$147+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Oct 22 — Oct 291
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 September 22, 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 September 22, 2026.
This Southwest deal was found by Cheapflights users on 9/17. 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 10/243:50 pm -
1 stop3h 55m
Wed 10/285:00 pm -
1 stop4h 40m
Deal found 9/17![Southwest logo]()
$267
This Southwest deal was found by Cheapflights users on 9/17. 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 10/1412:50 pm -
2 stops7h 45m
Wed 10/218:30 am -
1 stop6h 15m
Deal found 9/17![Southwest logo]()
$279
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/226:25 pm -
1 stop15h 28m
Sat 10/249:38 am -
1 stop6h 52m
Deal found 9/17![Frontier logo]()
$289
This Southwest deal was found by Cheapflights users on 9/17. 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.
Fri 10/305:40 pm -
1 stop5h 35m
Tue 11/32:00 pm -
1 stop6h 40m
Deal found 9/17![Southwest logo]()
$306
This CheapOair deal was found by Cheapflights users on 9/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 pm -
1 stop19h 39m
Sat 10/179:38 am -
1 stop6h 52m
Deal found 9/18![Frontier logo]()
$311
This Southwest deal was found by Cheapflights users on 9/20. 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.
Wed 11/44:05 pm -
1 stop6h 25m
Sat 11/76:00 am -
1 stop5h 05m
Deal found 9/20![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 9/21. 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.
Tue 10/274:20 pm -
1 stop3h 50m
Sun 11/112:50 pm -
2 stops10h 40m
Deal found 9/21![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 9/20. 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.
Sat 10/2412:20 pm -
2 stops7h 10m
Mon 10/265:45 am -
2 stops7h 45m
Deal found 9/20![Southwest logo]()
$433
This Southwest deal was found by Cheapflights users on 9/21. 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 10/195:40 pm -
1 stop3h 55m
Fri 10/238:20 am -
1 stop6h 10m
Deal found 9/21![Southwest logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 pm -
1 stop28h 40m
Mon 10/197:00 am -
1 stop11h 00m
Deal found 9/21![Multiple Airlines logo]()
$488
This Southwest deal was found by Cheapflights users on 9/20. 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 11/304:55 pm -
1 stop4h 50m
Thu 12/107:55 am -
1 stop8h 20m
Deal found 9/20![Southwest logo]()
$507
This Southwest deal was found by Cheapflights users on 9/19. 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.
Sun 10/45:40 am -
2 stops9h 10m
Thu 10/82:35 pm -
1 stop8h 05m
Deal found 9/19![Southwest logo]()
$548
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 September 22, 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 September 22, 2026.
This Southwest deal was found by Cheapflights users on 9/17. 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 10/1412:50 pm -
1 stop4h 40m
Wed 10/218:30 am -
1 stop6h 15m
Deal found 9/17![Southwest logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:31 pm -
1 stop4h 50m
Mon 10/199:38 am -
2 stops26h 20m
Deal found 9/21![Multiple Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 9/17. 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.
Fri 10/307:10 pm -
1 stop5h 45m
Tue 11/38:15 am -
2 stops7h 00m
Deal found 9/17![Southwest logo]()
$311
This KAYAK deal was found by Cheapflights users on 9/21. 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 KAYAK 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 9/21![Breeze Airways logo]()
$718
This Southwest deal was found by Cheapflights users on 9/17. 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.
Thu 10/225:40 pm -
2 stops7h 15m
Sat 10/245:00 am -
2 stops9h 05m
Deal found 9/17![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 9/19. 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 11/124:25 pm -
1 stop7h 40m
Mon 11/165:50 am -
1 stop4h 55m
Deal found 9/19![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 9/20. 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 10/165:40 pm -
1 stop5h 35m
Mon 10/195:00 am -
1 stop8h 30m
Deal found 9/20![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 9/18. 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 10/165:40 pm -
1 stop5h 35m
Fri 10/237:00 pm -
1 stop3h 40m
Deal found 9/18![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 9/17. 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.
Thu 12/104:05 pm -
1 stop6h 20m
Sun 12/1310:50 am -
2 stops5h 15m
Deal found 9/17![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 9/19. 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.
Fri 11/612:25 pm -
1 stop4h 15m
Sun 11/85:10 am -
1 stop5h 35m
Deal found 9/19![Southwest logo]()
$401
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/310:57 am -
1 stop23h 16m
Mon 1/118:21 pm -
3 stops37h 42m
Deal found 9/18![Breeze Airways logo]()
$743
This Southwest deal was found by Cheapflights users on 9/20. 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.
Sat 10/2412:20 pm -
2 stops7h 10m
Mon 10/265:45 am -
2 stops7h 45m
Deal found 9/20![Southwest logo]()
$433
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:57 am -
2 stops33h 44m
Fri 1/158:21 pm -
3 stops13h 42m
Deal found 9/18![Breeze Airways logo]()
$779
This Southwest deal was found by Cheapflights users on 9/21. 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 10/195:40 pm -
1 stop3h 55m
Fri 10/238:20 am -
1 stop6h 10m
Deal found 9/21![Southwest logo]()
$439
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:57 am -
2 stops33h 44m
Mon 1/118:21 pm -
3 stops37h 42m
Deal found 9/18![Breeze Airways logo]()
$793
This United deal was found by Cheapflights users on 9/17. 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 10/2312:30 pm -
2 stops27h 37m
Sun 10/256:37 pm -
2 stops40h 32m
Deal found 9/17![Multiple Airlines logo]()
$1,066
This Southwest deal was found by Cheapflights users on 9/19. 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.
Sun 10/45:40 am -
2 stops9h 10m
Thu 10/82:35 pm -
1 stop8h 05m
Deal found 9/19![Southwest logo]()
$548
This Southwest deal was found by Cheapflights users on 9/20. 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 11/306:05 am -
2 stops10h 55m
Thu 12/101:00 pm -
2 stops8h 40m
Deal found 9/20![Southwest logo]()
$598
This Southwest deal was found by Cheapflights users on 9/21. 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.
Wed 10/74:20 pm -
2 stops7h 00m
Sun 10/112:25 pm -
1 stop8h 15m
Deal found 9/21![Southwest logo]()
$626
This Southwest deal was found by Cheapflights users on 9/21. 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.
Thu 10/156:00 am -
2 stops7h 10m
Mon 10/1912:50 pm -
2 stops10h 50m
Deal found 9/21![Southwest logo]()
$627
This Southwest deal was found by Cheapflights users on 9/17. 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 -
2 stops12h 20m
Sat 11/2812:50 pm -
1 stop11h 00m
Deal found 9/17![Southwest logo]()
$748
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated September 22, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:43 pm -
1 stop24h 02m
Thu 10/89:38 am -
1 stop6h 52m
Deal found 9/18![Frontier logo]()
$355
This Southwest deal was found by Cheapflights users on 9/19. 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.
Sun 10/45:40 am -
2 stops9h 10m
Thu 10/82:35 pm -
1 stop8h 05m
Deal found 9/19![Southwest logo]()
$548
This CheapOair deal was found by Cheapflights users on 9/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:25 pm -
1 stop19h 39m
Sat 10/179:38 am -
1 stop6h 52m
Deal found 9/18![Frontier logo]()
$311
This Southwest deal was found by Cheapflights users on 9/17. 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 10/1412:50 pm -
2 stops7h 45m
Wed 10/218:30 am -
1 stop6h 15m
Deal found 9/17![Southwest logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 pm -
1 stop28h 40m
Mon 10/197:00 am -
1 stop11h 00m
Deal found 9/21![Multiple Airlines logo]()
$488
This Southwest deal was found by Cheapflights users on 9/21. 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 10/195:40 pm -
1 stop3h 55m
Fri 10/238:20 am -
1 stop6h 10m
Deal found 9/21![Southwest logo]()
$439
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/226:25 pm -
1 stop15h 28m
Sat 10/249:38 am -
1 stop6h 52m
Deal found 9/17![Frontier logo]()
$289
This Southwest deal was found by Cheapflights users on 9/17. 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 10/243:50 pm -
1 stop3h 55m
Wed 10/285:00 pm -
1 stop4h 40m
Deal found 9/17![Southwest logo]()
$267
This CheapOair deal was found by Cheapflights users on 9/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:25 pm -
1 stop16h 40m
Sun 10/258:29 pm -
1 stop20h 31m
Deal found 9/21![Frontier logo]()
$344
This Southwest deal was found by Cheapflights users on 9/20. 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.
Sat 10/2412:20 pm -
2 stops7h 10m
Mon 10/265:45 am -
2 stops7h 45m
Deal found 9/20![Southwest logo]()
$433
This Southwest deal was found by Cheapflights users on 9/21. 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.
Tue 10/274:20 pm -
1 stop3h 50m
Sun 11/112:50 pm -
2 stops10h 40m
Deal found 9/21![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 9/17. 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.
Fri 10/305:40 pm -
1 stop5h 35m
Tue 11/32:00 pm -
1 stop6h 40m
Deal found 9/17![Southwest logo]()
$306
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 September 22, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This Trip.com deal was found by Cheapflights users on 9/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:55 pm -
1 stop25h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Wed 10/2112:00 pm -
2 stops21h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$163
This Southwest deal was found by Cheapflights users on 9/18. 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.
Wed 10/2112:50 pm -
1 stop4h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Southwest logo]()
$170
This Southwest deal was found by Cheapflights users on 9/19. 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 10/193:10 pm -
2 stops7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Southwest logo]()
$175
This Southwest deal was found by Cheapflights users on 9/19. 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.
Fri 11/1312:25 pm -
1 stop4h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Southwest logo]()
$183
This Frontier deal was found by Cheapflights users on 9/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/511:59 am -
1 stop6h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$189
This Southwest deal was found by Cheapflights users on 9/21. 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.
Tue 10/134:20 pm -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 9/18. 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 10/223:10 pm -
2 stops7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Southwest logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/193:02 pm -
3 stops24h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$216
This Southwest deal was found by Cheapflights users on 9/21. 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.
Thu 10/83:10 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Southwest logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:25 pm -
3 stops29h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 9/21. 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.
Sat 10/1012:20 pm -
1 stop7h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Southwest logo]()
$315
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 September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $267 (Southwest) |
One-way from | $147 (CheapOair) |
Popular in | September |
Cheapest in | January |
Average price | $329 |
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 September 22, 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
Wed 10/21
12:50 pm-4:30 pm
1 stop4h 40m
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
Mon 10/19
3:10 pm-9:25 pm
2 stops7h 15m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$175
Quickest round-trip
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Fri 11/13
12:25 pm-3:40 pm
1 stop4h 15m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$183
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Fri 3/5
11:59 am-5:43 pm
1 stop6h 44m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$189
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 10/22
3:10 pm-9:25 pm
2 stops7h 15m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$206
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 3/11
9:50 am-2:30 pm
1 stop5h 40m
Nashville Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$249
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Thu 10/8
3:10 pm-9:35 pm
1 stop6h 25m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$294
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Wed 10/14
12:50 pm-4:30 pm
1 stop4h 40m
Nashville Intl
Wed 10/21
8:30 am-3:45 pm
1 stop6h 15m
$296
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sat 10/10
6:25 pm-11:30 pm
3 stops29h 05m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$298
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Fri 10/30
7:10 pm-11:55 pm
1 stop5h 45m
Nashville Intl
Tue 11/3
8:15 am-4:15 pm
2 stops7h 00m
$311
Showing 1-10 of 35 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 $350 and $464 in October.The cheapest round-trip price found within the last 5 days was $267 on Southwest (Oct 24-Oct 28).
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 September 22, 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
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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 September 22, 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 September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$418 | FlexibilityNo cancel fee | On-time63% |