$85+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Sep 12 — Sep 191
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 13, 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 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/235:43 pm -
1 stop16h 05m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/9![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Wed 9/165:43 pm -
1 stop24h 02m
Wed 9/239:43 am -
1 stop6h 15m
Deal found 8/12![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/105:43 pm -
1 stop15h 59m
Wed 9/169:43 am -
1 stop6h 15m
Deal found 8/11![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Mon 9/145:43 pm -
1 stop16h 05m
Fri 9/185:40 pm -
1 stop22h 18m
Deal found 8/11![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 8/282:28 pm -
2 stops26h 37m
Tue 9/15:05 pm -
1 stop15h 48m
Deal found 8/9![Multiple Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/53:15 pm -
1 stop4h 10m
Fri 9/111:00 pm -
1 stop8h 35m
Deal found 8/9![Southwest logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/105:43 pm -
1 stop15h 59m
Mon 9/145:40 pm -
1 stop22h 18m
Deal found 8/12![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/2312:00 pm -
2 stops21h 48m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/9![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/107:31 pm -
2 stops38h 17m
Wed 9/169:43 am -
1 stop6h 15m
Deal found 8/11![Multiple Airlines logo]()
$242
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/166:05 am -
2 stops7h 50m
Wed 9/2311:15 am -
1 stop4h 45m
Deal found 8/12![Southwest logo]()
$246
This Southwest deal was found by Cheapflights users on 8/10. 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.
Sat 10/312:20 pm -
1 stop7h 15m
Tue 10/68:20 am -
1 stop3h 50m
Deal found 8/10![Southwest logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Tue 11/173:43 pm -
1 stop19h 29m
Tue 11/245:37 pm -
1 stop22h 56m
Deal found 8/10![Multiple Airlines logo]()
$247
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 13, 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 13, 2026.
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/53:15 pm -
1 stop4h 10m
Fri 9/111:00 pm -
1 stop8h 35m
Deal found 8/9![Southwest logo]()
$224
This Priceline deal was found by Cheapflights users on 8/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am -
1 stop7h 28m
Sun 9/139:43 am -
1 stop6h 15m
Deal found 8/12![Multiple Airlines logo]()
$273
This JetBlue deal was found by Cheapflights users on 8/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
1 stop8h 37m
Wed 9/22:30 pm -
1 stop6h 14m
Deal found 8/11![JetBlue logo]()
$283
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:43 pm -
1 stop26h 42m
Sun 9/138:11 pm -
1 stop19h 47m
Deal found 8/12![Frontier logo]()
$292
This Southwest deal was found by Cheapflights users on 8/10. 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.
Sat 10/36:15 am -
2 stops10h 30m
Tue 10/68:20 am -
1 stop3h 50m
Deal found 8/10![Southwest logo]()
$246
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/163:20 pm -
2 stops7h 45m
Wed 9/2310:05 am -
2 stops5h 55m
Deal found 8/12![Southwest logo]()
$251
This JetBlue deal was found by Cheapflights users on 8/10. 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 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 8/10![JetBlue logo]()
$283
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/93:20 pm -
1 stop4h 35m
Tue 9/158:05 am -
1 stop4h 05m
Deal found 8/12![Southwest logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Fri 9/410:57 am -
1 stop11h 59m
Mon 9/78:30 am -
1 stop25h 23m
Deal found 8/10![Multiple Airlines logo]()
$309
This JetBlue deal was found by Cheapflights users on 8/12. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am -
1 stop8h 37m
Wed 9/92:25 pm -
1 stop7h 57m
Deal found 8/12![JetBlue logo]()
$283
This KAYAK deal was found by Cheapflights users on 8/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:33 pm -
3 stops20h 37m
Mon 9/72:05 pm -
1 stop25h 42m
Deal found 8/10![Breeze Airways logo]()
$808
This JetBlue deal was found by Cheapflights users on 8/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:00 am -
1 stop7h 28m
Tue 9/222:25 pm -
1 stop7h 57m
Deal found 8/10![JetBlue logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 11/54:13 pm -
1 stop15h 52m
Sun 11/87:54 pm -
2 stops13h 34m
Deal found 8/10![Multiple Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 8/11. 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.
Mon 9/144:05 pm -
1 stop5h 05m
Fri 9/1812:10 pm -
1 stop8h 25m
Deal found 8/11![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 8/12. 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 10/153:10 pm -
2 stops7h 15m
Sun 10/185:15 pm -
1 stop5h 35m
Deal found 8/12![Southwest logo]()
$349
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/96:05 am -
1 stop5h 25m
Sun 9/1310:50 am -
2 stops6h 55m
Deal found 8/12![Southwest logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/175:43 pm -
2 stops21h 50m
Sun 9/208:11 pm -
1 stop19h 47m
Deal found 8/11![Multiple Airlines logo]()
$530
This Southwest deal was found by Cheapflights users on 8/12. 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 9/36:10 am -
2 stops5h 55m
Mon 9/75:25 am -
1 stop6h 10m
Deal found 8/12![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 10/125:40 pm -
1 stop3h 50m
Thu 10/1512:50 pm -
2 stops10h 45m
Deal found 8/9![Southwest logo]()
$378
This Southwest deal was found by Cheapflights users on 8/10. 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.
Thu 11/54:25 pm -
2 stops8h 15m
Sun 11/85:00 am -
2 stops11h 05m
Deal found 8/10![Southwest logo]()
$453
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/93:20 pm -
2 stops8h 10m
Sun 9/1312:40 pm -
1 stop5h 05m
Deal found 8/12![Southwest logo]()
$464
This Southwest deal was found by Cheapflights users on 8/11. 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 8/2712:35 pm -
1 stop6h 15m
Mon 8/3111:20 am -
1 stop4h 05m
Deal found 8/11![Southwest logo]()
$517
This United deal was found by Cheapflights users on 8/11. 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.
Thu 10/297:25 am -
2 stops10h 36m
Sun 11/17:00 am -
2 stops28h 05m
Deal found 8/11![Multiple Airlines logo]()
$1,100
This Southwest deal was found by Cheapflights users on 8/12. 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 9/1712:35 pm -
1 stop6h 15m
Sun 9/2010:45 am -
1 stop11h 35m
Deal found 8/12![Southwest logo]()
$535
This Southwest deal was found by Cheapflights users on 8/10. 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.
Mon 9/710:20 am -
1 stop8h 30m
Mon 9/1412:20 pm -
2 stops8h 50m
Deal found 8/10![Southwest logo]()
$813
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated August 13, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 8/282:28 pm -
2 stops26h 37m
Tue 9/15:05 pm -
1 stop15h 48m
Deal found 8/9![Multiple Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/53:15 pm -
1 stop4h 10m
Fri 9/111:00 pm -
1 stop8h 35m
Deal found 8/9![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/93:20 pm -
1 stop4h 35m
Tue 9/158:05 am -
1 stop4h 05m
Deal found 8/12![Southwest logo]()
$252
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:43 pm -
1 stop26h 42m
Sun 9/138:11 pm -
1 stop19h 47m
Deal found 8/12![Frontier logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/105:43 pm -
1 stop15h 59m
Wed 9/169:43 am -
1 stop6h 15m
Deal found 8/11![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/105:43 pm -
1 stop15h 59m
Mon 9/145:40 pm -
1 stop22h 18m
Deal found 8/12![Frontier logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/107:31 pm -
2 stops38h 17m
Wed 9/169:43 am -
1 stop6h 15m
Deal found 8/11![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Mon 9/145:43 pm -
1 stop16h 05m
Fri 9/185:40 pm -
1 stop22h 18m
Deal found 8/11![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Wed 9/165:43 pm -
1 stop24h 02m
Wed 9/239:43 am -
1 stop6h 15m
Deal found 8/12![Frontier logo]()
$185
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/166:05 am -
2 stops7h 50m
Wed 9/2311:15 am -
1 stop4h 45m
Deal found 8/12![Southwest logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/235:43 pm -
1 stop16h 05m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/9![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/2312:00 pm -
2 stops21h 48m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/9![Multiple Airlines logo]()
$232
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 13, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 9/115:43 pm -
1 stop16h 05m
Deal found 8/11![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/110:57 am -
1 stop30h 08m
Deal found 8/9![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/210:57 am -
1 stop24h 20m
Deal found 8/9![Frontier logo]()
$93
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:43 pm -
1 stop24h 02m
Deal found 8/11![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/105:43 pm -
1 stop15h 59m
Deal found 8/11![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:57 am -
2 stops23h 20m
Deal found 8/9![Multiple Airlines logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 9/15:27 pm -
2 stops17h 50m
Deal found 8/9![Multiple Airlines logo]()
$106
This Southwest deal was found by Cheapflights users on 8/12. 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.
Wed 9/1612:55 pm -
1 stop4h 35m
Deal found 8/12![Southwest logo]()
$120
This Frontier deal was found by Cheapflights users on 8/11. 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.
Sat 9/510:57 am -
1 stop6h 08m
Deal found 8/11![Frontier logo]()
$129
This Southwest deal was found by Cheapflights users on 8/11. 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.
Fri 9/114:05 pm -
1 stop3h 55m
Deal found 8/11![Southwest logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 9/115:43 pm -
3 stops40h 21m
Deal found 8/11![Multiple Airlines logo]()
$175
This Southwest deal was found by Cheapflights users on 8/11. 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 9/1712:35 pm -
1 stop6h 15m
Deal found 8/11![Southwest logo]()
$239
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 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $179 (Kiwi.com) |
One-way from | $85 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $246 |
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 13, 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
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sat 9/5
3:15 pm-7:25 pm
1 stop4h 10m
Knoxville McGhee Tyson
Fri 9/11
1:00 pm-9:35 pm
1 stop8h 35m
$224
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sat 10/3
6:15 am-4:45 pm
2 stops10h 30m
Knoxville McGhee Tyson
Tue 10/6
8:20 am-12:10 pm
1 stop3h 50m
$246
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Wed 9/16
3:20 pm-10:05 pm
2 stops7h 45m
Nashville Intl
Wed 9/23
10:05 am-5:00 pm
2 stops5h 55m
$251
Quickest round-trip
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Wed 9/9
3:20 pm-7:55 pm
1 stop4h 35m
Knoxville McGhee Tyson
Tue 9/15
8:05 am-12:10 pm
1 stop4h 05m
$252
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Wed 9/9
7:00 am-1:28 pm
1 stop7h 28m
Nashville Intl
Sun 9/13
9:43 am-4:58 pm
1 stop6h 15m
$273
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Tue 9/1
6:00 am-1:37 pm
1 stop8h 37m
Nashville Intl
Wed 9/2
2:30 pm-9:44 pm
1 stop6h 14m
$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
Tue 9/8
6:00 am-1:37 pm
1 stop8h 37m
Nashville Intl
Wed 9/9
2:25 pm-11:22 pm
1 stop7h 57m
$283
IslipMemphis
ISP Islip Long Island - MEM Memphis
ISPMEM
Islip Long Island
Wed 9/9
5:43 pm-7:25 pm
1 stop26h 42m
Memphis
Sun 9/13
8:11 pm-4:58 pm
1 stop19h 47m
$292
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Fri 9/4
10:57 am-10:56 pm
1 stop11h 59m
Knoxville McGhee Tyson
Mon 9/7
8:30 am-9:53 am
1 stop25h 23m
$309
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-TYS
ISP-BNA
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-TYS
ISP-BNA
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 August 13, 2026.
Read through reviews of airlines operating flights from Islip to Tennessee, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Related info for your journey
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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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$418 | FlexibilityNo cancel fee | On-time63% |