$121+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Aug 20 — Aug 271
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 July 21, 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 July 21, 2026.
This Expedia deal was found by Cheapflights users on 7/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:57 am
ISP
- BNA
1 stop24h 20m
Frontier
Mon 8/245:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/19![Frontier logo]()
$249
This Frontier deal was found by Cheapflights users on 7/21. 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.
Mon 8/3110:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 9/311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/21![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 9/711:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/19![Frontier logo]()
$256
This Expedia deal was found by Cheapflights users on 7/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Sun 8/235:05 pm
BNA
- ISP
1 stop24h 09m
Frontier
Deal found 7/17![Frontier logo]()
$259
This Frontier deal was found by Cheapflights users on 7/19. 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.
Fri 9/410:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 9/711:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/19![Frontier logo]()
$262
This Trip.com deal was found by Cheapflights users on 7/21. 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.
Thu 8/207:09 pm
ISP
- BNA
1 stop16h 08m
Frontier
Tue 8/2511:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/21![Frontier logo]()
$268
This Trip.com deal was found by Cheapflights users on 7/21. 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.
Thu 9/104:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Mon 9/147:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 7/21![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 7/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/3111:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/17![Frontier logo]()
$287
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/134:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Tue 8/186:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:55 pm
ISP
- TYS
1 stop6h 55m
Southwest
Tue 9/18:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 7/20![Southwest logo]()
$293
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 9/1010:20 am
ISP
- BNA
2 stops7h 25m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/21![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 9/195:30 am
ISP
- BNA
2 stops7h 00m
Southwest
Wed 9/2312:00 pm
BNA
- ISP
2 stops8h 05m
Southwest
Deal found 7/21![Southwest logo]()
$299
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 July 21, 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 July 21, 2026.
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/134:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Tue 8/186:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$289
This Frontier deal was found by Cheapflights users on 7/17. 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 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 7/17![Frontier logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:46 pm
ISP
- TYS
2 stops36h 50m
Multiple Airlines
Fri 8/146:29 pm
TYS
- ISP
1 stop15h 24m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$416
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 9/126:00 am
ISP
- BNA
1 stop5h 35m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/21![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:55 pm
ISP
- TYS
1 stop6h 55m
Southwest
Tue 9/18:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 7/20![Southwest logo]()
$293
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 9/1911:55 am
ISP
- BNA
2 stops8h 25m
Southwest
Wed 9/232:15 pm
BNA
- ISP
1 stop5h 50m
Southwest
Deal found 7/21![Southwest logo]()
$294
This Frontier deal was found by Cheapflights users on 7/21. 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.
Thu 8/2010:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/2311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/21![Frontier logo]()
$366
This Southwest deal was found by Cheapflights users on 7/18. 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.
Fri 9/1112:35 pm
ISP
- BNA
1 stop7h 00m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/18![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 7/21. 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 8/186:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Tue 8/256:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:20 pm
ISP
- BNA
1 stop5h 15m
Southwest
Sat 8/229:20 am
BNA
- ISP
1 stop4h 10m
Southwest
Deal found 7/20![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/201:15 pm
ISP
- BNA
2 stops7h 55m
Southwest
Tue 8/257:50 am
BNA
- ISP
2 stops8h 05m
Southwest
Deal found 7/21![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 7/21. 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 8/1810:55 am
ISP
- BNA
1 stop6h 35m
Southwest
Thu 8/201:45 pm
BNA
- ISP
2 stops6h 45m
Southwest
Deal found 7/21![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 7/21. 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 8/183:20 pm
ISP
- TYS
1 stop4h 30m
Southwest
Tue 8/258:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 7/21![Southwest logo]()
$387
This United deal was found by Cheapflights users on 7/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:31 am
ISP
- CHA
2 stops16h 39m
Multiple Airlines
Sat 8/297:00 pm
CHA
- ISP
2 stops17h 30m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$845
This Southwest deal was found by Cheapflights users on 7/21. 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 9/184:05 pm
ISP
- MEM
2 stops6h 50m
Southwest
Mon 9/2812:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/21![Southwest logo]()
$390
This United deal was found by Cheapflights users on 7/19. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:05 am
ISP
- CHA
2 stops16h 10m
Multiple Airlines
Mon 9/215:45 pm
CHA
- ISP
2 stops23h 56m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$937
This Southwest deal was found by Cheapflights users on 7/21. 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 8/1812:55 pm
ISP
- TYS
1 stop6h 55m
Southwest
Mon 8/2412:40 pm
TYS
- ISP
2 stops9h 25m
Southwest
Deal found 7/21![Southwest logo]()
$402
This United deal was found by Cheapflights users on 7/21. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:50 pm
ISP
- CHA
2 stops24h 12m
Multiple Airlines
Tue 8/1110:44 am
CHA
- ISP
2 stops30h 57m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$962
This Southwest deal was found by Cheapflights users on 7/19. 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.
Mon 9/214:05 pm
ISP
- MEM
2 stops6h 50m
Southwest
Thu 9/2412:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/19![Southwest logo]()
$411
This Southwest deal was found by Cheapflights users on 7/20. 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 8/152:00 pm
ISP
- MEM
1 stop7h 05m
Southwest
Mon 8/1711:20 am
MEM
- ISP
1 stop9h 45m
Southwest
Deal found 7/20![Southwest logo]()
$416
This Southwest deal was found by Cheapflights users on 7/18. 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.
Fri 8/1412:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Mon 8/1711:20 am
MEM
- ISP
1 stop9h 45m
Southwest
Deal found 7/18![Southwest logo]()
$416
This United deal was found by Cheapflights users on 7/19. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:05 am
ISP
- CHA
2 stops30h 38m
Multiple Airlines
Mon 9/215:45 pm
CHA
- ISP
2 stops17h 11m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$1,085
This Southwest deal was found by Cheapflights users on 7/21. 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
- TYS
1 stop4h 30m
Southwest
Sat 8/1512:30 pm
TYS
- ISP
1 stop7h 00m
Southwest
Deal found 7/21![Southwest logo]()
$419
This Southwest deal was found by Cheapflights users on 7/20. 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 9/146:10 am
ISP
- TYS
2 stops6h 10m
Southwest
Fri 9/181:00 pm
TYS
- ISP
2 stops9h 05m
Southwest
Deal found 7/20![Southwest logo]()
$419
This Southwest deal was found by Cheapflights users on 7/17. 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 8/83:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Fri 8/141:00 pm
TYS
- ISP
1 stop8h 30m
Southwest
Deal found 7/17![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 7/20. 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.
Sun 9/274:35 pm
ISP
- MEM
2 stops7h 45m
Southwest
Fri 10/25:45 am
MEM
- ISP
2 stops7h 45m
Southwest
Deal found 7/20![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 7/17. 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 8/811:55 am
ISP
- MEM
2 stops8h 10m
Southwest
Fri 8/1412:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/17![Southwest logo]()
$457
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated July 21, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/134:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Tue 8/186:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/21. 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 8/1810:55 am
ISP
- BNA
1 stop6h 35m
Southwest
Sat 8/226:10 am
BNA
- ISP
1 stop4h 55m
Southwest
Deal found 7/21![Southwest logo]()
$302
This Southwest deal was found by Cheapflights users on 7/21. 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 8/186:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Tue 8/256:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$315
This Expedia deal was found by Cheapflights users on 7/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:57 am
ISP
- BNA
1 stop24h 20m
Frontier
Mon 8/245:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/19![Frontier logo]()
$249
This Expedia deal was found by Cheapflights users on 7/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Sun 8/235:05 pm
BNA
- ISP
1 stop24h 09m
Frontier
Deal found 7/17![Frontier logo]()
$259
This Trip.com deal was found by Cheapflights users on 7/21. 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.
Thu 8/207:09 pm
ISP
- BNA
1 stop16h 08m
Frontier
Tue 8/2511:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/21![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 8/2711:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/20![Frontier logo]()
$301
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/204:05 pm
ISP
- BNA
2 stops7h 35m
Southwest
Tue 8/256:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:57 am
ISP
- TYS
1 stop8h 08m
Multiple Airlines
Mon 8/312:49 pm
TYS
- ISP
2 stops25h 58m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:55 pm
ISP
- TYS
1 stop6h 55m
Southwest
Tue 9/18:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 7/20![Southwest logo]()
$293
This Frontier deal was found by Cheapflights users on 7/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/3111:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/17![Frontier logo]()
$287
This Frontier deal was found by Cheapflights users on 7/21. 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.
Mon 8/3110:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 9/311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/21![Frontier logo]()
$250
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 July 21, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
This Priceline deal was found by Cheapflights users on 7/17. 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.
Wed 9/210:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/17![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/20![Frontier logo]()
$134
This Southwest deal was found by Cheapflights users on 7/21. 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 11/95:40 pm
ISP
- TYS
1 stop4h 00m
Southwest
Deal found 7/21![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 7/21. 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 10/2012:50 pm
ISP
- BNA
2 stops5h 50m
Southwest
Deal found 7/21![Southwest logo]()
$145
This Southwest deal was found by Cheapflights users on 7/17. 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 12/106:00 am
ISP
- BNA
2 stops6h 20m
Southwest
Deal found 7/17![Southwest logo]()
$150
This Frontier deal was found by Cheapflights users on 7/17. 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 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 7/17![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:57 am
ISP
- BNA
2 stops23h 20m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 7/18. 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.
Tue 9/153:20 pm
ISP
- BNA
2 stops7h 40m
Southwest
Deal found 7/18![Southwest logo]()
$163
This Frontier deal was found by Cheapflights users on 7/18. 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 8/1210:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/18![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:28 pm
ISP
- BNA
2 stops26h 37m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$175
This Southwest deal was found by Cheapflights users on 7/20. 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.
Thu 8/134:05 pm
ISP
- MEM
2 stops6h 50m
Southwest
Deal found 7/20![Southwest logo]()
$193
This JetBlue deal was found by Cheapflights users on 7/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ISP
- BNA
1 stop8h 37m
JetBlue
Deal found 7/21![JetBlue logo]()
$193
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 July 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $249 (Expedia) |
One-way from | $121 (Priceline) |
Popular in | March |
Cheapest in | January |
Average price | $278 |
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 July 21, 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
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 8/13
4:05 pm-8:10 pm
1 stop5h 05m
Nashville Intl
Tue 8/18
6:00 am-12:10 pm
1 stop5h 10m
$289
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/12
6:00 am-10:35 am
1 stop5h 35m
Nashville Intl
Mon 9/14
5:25 am-12:35 pm
1 stop6h 10m
$289
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Tue 8/25
12:55 pm-7:50 pm
1 stop6h 55m
Knoxville McGhee Tyson
Tue 9/1
8:05 am-12:10 pm
1 stop4h 05m
$293
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/19
11:55 am-7:20 pm
2 stops8h 25m
Nashville Intl
Wed 9/23
2:15 pm-9:05 pm
1 stop5h 50m
$294
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 9/11
12:35 pm-6:35 pm
1 stop7h 00m
Nashville Intl
Mon 9/14
5:25 am-12:35 pm
1 stop6h 10m
$302
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 8/18
6:05 am-10:30 am
1 stop5h 25m
Nashville Intl
Tue 8/25
6:00 am-12:10 pm
1 stop5h 10m
$315
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 8/18
3:20 pm-7:35 pm
1 stop5h 15m
Nashville Intl
Sat 8/22
9:20 am-2:30 pm
1 stop4h 10m
$315
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 8/21
10:57 am-4:05 pm
1 stop6h 08m
Nashville Intl
Mon 8/24
11:12 am-6:14 pm
1 stop6h 02m
$322
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 8/20
1:15 pm-8:10 pm
2 stops7h 55m
Nashville Intl
Tue 8/25
7:50 am-4:55 pm
2 stops8h 05m
$333
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 8/20
10:57 am-4:05 pm
1 stop6h 08m
Nashville Intl
Sun 8/23
11:12 am-6:14 pm
1 stop6h 02m
$366
Showing 1-10 of 50 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-CHA
ISP-MEM
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-CHA
ISP-MEM
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 July 21, 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.
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
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 July 21, 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 July 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$398 | FlexibilityNo cancel fee | On-time63% |