$167+ Cheap flights from Islip, NY (ISP) to Tennessee
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Nov 18 — Nov 251
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 October 19, 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 October 19, 2026.
This Southwest deal was found by Cheapflights users on 10/18. 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.
Thu 12/104:05 pm -
1 stop6h 25m
Sat 12/126:00 am -
1 stop7h 55m
Deal found 10/18![Southwest logo]()
$300
This CheapOair deal was found by Cheapflights users on 10/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:33 pm -
1 stop15h 23m
Sat 10/319:43 am -
1 stop6h 48m
Deal found 10/15![Frontier logo]()
$338
This Southwest deal was found by Cheapflights users on 10/14. 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.
Wed 12/212:30 pm -
1 stop4h 25m
Mon 12/72:05 pm -
1 stop6h 00m
Deal found 10/14![Southwest logo]()
$352
This Southwest deal was found by Cheapflights users on 10/14. 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 12/104:05 pm -
1 stop6h 20m
Sun 12/135:15 am -
1 stop5h 30m
Deal found 10/14![Southwest logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:26 pm -
1 stop20h 36m
Sun 12/137:00 am -
1 stop9h 54m
Deal found 10/15![Multiple Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 10/14. 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.
Wed 12/212:30 pm -
1 stop6h 00m
Sat 12/512:35 pm -
2 stops8h 10m
Deal found 10/14![Southwest logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:00 pm -
2 stops21h 56m
Sat 11/79:43 am -
1 stop6h 48m
Deal found 10/15![Multiple Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 10/16. 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 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 stop6h 40m
Deal found 10/16![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 10/14. 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 12/104:05 pm -
1 stop4h 40m
Sun 12/138:10 am -
1 stop3h 35m
Deal found 10/14![Southwest logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:57 am -
2 stops33h 21m
Mon 11/23:13 pm -
1 stop19h 07m
Deal found 10/14![Breeze Airways logo]()
$445
This Southwest deal was found by Cheapflights users on 10/17. 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.
Wed 11/114:05 pm -
1 stop4h 45m
Fri 11/1312:50 pm -
2 stops10h 45m
Deal found 10/17![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 10/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:10 pm -
1 stop6h 25m
Tue 11/31:00 pm -
1 stop8h 05m
Deal found 10/15![Southwest logo]()
$487
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 October 19, 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 October 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Thu 1/2110:57 am -
2 stops24h 33m
Fri 2/58:21 pm -
1 stop11h 39m
Deal found 10/18![Multiple Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 10/14. 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 2/411:20 am -
2 stops9h 10m
Mon 2/89:20 am -
1 stop5h 35m
Deal found 10/14![Southwest logo]()
$344
This Booking.com deal was found by Cheapflights users on 10/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2110:57 am -
1 stop23h 36m
Fri 2/58:21 pm -
3 stops13h 42m
Deal found 10/18![Breeze Airways logo]()
$599
This Southwest deal was found by Cheapflights users on 10/14. 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 1/75:45 am -
2 stops6h 50m
Mon 1/116:55 am -
1 stop4h 00m
Deal found 10/14![Southwest logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Thu 1/1410:57 am -
1 stop23h 36m
Sun 1/177:22 pm -
2 stops14h 11m
Deal found 10/16![Multiple Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 10/14. 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.
Wed 12/26:05 am -
2 stops6h 15m
Mon 12/72:25 pm -
2 stops6h 15m
Deal found 10/14![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 10/14. 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.
Wed 12/212:30 pm -
1 stop6h 00m
Sat 12/512:35 pm -
2 stops8h 10m
Deal found 10/14![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 10/14. 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 12/1012:30 pm -
2 stops8h 15m
Sun 12/131:40 pm -
2 stops8h 50m
Deal found 10/14![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 10/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/14:05 pm -
1 stop6h 25m
Thu 12/35:40 am -
2 stops9h 35m
Deal found 10/15![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 10/17. 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 11/249:25 am -
1 stop9h 05m
Tue 12/12:00 pm -
1 stop6h 45m
Deal found 10/17![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/145:45 am -
2 stops6h 55m
Sun 1/1711:00 am -
2 stops9h 30m
Deal found 10/16![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 10/14. 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 3/304:25 pm -
1 stop6h 15m
Mon 4/52:50 pm -
1 stop6h 10m
Deal found 10/14![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 10/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1012:40 pm -
1 stop5h 40m
Mon 3/157:55 am -
2 stops9h 40m
Deal found 10/15![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 10/18. 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 11/135:35 am -
1 stop5h 55m
Mon 11/165:50 am -
1 stop4h 55m
Deal found 10/18![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:30 pm -
2 stops7h 15m
Sat 11/712:35 pm -
2 stops9h 15m
Deal found 10/16![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 10/16. 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 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
Wed 11/47:55 am -
1 stop3h 50m
Deal found 10/16![Southwest logo]()
$487
This Southwest deal was found by Cheapflights users on 10/17. 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 11/15:35 am -
2 stops9h 25m
Thu 11/58:10 am -
1 stop3h 35m
Deal found 10/17![Southwest logo]()
$492
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:05 pm -
1 stop4h 45m
Sun 11/158:10 am -
1 stop3h 35m
Deal found 10/16![Southwest logo]()
$515
This Southwest deal was found by Cheapflights users on 10/14. 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 12/1012:30 pm -
2 stops7h 15m
Sun 12/1312:50 pm -
2 stops10h 40m
Deal found 10/14![Southwest logo]()
$547
This Southwest deal was found by Cheapflights users on 10/14. 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 10/296:00 am -
2 stops7h 10m
Mon 11/26:40 am -
2 stops7h 55m
Deal found 10/14![Southwest logo]()
$567
This Southwest deal was found by Cheapflights users on 10/14. 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 11/612:25 pm -
1 stop9h 20m
Mon 11/912:50 pm -
2 stops10h 45m
Deal found 10/14![Southwest logo]()
$720
This Southwest deal was found by Cheapflights users on 10/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/133:30 pm -
2 stops8h 05m
Sat 2/201:50 pm -
2 stops7h 55m
Deal found 10/15![Southwest logo]()
$892
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated October 19, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 10/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:55 pm -
1 stop25h 48m
Thu 10/229:38 am -
1 stop6h 52m
Deal found 10/14![Frontier logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:00 pm -
2 stops21h 56m
Sat 11/79:43 am -
1 stop6h 48m
Deal found 10/15![Multiple Airlines logo]()
$380
This CheapOair deal was found by Cheapflights users on 10/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:33 pm -
1 stop15h 23m
Sat 10/319:43 am -
1 stop6h 48m
Deal found 10/15![Frontier logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:13 pm -
1 stop5h 53m
Sat 10/319:43 am -
2 stops24h 34m
Deal found 10/15![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:57 am -
2 stops33h 21m
Mon 11/23:13 pm -
1 stop19h 07m
Deal found 10/14![Breeze Airways logo]()
$445
This Trip.com deal was found by Cheapflights users on 10/17. 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 11/16:33 pm -
1 stop26h 08m
Thu 11/59:43 am -
1 stop6h 48m
Deal found 10/17![Frontier logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/23:02 pm -
2 stops29h 39m
Fri 11/68:26 pm -
1 stop20h 05m
Deal found 10/18![Multiple Airlines logo]()
$416
This Southwest deal was found by Cheapflights users on 10/16. 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 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 stop6h 40m
Deal found 10/16![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 10/17. 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.
Wed 11/114:05 pm -
1 stop4h 45m
Fri 11/1312:50 pm -
2 stops10h 45m
Deal found 10/17![Southwest logo]()
$452
This Trip.com deal was found by Cheapflights users on 10/17. 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.
Sat 11/146:33 pm -
1 stop15h 23m
Sat 11/2112:20 pm -
1 stop26h 25m
Deal found 10/17![Frontier logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Thu 11/1910:57 am -
2 stops21h 20m
Sun 11/227:00 am -
1 stop9h 33m
Deal found 10/18![Multiple Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 10/17. 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 11/249:25 am -
1 stop9h 05m
Tue 12/12:00 pm -
1 stop6h 45m
Deal found 10/17![Southwest logo]()
$432
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 October 19, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Trip.com deal was found by Cheapflights users on 10/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:26 pm -
1 stop26h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$167
This Southwest deal was found by Cheapflights users on 10/14. 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.
Mon 2/84:30 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Southwest logo]()
$170
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:05 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 10/18. 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.
Sat 4/176:00 am -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Southwest logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:00 pm -
3 stops49h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:45 pm -
3 stops41h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Thu 11/1910:57 am -
3 stops22h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:35 pm -
2 stops8h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Southwest logo]()
$263
This JetBlue deal was found by Cheapflights users on 10/18. 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.
Tue 11/106:00 am -
1 stop8h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![JetBlue logo]()
$286
This Southwest deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:25 am -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 10/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:50 pm -
1 stop3h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Southwest logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Tue 11/2412:00 pm -
3 stops47h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$432
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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $254 (Kiwi.com) |
One-way from | $167 (Trip.com) |
Popular in | October |
Cheapest in | January |
Average price | $363 |
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 October 19, 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
Mon 2/8
4:30 pm-9:55 pm
1 stop6h 25m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$170
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 11/19
4:05 pm-9:30 pm
1 stop6h 25m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$193
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 12/10
6:05 am-11:20 am
2 stops6h 15m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$198
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Sat 4/17
6:00 am-10:50 am
1 stop5h 50m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$229
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sat 10/24
12:00 pm-1:22 pm
3 stops49h 22m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$239
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 11/19
10:57 am-8:35 am
3 stops22h 38m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$245
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Fri 11/6
1:35 pm-9:10 pm
2 stops8h 35m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$263
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 11/12
6:00 am-1:28 pm
1 stop8h 28m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$286
IslipMemphis
ISP Islip Long Island - MEM Memphis
ISPMEM
Islip Long Island
Tue 11/24
9:25 am-6:40 pm
1 stop10h 15m
Memphis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$294
IslipMemphis
ISP Islip Long Island - MEM Memphis
ISPMEM
Islip Long Island
Thu 1/21
10:57 am-10:30 am
2 stops24h 33m
Memphis
Fri 2/5
8:21 pm-9:00 am
1 stop11h 39m
$322
Showing 1-10 of 36 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
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
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 $484 and $547 in December.The cheapest round-trip price found within the last 5 days was $300 on Southwest (Dec 10-Dec 12).
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 October 19, 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.
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
7.9
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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
Browse other Islip and Tennessee flight options. Last updated on October 19, 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 October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$430 | FlexibilityNo cancel fee | On-time63% |