$105+ Cheap flights from Islip, NY (ISP) to Tennessee
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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Jul 22 — Jul 291
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Tennessee with Cheapflights
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Cheapest flights from Islip to TennesseeExplore the most affordable flight options available from Islip to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
Explore the most affordable flight options available from Islip to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
This Trip.com deal was found by Cheapflights users on 6/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 7/1911:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 6/21![Frontier logo]()
$263
This Trip.com deal was found by Cheapflights users on 6/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Mon 9/147:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 6/22![Frontier logo]()
$286
This Booking.com deal was found by Cheapflights users on 6/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Fri 8/711:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 6/17![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 6/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 6/21![Frontier logo]()
$302
This Booking.com deal was found by Cheapflights users on 6/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:48 am
ISP
- BNA
1 stop6h 36m
Frontier
Fri 7/105:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 6/17![Frontier logo]()
$312
This Priceline deal was found by Cheapflights users on 6/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am
ISP
- BNA
1 stop6h 08m
Multiple Airlines
Tue 9/82:27 pm
BNA
- ISP
1 stop7h 29m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 6/19. 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.
Tue 8/1810:55 am
ISP
- BNA
1 stop6h 35m
Southwest
Wed 8/262:15 pm
BNA
- ISP
1 stop5h 50m
Southwest
Deal found 6/19![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 6/17. 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 7/255:35 pm
ISP
- TYS
1 stop3h 50m
Southwest
Tue 7/288:10 am
TYS
- ISP
1 stop3h 40m
Southwest
Deal found 6/17![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 6/21. 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.
Tue 7/144:40 pm
ISP
- BNA
1 stop5h 00m
Southwest
Sat 7/183:35 pm
BNA
- ISP
2 stops6h 40m
Southwest
Deal found 6/21![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 6/19. 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.
Sat 8/13:30 pm
ISP
- BNA
1 stop6h 15m
Southwest
Mon 8/101:00 pm
BNA
- ISP
2 stops8h 05m
Southwest
Deal found 6/19![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:05 pm
ISP
- TYS
1 stop3h 50m
Southwest
Fri 8/211:00 pm
TYS
- ISP
1 stop8h 30m
Southwest
Deal found 6/21![Southwest logo]()
$336
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:05 pm
ISP
- BNA
2 stops7h 35m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 6/19![Southwest logo]()
$342
Best flights from Islip to TennesseeDiscover carefully curated flight deals from Islip to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
Discover carefully curated flight deals from Islip to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
This Southwest deal was found by Cheapflights users on 6/17. 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 7/255:35 pm
ISP
- TYS
1 stop3h 50m
Southwest
Tue 7/288:10 am
TYS
- ISP
1 stop3h 40m
Southwest
Deal found 6/17![Southwest logo]()
$318
This JetBlue deal was found by Cheapflights users on 6/17. 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 8/176:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Thu 8/202:27 pm
BNA
- ISP
1 stop7h 29m
JetBlue
Deal found 6/17![JetBlue logo]()
$385
This Southwest deal was found by Cheapflights users on 6/21. 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.
Tue 7/144:40 pm
ISP
- BNA
1 stop5h 00m
Southwest
Sat 7/183:35 pm
BNA
- ISP
2 stops6h 40m
Southwest
Deal found 6/21![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 6/19. 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.
Sat 8/15:30 am
ISP
- BNA
1 stop7h 10m
Southwest
Mon 8/107:25 am
BNA
- ISP
1 stop4h 10m
Southwest
Deal found 6/19![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:20 am
ISP
- BNA
1 stop6h 25m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 6/19![Southwest logo]()
$337
This JetBlue deal was found by Cheapflights users on 6/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Thu 7/162:27 pm
BNA
- ISP
1 stop6h 17m
JetBlue
Deal found 6/20![JetBlue logo]()
$426
This Southwest deal was found by Cheapflights users on 6/20. 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.
Mon 7/135:20 am
ISP
- TYS
1 stop8h 25m
Southwest
Wed 7/158:10 am
TYS
- ISP
1 stop3h 40m
Southwest
Deal found 6/20![Southwest logo]()
$343
This United deal was found by Cheapflights users on 6/17. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/410:00 am
ISP
- CHA
2 stops23h 44m
Multiple Airlines
Mon 8/317:00 pm
CHA
- ISP
2 stops25h 15m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$959
This Southwest deal was found by Cheapflights users on 6/20. 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.
Sat 8/85:30 am
ISP
- TYS
2 stops9h 10m
Southwest
Sun 8/161:15 pm
TYS
- ISP
1 stop10h 00m
Southwest
Deal found 6/20![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 6/21. 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.
Tue 8/116:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Sun 8/1610:50 am
BNA
- ISP
2 stops6h 55m
Southwest
Deal found 6/21![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 6/21. 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.
Wed 8/123:20 pm
ISP
- BNA
2 stops7h 40m
Southwest
Sun 8/1610:50 am
BNA
- ISP
2 stops6h 55m
Southwest
Deal found 6/21![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 6/17. 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 8/512:55 pm
ISP
- BNA
2 stops6h 55m
Southwest
Fri 8/712:10 pm
BNA
- ISP
2 stops8h 55m
Southwest
Deal found 6/17![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 am
ISP
- BNA
1 stop5h 50m
Southwest
Sun 11/85:15 am
BNA
- ISP
1 stop5h 30m
Southwest
Deal found 6/19![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 6/21. 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 8/76:10 am
ISP
- BNA
1 stop4h 20m
Southwest
Mon 8/104:20 pm
BNA
- ISP
1 stop4h 45m
Southwest
Deal found 6/21![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 6/22. 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 8/214:05 pm
ISP
- TYS
1 stop3h 50m
Southwest
Sun 8/238:30 am
TYS
- ISP
1 stop10h 15m
Southwest
Deal found 6/22![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:00 am
ISP
- TYS
2 stops9h 45m
Southwest
Fri 7/3112:35 pm
TYS
- ISP
2 stops11h 05m
Southwest
Deal found 6/21![Southwest logo]()
$373
This United deal was found by Cheapflights users on 6/18. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:00 am
ISP
- CHA
2 stops31h 02m
Multiple Airlines
Tue 8/47:07 pm
CHA
- ISP
2 stops15h 49m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$1,145
This Southwest deal was found by Cheapflights users on 6/22. 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 10/2310:20 am
ISP
- MEM
1 stop5h 00m
Southwest
Sat 10/315:15 am
MEM
- ISP
2 stops9h 20m
Southwest
Deal found 6/22![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 6/22. 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 10/2310:20 am
ISP
- MEM
1 stop5h 00m
Southwest
Fri 10/3012:25 pm
MEM
- ISP
1 stop8h 35m
Southwest
Deal found 6/22![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 6/18. 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 7/185:15 pm
ISP
- MEM
1 stop5h 50m
Southwest
Fri 7/242:35 pm
MEM
- ISP
1 stop8h 05m
Southwest
Deal found 6/18![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 6/20. 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 8/2112:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Sun 8/2312:40 pm
MEM
- ISP
1 stop5h 05m
Southwest
Deal found 6/20![Southwest logo]()
$447
This Southwest deal was found by Cheapflights users on 6/18. 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 7/912:30 pm
ISP
- MEM
1 stop5h 00m
Southwest
Sun 7/1212:15 pm
MEM
- ISP
1 stop4h 05m
Southwest
Deal found 6/18![Southwest logo]()
$487
This Southwest deal was found by Cheapflights users on 6/18. 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 7/88:55 am
ISP
- MEM
1 stop7h 05m
Southwest
Sun 7/1212:15 pm
MEM
- ISP
1 stop4h 05m
Southwest
Deal found 6/18![Southwest logo]()
$517
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated June 22, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:48 am
ISP
- BNA
1 stop6h 36m
Frontier
Fri 7/105:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 6/17![Frontier logo]()
$312
This Southwest deal was found by Cheapflights users on 6/20. 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.
Mon 7/135:20 am
ISP
- TYS
1 stop8h 25m
Southwest
Wed 7/158:10 am
TYS
- ISP
1 stop3h 40m
Southwest
Deal found 6/20![Southwest logo]()
$343
This JetBlue deal was found by Cheapflights users on 6/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Sat 7/182:27 pm
BNA
- ISP
1 stop6h 17m
JetBlue
Deal found 6/19![JetBlue logo]()
$385
This Southwest deal was found by Cheapflights users on 6/21. 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.
Tue 7/144:40 pm
ISP
- BNA
1 stop5h 00m
Southwest
Sat 7/183:35 pm
BNA
- ISP
2 stops6h 40m
Southwest
Deal found 6/21![Southwest logo]()
$322
This Expedia deal was found by Cheapflights users on 6/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Sat 7/187:50 am
BNA
- ISP
1 stop12h 54m
JetBlue
Deal found 6/21![JetBlue logo]()
$360
This Trip.com deal was found by Cheapflights users on 6/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 7/1911:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 6/21![Frontier logo]()
$263
This Southwest deal was found by Cheapflights users on 6/21. 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.
Wed 7/152:55 pm
ISP
- BNA
2 stops8h 10m
Southwest
Sun 7/195:15 am
BNA
- ISP
1 stop5h 30m
Southwest
Deal found 6/21![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 6/17. 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 7/166:00 am
ISP
- TYS
2 stops7h 45m
Southwest
Mon 7/2012:35 pm
TYS
- ISP
2 stops11h 05m
Southwest
Deal found 6/17![Southwest logo]()
$387
This Priceline deal was found by Cheapflights users on 6/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1810:43 am
ISP
- BNA
1 stop6h 22m
Multiple Airlines
Sat 7/252:27 pm
BNA
- ISP
1 stop6h 17m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 6/18. 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 7/255:35 pm
ISP
- TYS
1 stop3h 50m
Southwest
Tue 7/288:10 am
TYS
- ISP
1 stop3h 40m
Southwest
Deal found 6/18![Southwest logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:57 am
ISP
- TYS
1 stop10h 18m
Multiple Airlines
Fri 7/3110:05 pm
TYS
- ISP
1 stop11h 48m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/275:20 am
ISP
- TYS
1 stop8h 25m
Southwest
Fri 7/3112:35 pm
TYS
- ISP
2 stops11h 05m
Southwest
Deal found 6/21![Southwest logo]()
$373
One-way flights from Islip to TennesseeSearch for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Frontier deal was found by Cheapflights users on 6/18. 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.
Wed 8/510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 6/18![Frontier logo]()
$105
This Southwest deal was found by Cheapflights users on 6/17. 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 7/82:55 pm
ISP
- TYS
1 stop6h 25m
Southwest
Deal found 6/17![Southwest logo]()
$140
This Frontier deal was found by Cheapflights users on 6/18. 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 7/1810:43 am
ISP
- BNA
1 stop6h 22m
Frontier
Deal found 6/18![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 6/17. 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 11/125:40 pm
ISP
- TYS
1 stop4h 00m
Southwest
Deal found 6/17![Southwest logo]()
$158
This Frontier deal was found by Cheapflights users on 6/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:43 am
ISP
- BNA
1 stop6h 22m
Frontier
Deal found 6/21![Frontier logo]()
$173
This JetBlue deal was found by Cheapflights users on 6/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Deal found 6/19![JetBlue logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/32:28 pm
ISP
- BNA
2 stops30h 40m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$187
This Frontier deal was found by Cheapflights users on 6/19. 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.
Mon 8/310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 6/19![Frontier logo]()
$193
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:05 pm
ISP
- MEM
2 stops6h 50m
Southwest
Deal found 6/17![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 6/17. 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 7/96:00 pm
ISP
- TYS
1 stop4h 35m
Southwest
Deal found 6/17![Southwest logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/310:48 am
ISP
- BNA
1 stop30h 36m
Frontier
Deal found 6/18![Frontier logo]()
$212
This Booking.com deal was found by Cheapflights users on 6/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/289:52 pm
ISP
- BNA
1 stop19h 42m
Frontier
Deal found 6/22![Frontier logo]()
$217
Find flight deals from Islip to Tennessee
Keep the following information in mind while searching for Islip to Tennessee flight deals. Data was last updated June 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (Trip.com) |
One-way from | $105 (Frontier) |
Popular in | March |
Cheapest in | January |
Average price | $299 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Tennessee 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 22, 2026.
Use the filters below to find and compare flights from Islip to Tennessee that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Sat 7/25
5:35 pm-9:25 pm
1 stop3h 50m
Knoxville McGhee Tyson
Tue 7/28
8:10 am-11:50 am
1 stop3h 40m
$318
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 7/14
4:40 pm-8:40 pm
1 stop5h 00m
Nashville Intl
Sat 7/18
3:35 pm-11:15 pm
2 stops6h 40m
$322
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 8/1
5:30 am-11:40 am
1 stop7h 10m
Nashville Intl
Mon 8/10
7:25 am-12:35 pm
1 stop4h 10m
$327
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 9/10
10:20 am-3:45 pm
1 stop6h 25m
Nashville Intl
Mon 9/14
5:25 am-12:35 pm
1 stop6h 10m
$337
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Mon 7/13
5:20 am-1:45 pm
1 stop8h 25m
Knoxville McGhee Tyson
Wed 7/15
8:10 am-11:50 am
1 stop3h 40m
$343
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Sat 8/8
5:30 am-2:40 pm
2 stops9h 10m
Knoxville McGhee Tyson
Sun 8/16
1:15 pm-11:15 pm
1 stop10h 00m
$361
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 8/11
6:05 am-10:30 am
1 stop5h 25m
Nashville Intl
Sun 8/16
10:50 am-6:45 pm
2 stops6h 55m
$367
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Wed 8/12
3:20 pm-10:00 pm
2 stops7h 40m
Nashville Intl
Sun 8/16
10:50 am-6:45 pm
2 stops6h 55m
$372
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Wed 8/5
12:55 pm-6:50 pm
2 stops6h 55m
Nashville Intl
Fri 8/7
12:10 pm-10:05 pm
2 stops8h 55m
$372
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 11/5
6:00 am-10:50 am
1 stop5h 50m
Nashville Intl
Sun 11/8
5:15 am-11:45 am
1 stop5h 30m
$372
Showing 1-10 of 37 resultsSorted by cheapest first
Best time to book a flight from Islip to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Islip with our price prediction graph.
ISP-BNA
ISP-TYS
ISP-MEM
ISP-CHA
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 Islip to Tennessee
ISP-USTN
ISP-BNA
ISP-TYS
ISP-MEM
ISP-CHA
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Tennessee
Get insights into the airlines that provide service to Tennessee. 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 Tennessee. Reviews last updated June 22, 2026.
Read through reviews of airlines operating flights from Islip to Tennessee, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Islip to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Islip to Tennessee
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Complete your trip
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Islip and Tennessee flights
Browse other Islip and Tennessee flight options. Last updated on June 22, 2026.
Popular flight searches
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Islip to Tennessee flights
Consider these flights traveling from Islip to Tennessee.
Top airline flying from Islip to Tennessee
Discover the top airline that operate flights from Islip to Tennessee. 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$243 | Average$388 | FlexibilityNo cancel fee | On-time63% |