$100+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Sep 20 — Sep 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 August 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 August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:43 pm -
1 stop24h 02m
Tue 9/229:43 am -
1 stop6h 15m
Deal found 8/19![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:38 pm -
2 stops20h 10m
Tue 9/229:43 am -
1 stop6h 15m
Deal found 8/19![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:43 pm -
1 stop24h 02m
Mon 9/285:40 pm -
2 stops18h 18m
Deal found 8/18![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:43 pm -
1 stop16h 05m
Mon 9/285:40 pm -
1 stop22h 18m
Deal found 8/18![Frontier logo]()
$220
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:43 pm -
1 stop16h 05m
Mon 9/145:40 pm -
1 stop22h 18m
Deal found 8/18![Frontier logo]()
$243
This Priceline deal was found by Cheapflights users on 8/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am -
1 stop7h 28m
Wed 9/239:43 am -
1 stop6h 15m
Deal found 8/19![Multiple Airlines logo]()
$255
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 pm -
1 stop15h 28m
Sat 10/178:29 pm -
1 stop20h 01m
Deal found 8/19![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:43 pm -
1 stop17h 39m
Tue 9/225:40 pm -
2 stops16h 40m
Deal found 8/18![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Mon 10/196:55 pm -
1 stop23h 57m
Mon 10/262:12 pm -
2 stops45h 08m
Deal found 8/20![Multiple Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:05 pm -
1 stop4h 40m
Sat 11/78:15 am -
1 stop3h 50m
Deal found 8/19![Southwest logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sun 10/186:25 pm -
1 stop27h 14m
Mon 10/262:12 pm -
2 stops45h 08m
Deal found 8/20![Multiple Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 8/19. 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 10/263:10 pm -
1 stop6h 20m
Thu 10/298:20 am -
1 stop6h 10m
Deal found 8/19![Southwest logo]()
$351
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 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 August 21, 2026.
This Frontier deal was found by Cheapflights users on 8/20. 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 9/610:57 am -
1 stop6h 08m
Thu 9/109:43 am -
1 stop6h 15m
Deal found 8/20![Frontier logo]()
$274
This JetBlue deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:00 am -
1 stop7h 28m
Fri 9/182:25 pm -
1 stop7h 57m
Deal found 8/16![JetBlue logo]()
$283
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:05 pm -
1 stop4h 40m
Sat 11/78:15 am -
1 stop3h 50m
Deal found 8/19![Southwest logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sun 10/186:25 pm -
1 stop27h 14m
Mon 10/262:12 pm -
2 stops45h 08m
Deal found 8/20![Multiple Airlines logo]()
$332
This JetBlue deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
1 stop7h 28m
Wed 9/162:25 pm -
1 stop7h 57m
Deal found 8/17![JetBlue logo]()
$283
This JetBlue deal was found by Cheapflights users on 8/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:00 am -
1 stop7h 28m
Thu 9/172:25 pm -
1 stop7h 57m
Deal found 8/18![JetBlue logo]()
$283
This Southwest deal was found by Cheapflights users on 8/19. 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.
Wed 9/1612:55 pm -
2 stops6h 55m
Wed 9/2311:40 am -
2 stops8h 30m
Deal found 8/19![Southwest logo]()
$356
This Southwest deal was found by Cheapflights users on 8/19. 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 10/265:40 pm -
1 stop3h 50m
Thu 10/2912:50 pm -
2 stops10h 45m
Deal found 8/19![Southwest logo]()
$362
This JetBlue deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am -
1 stop7h 28m
Wed 9/232:25 pm -
1 stop7h 57m
Deal found 8/16![JetBlue logo]()
$336
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops6h 05m
Sun 11/15:00 am -
2 stops9h 35m
Deal found 8/19![Southwest logo]()
$381
This JetBlue deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am -
1 stop7h 28m
Wed 9/232:25 pm -
1 stop7h 57m
Deal found 8/20![JetBlue logo]()
$368
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:30 am -
2 stops8h 30m
Thu 9/101:00 pm -
1 stop8h 35m
Deal found 8/19![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 8/20. 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 10/266:00 am -
2 stops7h 10m
Fri 10/301:50 pm -
2 stops9h 45m
Deal found 8/20![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:30 am -
2 stops6h 35m
Mon 9/1412:10 pm -
2 stops9h 00m
Deal found 8/19![Southwest logo]()
$410
This Southwest deal was found by Cheapflights users on 8/17. 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.
Sun 10/2511:00 am -
1 stop10h 20m
Sun 11/18:10 am -
1 stop3h 35m
Deal found 8/17![Southwest logo]()
$424
This Southwest deal was found by Cheapflights users on 8/18. 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 9/44:05 pm -
2 stops7h 40m
Fri 9/1112:45 pm -
2 stops8h 25m
Deal found 8/18![Southwest logo]()
$432
This United deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/154:33 pm -
2 stops28h 16m
Fri 1/296:30 am -
2 stops13h 31m
Deal found 8/17![Multiple Airlines logo]()
$937
This Southwest deal was found by Cheapflights users on 8/17. 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.
Tue 9/112:55 pm -
1 stop6h 55m
Sat 9/512:30 pm -
1 stop7h 05m
Deal found 8/17![Southwest logo]()
$447
This Southwest deal was found by Cheapflights users on 8/20. 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 10/193:10 pm -
2 stops7h 30m
Mon 10/261:50 pm -
2 stops9h 45m
Deal found 8/20![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 8/21. 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 9/144:05 pm -
2 stops6h 55m
Thu 9/1711:20 am -
1 stop4h 05m
Deal found 8/21![Southwest logo]()
$492
This Southwest deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:05 pm -
2 stops6h 55m
Sun 9/611:15 am -
2 stops10h 30m
Deal found 8/20![Southwest logo]()
$527
This Southwest deal was found by Cheapflights users on 8/17. 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.
Tue 9/13:20 pm -
2 stops8h 05m
Sat 9/56:45 am -
1 stop5h 35m
Deal found 8/17![Southwest logo]()
$575
This Southwest deal was found by Cheapflights users on 8/17. 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.
Sun 9/1312:45 pm -
2 stops10h 15m
Sun 9/205:35 am -
2 stops9h 20m
Deal found 8/17![Southwest logo]()
$633
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:35 pm -
2 stops10h 25m
Mon 9/145:15 am -
2 stops6h 20m
Deal found 8/17![Southwest logo]()
$847
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated August 21, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/17. 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.
Tue 9/112:55 pm -
1 stop6h 55m
Sat 9/512:30 pm -
1 stop7h 05m
Deal found 8/17![Southwest logo]()
$447
This Orbitz deal was found by Cheapflights users on 8/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:09 pm -
1 stop21h 56m
Fri 9/115:40 pm -
1 stop22h 18m
Deal found 8/18![Frontier logo]()
$264
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:20 pm -
1 stop4h 35m
Thu 9/101:00 pm -
1 stop8h 35m
Deal found 8/19![Southwest logo]()
$377
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:43 pm -
1 stop16h 05m
Mon 9/145:40 pm -
1 stop22h 18m
Deal found 8/18![Frontier logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:43 pm -
1 stop24h 02m
Tue 9/229:43 am -
1 stop6h 15m
Deal found 8/19![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:38 pm -
2 stops20h 10m
Tue 9/229:43 am -
1 stop6h 15m
Deal found 8/19![Multiple Airlines logo]()
$182
This Priceline deal was found by Cheapflights users on 8/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am -
1 stop7h 28m
Wed 9/239:43 am -
1 stop6h 15m
Deal found 8/19![Multiple Airlines logo]()
$255
This Southwest deal was found by Cheapflights users on 8/19. 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.
Wed 9/163:20 pm -
1 stop4h 35m
Wed 9/238:05 am -
1 stop8h 55m
Deal found 8/19![Southwest logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/175:43 pm -
1 stop18h 58m
Thu 9/245:17 pm -
2 stops42h 03m
Deal found 8/20![Multiple Airlines logo]()
$458
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:43 pm -
1 stop17h 39m
Tue 9/225:40 pm -
2 stops16h 40m
Deal found 8/18![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:43 pm -
1 stop24h 02m
Mon 9/285:40 pm -
2 stops18h 18m
Deal found 8/18![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:43 pm -
1 stop16h 05m
Mon 9/285:40 pm -
1 stop22h 18m
Deal found 8/18![Frontier logo]()
$220
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 21, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:43 pm -
1 stop16h 05m
Deal found 8/19![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/912:00 pm -
2 stops29h 45m
Deal found 8/17![Multiple Airlines logo]()
$117
This Trip.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” 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.
Mon 9/145:43 pm -
1 stop24h 02m
Deal found 8/16![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:02 pm -
2 stops18h 46m
Deal found 8/19![Multiple Airlines logo]()
$138
This JetBlue deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:00 am -
1 stop7h 28m
Deal found 8/17![JetBlue logo]()
$142
This Frontier deal was found by Cheapflights users on 8/19. 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 -
1 stop6h 08m
Deal found 8/19![Frontier logo]()
$150
This Jetabroad deal was found by Cheapflights users on 8/17. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:43 pm -
1 stop27h 32m
Deal found 8/17![Frontier logo]()
$159
This Frontier deal was found by Cheapflights users on 8/18. 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.
Sun 8/3010:57 am -
1 stop6h 08m
Deal found 8/18![Frontier logo]()
$170
This Southwest deal was found by Cheapflights users on 8/17. 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 11/712:45 pm -
2 stops7h 25m
Deal found 8/17![Southwest logo]()
$175
This Frontier deal was found by Cheapflights users on 8/20. 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.
Wed 8/2610:57 am -
1 stop6h 08m
Deal found 8/20![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” 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 9/1411:52 am -
2 stops21h 56m
Deal found 8/16![Multiple Airlines logo]()
$182
This Trip.com deal was found by Cheapflights users on 8/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:09 pm -
1 stop16h 08m
Deal found 8/17![Frontier logo]()
$184
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 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $180 (Kiwi.com) |
One-way from | $100 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $250 |
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 7,457,451 searches. Data last updated August 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 Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Sun 9/6
10:57 am-4:05 pm
1 stop6h 08m
Nashville Intl
Thu 9/10
9:43 am-4:58 pm
1 stop6h 15m
$274
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Sat 9/12
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Fri 9/18
2:25 pm-11:22 pm
1 stop7h 57m
$283
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Tue 9/15
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Wed 9/16
2:25 pm-11:22 pm
1 stop7h 57m
$283
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Mon 9/14
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Thu 9/17
2:25 pm-11:22 pm
1 stop7h 57m
$283
Quickest round-trip
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Tue 11/3
4:05 pm-8:45 pm
1 stop4h 40m
Knoxville McGhee Tyson
Sat 11/7
8:15 am-12:05 pm
1 stop3h 50m
$311
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sun 10/18
6:25 pm-9:39 pm
1 stop27h 14m
Knoxville McGhee Tyson
Mon 10/26
2:12 pm-11:20 am
2 stops45h 08m
$332
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Wed 9/16
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Wed 9/23
2:25 pm-11:22 pm
1 stop7h 57m
$336
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Wed 9/16
12:55 pm-6:50 pm
2 stops6h 55m
Nashville Intl
Wed 9/23
11:40 am-9:10 pm
2 stops8h 30m
$356
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Mon 10/26
5:40 pm-9:30 pm
1 stop3h 50m
Knoxville McGhee Tyson
Thu 10/29
12:50 pm-11:35 pm
2 stops10h 45m
$362
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 9/17
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Wed 9/23
2:25 pm-11:22 pm
1 stop7h 57m
$368
Showing 1-10 of 45 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
How much does it cost to fly round-trip from Islip, New York to Tennessee?
Airfare is below average for this route at the moment.
Islip, New York to Tennessee flights typically cost between $430 and $552 in September.The cheapest round-trip price found within the last 5 days was $180 on Frontier (Sep 15-Sep 22).
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 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.
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
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 August 21, 2026.
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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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$418 | FlexibilityNo cancel fee | On-time63% |