$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
Aug 14 — Aug 211
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Tennessee with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 15, 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 15, 2026.
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/256:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Tue 9/12:15 pm
BNA
- ISP
1 stop5h 50m
Southwest
Deal found 7/11![Southwest logo]()
$234
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am
ISP
- BNA
1 stop5h 50m
Southwest
Wed 12/168:15 am
BNA
- ISP
2 stops7h 05m
Southwest
Deal found 7/10![Southwest logo]()
$240
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:25 pm
ISP
- TYS
1 stop7h 25m
Southwest
Wed 11/187:55 am
TYS
- ISP
1 stop8h 25m
Southwest
Deal found 7/10![Southwest logo]()
$246
This Expedia deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/217:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Mon 8/245:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/14![Frontier logo]()
$259
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:20 pm
ISP
- BNA
1 stop5h 15m
Southwest
Sat 8/296:10 am
BNA
- ISP
1 stop4h 55m
Southwest
Deal found 7/10![Southwest logo]()
$262
This Expedia deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 7/11![Frontier logo]()
$263
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 9/64:15 pm
ISP
- TYS
1 stop4h 40m
Southwest
Sat 9/1212:30 pm
TYS
- ISP
1 stop7h 00m
Southwest
Deal found 7/12![Southwest logo]()
$267
This Frontier deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 9/711:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/10![Frontier logo]()
$268
This Expedia deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:57 am
ISP
- BNA
1 stop24h 20m
Frontier
Sun 8/235:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/10![Frontier logo]()
$275
This Frontier deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 7/12![Frontier logo]()
$278
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/253:20 pm
ISP
- MEM
2 stops8h 05m
Southwest
Tue 9/18:15 am
MEM
- ISP
2 stops7h 40m
Southwest
Deal found 7/11![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 11/1112:25 pm
ISP
- TYS
1 stop7h 25m
Southwest
Sun 11/158:10 am
TYS
- ISP
1 stop3h 35m
Southwest
Deal found 7/11![Southwest logo]()
$350
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 15, 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 15, 2026.
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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
- BNA
2 stops6h 10m
Southwest
Mon 8/175:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/11![Southwest logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 7/13![Multiple Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 9/511:55 am
ISP
- BNA
2 stops8h 25m
Southwest
Thu 9/1012:45 pm
BNA
- ISP
2 stops8h 20m
Southwest
Deal found 7/11![Southwest logo]()
$299
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:25 pm
ISP
- TYS
1 stop7h 25m
Southwest
Wed 11/187:55 am
TYS
- ISP
2 stops13h 15m
Southwest
Deal found 7/10![Southwest logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 9/174:13 pm
ISP
- TYS
1 stop20h 28m
Multiple Airlines
Sun 9/206:49 pm
TYS
- ISP
2 stops15h 39m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Mon 10/125:30 am
BNA
- ISP
2 stops8h 00m
Southwest
Deal found 7/10![Southwest logo]()
$323
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Sun 8/2310:50 am
BNA
- ISP
2 stops6h 55m
Southwest
Deal found 7/10![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/256:05 am
ISP
- BNA
2 stops6h 35m
Southwest
Tue 8/252:15 pm
BNA
- ISP
1 stop5h 50m
Southwest
Deal found 7/14![Southwest logo]()
$328
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/253:20 pm
ISP
- MEM
2 stops8h 05m
Southwest
Tue 9/18:15 am
MEM
- ISP
2 stops7h 40m
Southwest
Deal found 7/11![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 9/66:50 am
ISP
- TYS
2 stops9h 15m
Southwest
Sat 9/126:50 am
TYS
- ISP
2 stops7h 40m
Southwest
Deal found 7/12![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/2312:45 pm
ISP
- BNA
1 stop4h 40m
Southwest
Sat 8/296:10 am
BNA
- ISP
1 stop4h 55m
Southwest
Deal found 7/11![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 11/1112:25 pm
ISP
- TYS
1 stop7h 25m
Southwest
Sun 11/158:10 am
TYS
- ISP
1 stop3h 35m
Southwest
Deal found 7/11![Southwest logo]()
$350
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 10/612:50 pm
ISP
- BNA
2 stops7h 45m
Southwest
Fri 10/97:00 pm
BNA
- ISP
1 stop3h 35m
Southwest
Deal found 7/11![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 10m
Southwest
Tue 10/131:45 pm
BNA
- ISP
2 stops7h 50m
Southwest
Deal found 7/14![Southwest logo]()
$358
This United deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/62:16 pm
ISP
- CHA
2 stops26h 46m
Multiple Airlines
Mon 8/101:53 pm
CHA
- ISP
2 stops21h 03m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$877
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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
- TYS
2 stops12h 50m
Southwest
Tue 8/257:00 am
TYS
- ISP
2 stops9h 55m
Southwest
Deal found 7/14![Southwest logo]()
$389
This United deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 stops17h 05m
Multiple Airlines
Mon 9/215:45 pm
CHA
- ISP
2 stops23h 56m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$987
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 11/125:35 am
ISP
- TYS
2 stops9h 25m
Southwest
Sun 11/158:10 am
TYS
- ISP
1 stop3h 35m
Southwest
Deal found 7/11![Southwest logo]()
$394
This United deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 10/227:25 am
ISP
- CHA
2 stops16h 45m
Multiple Airlines
Mon 10/265:55 pm
CHA
- ISP
2 stops22h 15m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,021
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 10/13:10 pm
ISP
- BNA
2 stops7h 15m
Southwest
Sun 10/43:25 pm
BNA
- ISP
2 stops7h 25m
Southwest
Deal found 7/12![Southwest logo]()
$398
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/43:20 pm
ISP
- TYS
1 stop4h 30m
Southwest
Wed 8/512:45 pm
TYS
- ISP
2 stops8h 20m
Southwest
Deal found 7/14![Southwest logo]()
$402
This United deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 10/177:25 am
ISP
- CHA
2 stops26h 17m
Multiple Airlines
Wed 10/216:00 am
CHA
- ISP
2 stops10h 10m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,097
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:00 am
ISP
- TYS
1 stop10h 20m
Southwest
Sat 10/178:10 am
TYS
- ISP
1 stop3h 45m
Southwest
Deal found 7/14![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/1411:20 am
MEM
- ISP
2 stops9h 10m
Southwest
Deal found 7/11![Southwest logo]()
$411
This United deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:05 am
ISP
- CHA
2 stops29h 38m
Multiple Airlines
Wed 8/191:51 pm
CHA
- ISP
2 stops23h 39m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$1,205
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Mon 9/212:05 pm
BNA
- ISP
2 stops7h 00m
Southwest
Deal found 7/10![Southwest logo]()
$412
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated July 15, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated July 15, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/64:05 pm
ISP
- TYS
1 stop3h 50m
Southwest
Mon 8/108:25 am
TYS
- ISP
1 stop4h 10m
Southwest
Deal found 7/14![Southwest logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 7/13![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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 8/108:43 pm
ISP
- TYS
2 stops39h 23m
Multiple Airlines
Mon 8/176:29 pm
TYS
- ISP
1 stop15h 24m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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
- BNA
1 stop5h 25m
Southwest
Mon 8/175:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/11![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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
Tue 8/258:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 7/14![Southwest logo]()
$377
This Expedia deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:57 am
ISP
- BNA
1 stop24h 20m
Frontier
Sun 8/235:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/10![Frontier logo]()
$275
This Expedia deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 7/11![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:09 pm
ISP
- BNA
1 stop23h 58m
Multiple Airlines
Tue 8/2511:12 am
BNA
- ISP
1 stop21h 41m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$288
This Expedia deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/217:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Mon 8/245:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/14![Frontier logo]()
$259
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/256:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Tue 9/12:15 pm
BNA
- ISP
1 stop5h 50m
Southwest
Deal found 7/11![Southwest logo]()
$234
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:20 pm
ISP
- BNA
1 stop5h 15m
Southwest
Sat 8/296:10 am
BNA
- ISP
1 stop4h 55m
Southwest
Deal found 7/10![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/253:20 pm
ISP
- MEM
2 stops8h 05m
Southwest
Tue 9/18:15 am
MEM
- ISP
2 stops7h 40m
Southwest
Deal found 7/11![Southwest logo]()
$343
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 15, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
This Frontier deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/10![Frontier logo]()
$105
This Travelocity deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:57 am
ISP
- BNA
1 stop24h 20m
Frontier
Deal found 7/13![Frontier logo]()
$140
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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
1 stop4h 35m
Southwest
Deal found 7/11![Southwest logo]()
$145
This Frontier deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 7/15![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 8/207:09 pm
ISP
- TYS
1 stop23h 56m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$155
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 10/105:25 am
ISP
- BNA
2 stops6h 55m
Southwest
Deal found 7/14![Southwest logo]()
$163
This Frontier deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/11![Frontier logo]()
$173
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” 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 8/206:10 am
ISP
- TYS
2 stops11h 00m
Southwest
Deal found 7/12![Southwest logo]()
$184
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 10/97:10 pm
ISP
- BNA
1 stop5h 40m
Southwest
Deal found 7/14![Southwest logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:27 pm
ISP
- BNA
3 stops40h 34m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$208
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” 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
- BNA
2 stops5h 55m
Southwest
Deal found 7/13![Southwest logo]()
$209
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” 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 8/410:55 am
ISP
- BNA
1 stop6h 35m
Southwest
Deal found 7/11![Southwest logo]()
$214
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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $234 (Southwest) |
One-way from | $105 (Frontier) |
Popular in | March |
Cheapest in | January |
Average price | $266 |
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 15, 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
Wed 8/12
6:05 am-11:15 am
2 stops6h 10m
Nashville Intl
Mon 8/17
5:25 am-12:35 pm
1 stop6h 10m
$294
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/5
11:55 am-7:20 pm
2 stops8h 25m
Nashville Intl
Thu 9/10
12:45 pm-10:05 pm
2 stops8h 20m
$299
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Wed 11/11
12:25 pm-7:50 pm
1 stop7h 25m
Knoxville McGhee Tyson
Wed 11/18
7:55 am-9:10 pm
2 stops13h 15m
$307
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 10/9
5:40 pm-12:25 am
2 stops7h 45m
Nashville Intl
Mon 10/12
5:30 am-2:30 pm
2 stops8h 00m
$323
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Wed 8/19
6:05 am-10:30 am
1 stop5h 25m
Nashville Intl
Sun 8/23
10:50 am-6:45 pm
2 stops6h 55m
$326
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 8/25
6:05 am-11:40 am
2 stops6h 35m
Nashville Intl
Tue 8/25
2:15 pm-9:05 pm
1 stop5h 50m
$328
IslipMemphis
ISP - MEM
ISPMEM
Islip Long Island
Tue 8/25
3:20 pm-10:25 pm
2 stops8h 05m
Memphis
Tue 9/1
8:15 am-4:55 pm
2 stops7h 40m
$343
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Sun 9/6
6:50 am-4:05 pm
2 stops9h 15m
Knoxville McGhee Tyson
Sat 9/12
6:50 am-2:30 pm
2 stops7h 40m
$343
Quickest round-trip
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sun 8/23
12:45 pm-4:25 pm
1 stop4h 40m
Nashville Intl
Sat 8/29
6:10 am-12:05 pm
1 stop4h 55m
$348
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Wed 11/11
12:25 pm-7:50 pm
1 stop7h 25m
Knoxville McGhee Tyson
Sun 11/15
8:10 am-11:45 am
1 stop3h 35m
$350
Showing 1-10 of 41 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 July 15, 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
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Crew
8.6
Boarding
8.1
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
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 15, 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$398 | FlexibilityNo cancel fee | On-time63% |