Southwest
Tue 7/148:55 am
ISP
- ATL
2 stops9h 00m
Southwest
Deal found 6/6![Southwest logo]()
$412
This Southwest deal was found by Cheapflights users on 6/8. 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 8/48:05 am
ATL
- ISP
2 stops8h 50m
Southwest
Tue 8/1112:55 pm
ISP
- ATL
2 stops8h 00m
Southwest
Deal found 6/8![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 6/7. 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 9/107:20 am
ATL
- ISP
2 stops9h 05m
Southwest
Sun 9/1312:45 pm
ISP
- ATL
2 stops9h 35m
Southwest
Deal found 6/7![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 6/7. 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 8/197:10 am
ATL
- ISP
2 stops7h 45m
Southwest
Sun 8/236:20 am
ISP
- ATL
2 stops6h 45m
Southwest
Deal found 6/7![Southwest logo]()
$417
Last-minute flights from Atlanta to IslipDiscover last-minute flight deals from Atlanta to Islip. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Islip. Data last updated June 10, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/8. 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 6/2912:34 pm
ATL
- ISP
1 stop8h 23m
Frontier
Thu 7/210:48 am
ISP
- ATL
1 stop6h 15m
Frontier
Deal found 6/8![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 6/9. 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 6/308:09 am
ATL
- ISP
1 stop7h 47m
Frontier
Wed 7/19:52 pm
ISP
- ATL
1 stop12h 00m
Frontier
Deal found 6/9![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/18:09 am
ATL
- ISP
1 stop12h 48m
Multiple Airlines
Tue 7/75:27 pm
ISP
- ATL
1 stop14h 41m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$287
This Expedia deal was found by Cheapflights users on 6/7. 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.
Tue 7/77:38 pm
ATL
- ISP
1 stop23h 23m
Frontier
Wed 7/1510:57 am
ISP
- ATL
1 stop8h 28m
Frontier
Deal found 6/7![Frontier logo]()
$310
This Expedia deal was found by Cheapflights users on 6/7. 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 7/95:14 pm
ATL
- ISP
1 stop25h 47m
Frontier
Sat 7/1110:43 am
ISP
- ATL
1 stop22h 58m
Frontier
Deal found 6/7![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 6/10. 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 7/1310:03 am
ATL
- ISP
1 stop8h 58m
Frontier
Sat 7/1810:43 am
ISP
- ATL
1 stop8h 42m
Frontier
Deal found 6/10![Frontier logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/139:28 am
ATL
- ISP
1 stop25h 48m
Multiple Airlines
Wed 7/2211:57 am
ISP
- ATL
1 stop20h 11m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 7/139:28 am
ATL
- ISP
1 stop25h 48m
Multiple Airlines
Tue 7/2111:56 am
ISP
- ATL
1 stop26h 12m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$309
This Frontier deal was found by Cheapflights users on 6/10. 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 7/1810:03 am
ATL
- ISP
1 stop8h 58m
Frontier
Wed 7/2210:57 am
ISP
- ATL
1 stop8h 28m
Frontier
Deal found 6/10![Frontier logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/209:28 am
ATL
- ISP
1 stop25h 48m
Multiple Airlines
Tue 7/2811:56 am
ISP
- ATL
1 stop26h 12m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$292
This CheapOair deal was found by Cheapflights users on 6/9. 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 7/235:14 pm
ATL
- ISP
1 stop25h 47m
Frontier
Mon 7/2710:57 am
ISP
- ATL
1 stop22h 44m
Frontier
Deal found 6/9![Frontier logo]()
$294
One-way flights from Atlanta to IslipSearch for one-way flight options from Atlanta to Islip. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Atlanta to Islip. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/46:40 am
ATL
- ISP
1 stop7h 02m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/610:30 pm
ATL
- ISP
1 stop18h 17m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$126
This CheapOair deal was found by Cheapflights users on 6/7. 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.
Tue 9/88:16 am
ATL
- ISP
1 stop7h 40m
Frontier
Deal found 6/7![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:50 pm
ATL
- ISP
1 stop14h 38m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$132
This CheapOair deal was found by Cheapflights users on 6/6. 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 6/2912:34 pm
ATL
- ISP
1 stop8h 23m
Frontier
Deal found 6/6![Frontier logo]()
$134
This Expedia deal was found by Cheapflights users on 6/10. 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.
Tue 7/148:30 pm
ATL
- ISP
1 stop13h 23m
Frontier
Deal found 6/10![Frontier logo]()
$135
This CheapOair deal was found by Cheapflights users on 6/7. 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 7/28:21 pm
ATL
- ISP
1 stop13h 42m
Frontier
Deal found 6/7![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/510:30 pm
ATL
- ISP
1 stop14h 58m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/316:40 am
ATL
- ISP
1 stop6h 48m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$143
This CheapOair deal was found by Cheapflights users on 6/7. 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 9/58:26 pm
ATL
- ISP
1 stop13h 37m
Frontier
Deal found 6/7![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 6/245:05 am
ATL
- ISP
1 stop15h 52m
Frontier
Deal found 6/7![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/1012:42 pm
ATL
- ISP
1 stop21h 11m
Frontier
Deal found 6/10![Frontier logo]()
$147
Find flight deals from Atlanta to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) 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 June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $215 (Kiwi.com) |
One-way from | $116 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $417 |
Cheapflights Fare Finder
Customize your flight search to find flights from Atlanta 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 June 10, 2026.
Use the filters below to find and compare flights from Atlanta to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Thu 9/10
9:13 pm-10:28 am
2 stops13h 15m
Islip Long Island
Sun 9/13
7:45 pm-3:00 pm
1 stop19h 15m
$309
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Sat 8/29
6:05 am-2:30 pm
2 stops8h 25m
Islip Long Island
Mon 8/31
1:15 pm-8:30 pm
2 stops7h 15m
$328
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Wed 7/15
2:46 pm-9:44 pm
1 stop6h 58m
Islip Long Island
Tue 7/21
4:58 pm-10:55 pm
1 stop5h 57m
$353
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Mon 7/13
12:49 pm-9:44 pm
1 stop8h 55m
Islip Long Island
Tue 7/21
4:58 pm-10:55 pm
1 stop5h 57m
$368
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Thu 8/13
2:40 pm-10:05 pm
2 stops7h 25m
Islip Long Island
Mon 8/17
12:35 pm-9:00 pm
2 stops8h 25m
$373
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Wed 8/5
7:10 am-2:55 pm
2 stops7h 45m
Islip Long Island
Thu 8/6
12:35 pm-9:00 pm
2 stops8h 25m
$373
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Thu 7/16
8:30 pm-9:53 am
1 stop13h 23m
Islip Long Island
Sun 7/19
7:49 pm-2:08 pm
1 stop18h 19m
$376
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Sat 7/18
12:49 pm-9:44 pm
1 stop8h 55m
Islip Long Island
Thu 7/23
4:58 pm-10:55 pm
1 stop5h 57m
$412
Quickest round-trip
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Fri 7/10
7:50 pm-11:40 pm
1 stop3h 50m
Islip Long Island
Tue 7/14
8:55 am-5:55 pm
2 stops9h 00m
$412
AtlantaIslip
ATL - ISP
ATLISP
Atlanta Hartsfield-Jackson
Tue 8/4
8:05 am-4:55 pm
2 stops8h 50m
Islip Long Island
Tue 8/11
12:55 pm-8:55 pm
2 stops8h 00m
$417
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Atlanta to Islip
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Islip in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Atlanta-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Atlanta-Islip, New York 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 Atlanta-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Atlanta to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Atlanta with our price prediction graph.
ATL-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 Atlanta to Islip
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 June 10, 2026.
Get a feel of what it's like to fly with Southwest and Frontier from Atlanta to Islip by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Atlanta 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
Explore flights to Islip departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 10, 2026.
Atlanta and Islip flights
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Top 2 airlines flying from Atlanta to Islip
Discover the top 2 airlines that operate flights from Atlanta 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$20 | Average$142 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$280 | Average$424 | FlexibilityNo cancel fee | On-time63% |