$106+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Aug 31 — Sep 71
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 August 1, 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 August 1, 2026.
This Frontier deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Wed 9/99:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/29![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:43 pm
ISP
- BNA
1 stop16h 05m
Frontier
Fri 9/255:40 pm
BNA
- ISP
1 stop22h 18m
Frontier
Deal found 7/30![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:43 pm
ISP
- BNA
1 stop16h 05m
Frontier
Sat 9/129:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/29![Frontier logo]()
$223
This Expedia deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 8/2311:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/30![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:00 pm
ISP
- BNA
2 stops21h 48m
Multiple Airlines
Fri 9/255:40 pm
BNA
- ISP
1 stop22h 18m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$229
This Expedia deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia 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
Sun 9/611:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/31![Frontier logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:43 pm
ISP
- BNA
1 stop15h 59m
Frontier
Mon 9/145:40 pm
BNA
- ISP
1 stop22h 18m
Frontier
Deal found 7/29![Frontier logo]()
$246
This Trip.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Tue 8/2511:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 8/1![Frontier logo]()
$248
This Frontier deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 9/311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/27![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier 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
Mon 8/2411:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/28![Frontier logo]()
$252
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:05 am
ISP
- TYS
2 stops10h 35m
Southwest
Fri 10/168:20 am
TYS
- ISP
1 stop6h 10m
Southwest
Deal found 7/28![Southwest logo]()
$306
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:45 am
ISP
- TYS
1 stop10h 25m
Southwest
Mon 9/141:00 pm
TYS
- ISP
1 stop8h 35m
Southwest
Deal found 7/28![Southwest logo]()
$333
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 August 1, 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 August 1, 2026.
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:15 pm
ISP
- BNA
1 stop6h 40m
Southwest
Tue 9/156:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/28![Southwest logo]()
$289
This JetBlue deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am
ISP
- BNA
1 stop7h 28m
JetBlue
Tue 9/222:25 pm
BNA
- ISP
1 stop7h 57m
JetBlue
Deal found 8/1![JetBlue logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:57 am
ISP
- TYS
1 stop7h 54m
Multiple Airlines
Mon 9/144:18 pm
TYS
- ISP
2 stops20h 40m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$360
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:55 am
ISP
- BNA
2 stops8h 30m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/27![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:20 pm
ISP
- BNA
1 stop5h 15m
Southwest
Sat 9/121:45 pm
BNA
- ISP
2 stops6h 05m
Southwest
Deal found 7/29![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:40 pm
ISP
- BNA
2 stops7h 45m
Southwest
Tue 10/133:20 pm
BNA
- ISP
1 stop6h 15m
Southwest
Deal found 7/28![Southwest logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:49 pm
ISP
- TYS
2 stops26h 35m
Multiple Airlines
Mon 8/176:29 pm
TYS
- ISP
1 stop15h 24m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:10 am
ISP
- BNA
1 stop4h 20m
Southwest
Thu 9/37:00 am
BNA
- ISP
2 stops8h 25m
Southwest
Deal found 7/28![Southwest logo]()
$335
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:20 pm
ISP
- TYS
1 stop3h 45m
Southwest
Fri 10/168:20 am
TYS
- ISP
1 stop6h 10m
Southwest
Deal found 7/28![Southwest logo]()
$351
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:10 pm
ISP
- BNA
1 stop5h 40m
Southwest
Mon 10/125:00 am
BNA
- ISP
1 stop8h 30m
Southwest
Deal found 7/30![Southwest logo]()
$376
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:40 pm
ISP
- TYS
1 stop4h 00m
Southwest
Fri 11/2011:45 am
TYS
- ISP
1 stop5h 20m
Southwest
Deal found 7/30![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:15 pm
ISP
- BNA
2 stops7h 55m
Southwest
Mon 9/215:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/30![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:10 am
ISP
- TYS
2 stops11h 00m
Southwest
Fri 8/2812:40 pm
TYS
- ISP
2 stops9h 25m
Southwest
Deal found 7/29![Southwest logo]()
$401
This United deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:31 am
ISP
- CHA
2 stops15h 44m
Multiple Airlines
Sun 9/67:00 pm
CHA
- ISP
2 stops15h 56m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$871
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:05 pm
ISP
- TYS
1 stop3h 55m
Southwest
Tue 9/2212:45 pm
TYS
- ISP
2 stops8h 25m
Southwest
Deal found 7/30![Southwest logo]()
$422
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:10 am
ISP
- TYS
2 stops11h 00m
Southwest
Mon 9/141:00 pm
TYS
- ISP
2 stops9h 10m
Southwest
Deal found 7/27![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:30 am
ISP
- TYS
2 stops9h 10m
Southwest
Sat 8/297:50 am
TYS
- ISP
1 stop6h 40m
Southwest
Deal found 7/31![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:05 pm
ISP
- MEM
2 stops6h 55m
Southwest
Sun 9/135:35 am
MEM
- ISP
2 stops9h 20m
Southwest
Deal found 7/31![Southwest logo]()
$441
This United deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:05 am
ISP
- CHA
2 stops15h 05m
Multiple Airlines
Sun 9/277:00 am
CHA
- ISP
2 stops27h 56m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,163
This United deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:16 pm
ISP
- CHA
2 stops27h 05m
Multiple Airlines
Tue 10/136:00 pm
CHA
- ISP
2 stops17h 05m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$1,198
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:20 am
ISP
- TYS
2 stops8h 15m
Southwest
Mon 8/171:00 pm
TYS
- ISP
2 stops9h 05m
Southwest
Deal found 7/27![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Sun 8/2312:40 pm
MEM
- ISP
1 stop5h 05m
Southwest
Deal found 8/1![Southwest logo]()
$506
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Mon 8/1711:20 am
MEM
- ISP
1 stop4h 05m
Southwest
Deal found 7/29![Southwest logo]()
$517
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:10 am
ISP
- MEM
2 stops9h 35m
Southwest
Mon 8/1712:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/29![Southwest logo]()
$527
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:05 am
ISP
- MEM
2 stops6h 40m
Southwest
Sat 8/156:45 am
MEM
- ISP
1 stop5h 35m
Southwest
Deal found 7/29![Southwest logo]()
$552
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated August 1, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 8/2311:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/30![Frontier logo]()
$226
This Frontier deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier 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
Mon 8/2411:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 7/28![Frontier logo]()
$252
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Mon 8/244:20 pm
BNA
- ISP
1 stop4h 45m
Southwest
Deal found 7/28![Southwest logo]()
$294
This Expedia deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia 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
Sun 8/2311:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 8/1![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:57 am
ISP
- TYS
1 stop8h 08m
Multiple Airlines
Fri 8/282:51 pm
TYS
- ISP
1 stop19h 02m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:05 pm
ISP
- TYS
1 stop3h 50m
Southwest
Fri 8/2812:40 pm
TYS
- ISP
2 stops9h 25m
Southwest
Deal found 7/29![Southwest logo]()
$396
This Trip.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Tue 8/2511:12 am
BNA
- ISP
1 stop21h 41m
Frontier
Deal found 8/1![Frontier logo]()
$248
This Expedia deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:09 pm
ISP
- BNA
1 stop16h 08m
Multiple Airlines
Tue 8/252:30 pm
BNA
- ISP
1 stop6h 19m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:57 am
ISP
- BNA
2 stops23h 20m
Multiple Airlines
Sat 8/295:05 pm
BNA
- ISP
1 stop15h 48m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:09 pm
ISP
- BNA
1 stop16h 08m
Frontier
Sat 8/295:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 8/1![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 9/311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/29![Frontier logo]()
$190
This Expedia deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/305:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 8/1![Frontier logo]()
$244
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 August 1, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:43 pm
ISP
- BNA
1 stop16h 05m
Frontier
Deal found 7/29![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:43 pm
ISP
- BNA
1 stop24h 02m
Frontier
Deal found 7/29![Frontier logo]()
$113
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:43 pm
ISP
- BNA
1 stop24h 02m
Frontier
Deal found 7/31![Frontier logo]()
$122
This Priceline deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/27![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:13 pm
ISP
- CHA
1 stop17h 36m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$129
This Frontier deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 7/29![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:57 am
ISP
- MEM
1 stop27h 58m
Frontier
Deal found 7/28![Frontier logo]()
$143
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:50 pm
ISP
- BNA
1 stop3h 50m
Southwest
Deal found 7/29![Southwest logo]()
$145
This Frontier deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/27![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:57 am
ISP
- MEM
1 stop23h 16m
Breeze Airways
Deal found 7/30![Breeze Airways logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:57 am
ISP
- MEM
2 stops26h 58m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$166
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:15 pm
ISP
- BNA
2 stops7h 55m
Southwest
Deal found 7/31![Southwest logo]()
$168
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 August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $190 (Frontier) |
One-way from | $106 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $251 |
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 August 1, 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
Sat 9/12
3:15 pm-8:55 pm
1 stop6h 40m
Nashville Intl
Tue 9/15
6:00 am-12:10 pm
1 stop5h 10m
$289
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/12
11:55 am-7:25 pm
2 stops8h 30m
Nashville Intl
Mon 9/14
5:25 am-12:35 pm
1 stop6h 10m
$294
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Wed 9/9
3:20 pm-7:35 pm
1 stop5h 15m
Nashville Intl
Sat 9/12
1:45 pm-8:50 pm
2 stops6h 05m
$294
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 9/15
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Tue 9/22
2:25 pm-11:22 pm
1 stop7h 57m
$300
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 10/9
5:40 pm-12:25 am
2 stops7h 45m
Nashville Intl
Tue 10/13
3:20 pm-10:35 pm
1 stop6h 15m
$335
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 8/27
6:10 am-9:30 am
1 stop4h 20m
Nashville Intl
Thu 9/3
7:00 am-4:25 pm
2 stops8h 25m
$335
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Tue 10/13
4:20 pm-8:05 pm
1 stop3h 45m
Knoxville McGhee Tyson
Fri 10/16
8:20 am-2:30 pm
1 stop6h 10m
$351
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Mon 9/7
10:57 am-6:51 pm
1 stop7h 54m
Knoxville McGhee Tyson
Mon 9/14
4:18 pm-12:58 pm
2 stops20h 40m
$360
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 10/8
7:10 pm-11:50 pm
1 stop5h 40m
Nashville Intl
Mon 10/12
5:00 am-2:30 pm
1 stop8h 30m
$376
Quickest round-trip
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Fri 11/13
5:40 pm-9:40 pm
1 stop4h 00m
Knoxville McGhee Tyson
Fri 11/20
11:45 am-5:05 pm
1 stop5h 20m
$383
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 August 1, 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
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
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
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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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$416 | FlexibilityNo cancel fee | On-time63% |