$125+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Aug 26 — Sep 21
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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Islip to Tennessee
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Cheapest flights from Islip to TennesseeExplore the most affordable flight options available from Islip to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
Explore the most affordable flight options available from Islip to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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
ISP
- BNA
1 stop6h 08m
Frontier
Wed 9/99:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/26![Frontier logo]()
$249
This Expedia deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/315:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/24![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 9/611:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/27![Frontier logo]()
$256
This Expedia deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/305:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/24![Frontier logo]()
$262
This Priceline deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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.
Fri 9/410:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 9/611:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/22![Frontier logo]()
$268
This Trip.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/104:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Mon 9/147:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 7/22![Frontier logo]()
$272
This Trip.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:43 pm
ISP
- BNA
1 stop24h 35m
Frontier
Mon 9/145:40 pm
BNA
- ISP
1 stop22h 18m
Frontier
Deal found 7/27![Frontier logo]()
$273
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:45 am
ISP
- TYS
1 stop10h 25m
Southwest
Mon 9/141:00 pm
TYS
- ISP
1 stop8h 35m
Southwest
Deal found 7/24![Southwest logo]()
$273
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Mon 8/2410:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 9/109:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/26![Frontier logo]()
$275
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/22![Frontier logo]()
$278
This Trip.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Fri 9/185:43 pm
ISP
- BNA
1 stop16h 05m
Frontier
Sun 9/209:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/26![Frontier logo]()
$280
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 9/1211:55 am
ISP
- BNA
1 stop4h 50m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/23![Southwest logo]()
$289
Best flights from Islip to TennesseeDiscover carefully curated flight deals from Islip to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated flight deals from Islip to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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
ISP
- BNA
1 stop6h 08m
Frontier
Wed 9/99:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/26![Frontier logo]()
$249
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/106:45 am
ISP
- BNA
1 stop6h 15m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/22![Southwest logo]()
$289
This JetBlue deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 9/56:00 am
ISP
- BNA
1 stop8h 37m
JetBlue
Wed 9/92:25 pm
BNA
- ISP
1 stop7h 57m
JetBlue
Deal found 7/24![JetBlue logo]()
$405
This Trip.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Fri 9/185:43 pm
ISP
- BNA
1 stop16h 05m
Frontier
Sun 9/209:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/26![Frontier logo]()
$280
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 9/1211:55 am
ISP
- BNA
1 stop4h 50m
Southwest
Mon 9/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/23![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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
ISP
- TYS
1 stop6h 20m
Southwest
Fri 10/231:50 pm
TYS
- ISP
2 stops9h 45m
Southwest
Deal found 7/26![Southwest logo]()
$306
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 9/46:45 am
ISP
- BNA
1 stop6h 15m
Southwest
Sun 9/66:50 am
BNA
- ISP
2 stops8h 45m
Southwest
Deal found 7/22![Southwest logo]()
$363
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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
ISP
- BNA
2 stops7h 50m
Southwest
Mon 9/1411:05 am
BNA
- ISP
2 stops10h 00m
Southwest
Deal found 7/23![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/134:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Sun 8/1610:50 am
BNA
- ISP
2 stops6h 55m
Southwest
Deal found 7/24![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Mon 8/2412:40 pm
TYS
- ISP
2 stops9h 25m
Southwest
Deal found 7/25![Southwest logo]()
$376
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/2012:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Thu 8/2712:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/23![Southwest logo]()
$390
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 9/1812:35 pm
ISP
- BNA
2 stops7h 25m
Southwest
Sun 9/205:00 pm
BNA
- ISP
1 stop5h 20m
Southwest
Deal found 7/26![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:05 am
ISP
- MEM
2 stops6h 40m
Southwest
Thu 9/311:20 am
MEM
- ISP
2 stops9h 15m
Southwest
Deal found 7/24![Southwest logo]()
$418
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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
ISP
- MEM
2 stops9h 00m
Southwest
Mon 9/2111:20 am
MEM
- ISP
1 stop9h 50m
Southwest
Deal found 7/25![Southwest logo]()
$422
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:10 am
ISP
- TYS
2 stops11h 00m
Southwest
Mon 9/141:00 pm
TYS
- ISP
2 stops9h 10m
Southwest
Deal found 7/25![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/2812:35 pm
ISP
- TYS
2 stops6h 00m
Southwest
Sun 8/307:35 am
TYS
- ISP
2 stops11h 10m
Southwest
Deal found 7/27![Southwest logo]()
$447
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:30 am
ISP
- TYS
2 stops9h 10m
Southwest
Wed 8/128:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 7/24![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/1312:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Mon 8/1711:20 am
MEM
- ISP
1 stop9h 45m
Southwest
Deal found 7/24![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/712:35 pm
ISP
- TYS
2 stops6h 00m
Southwest
Tue 8/117:00 am
TYS
- ISP
2 stops7h 55m
Southwest
Deal found 7/23![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/1312:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Fri 8/1411:20 am
MEM
- ISP
1 stop9h 45m
Southwest
Deal found 7/24![Southwest logo]()
$492
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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 11/235:35 am
ISP
- MEM
1 stop11h 05m
Southwest
Mon 11/302:35 pm
MEM
- ISP
1 stop8h 15m
Southwest
Deal found 7/26![Southwest logo]()
$512
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated July 27, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/134:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Fri 8/145:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/24![Southwest logo]()
$363
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/22![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/2311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/22![Frontier logo]()
$346
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/2012:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Thu 8/2712:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/23![Southwest logo]()
$390
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/22![Frontier logo]()
$318
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2210:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/22![Frontier logo]()
$343
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Mon 8/2412:40 pm
TYS
- ISP
2 stops9h 25m
Southwest
Deal found 7/25![Southwest logo]()
$376
This Expedia deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:57 am
ISP
- BNA
1 stop24h 20m
Frontier
Thu 8/275:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/23![Frontier logo]()
$256
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” 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.
Mon 8/2410:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 9/109:43 am
BNA
- ISP
1 stop6h 15m
Frontier
Deal found 7/26![Frontier logo]()
$275
This Expedia deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Mon 8/315:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/24![Frontier logo]()
$250
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/276:10 am
ISP
- BNA
2 stops5h 55m
Southwest
Mon 8/315:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/24![Southwest logo]()
$294
This Expedia deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/305:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/24![Frontier logo]()
$262
One-way flights from Islip to TennesseeSearch for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/25![Frontier logo]()
$125
This Priceline deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Sun 8/2310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/24![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/25![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:43 pm
ISP
- BNA
1 stop23h 37m
Frontier
Deal found 7/26![Frontier logo]()
$180
This JetBlue deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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
ISP
- BNA
1 stop7h 28m
JetBlue
Deal found 7/25![JetBlue logo]()
$203
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:20 am
ISP
- BNA
2 stops8h 25m
Southwest
Deal found 7/24![Southwest logo]()
$214
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:00 pm
ISP
- BNA
1 stop6h 30m
Southwest
Deal found 7/22![Southwest logo]()
$219
This JetBlue deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am
ISP
- BNA
1 stop7h 28m
JetBlue
Deal found 7/22![JetBlue logo]()
$223
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:20 am
ISP
- BNA
2 stops5h 40m
Southwest
Deal found 7/24![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/83:15 pm
ISP
- BNA
1 stop6h 35m
Southwest
Deal found 7/24![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:05 pm
ISP
- MEM
2 stops6h 55m
Southwest
Deal found 7/24![Southwest logo]()
$253
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/1312:35 pm
ISP
- MEM
1 stop6h 15m
Southwest
Deal found 7/24![Southwest logo]()
$259
Find flight deals from Islip to Tennessee
Keep the following information in mind while searching for Islip to Tennessee flight deals. Data was last updated July 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $249 (Frontier) |
One-way from | $125 (Frontier) |
Popular in | March |
Cheapest in | January |
Average price | $285 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Tennessee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
Use the filters below to find and compare flights from Islip to Tennessee that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/5
10:57 am-4:05 pm
1 stop6h 08m
Nashville Intl
Wed 9/9
9:43 am-4:58 pm
1 stop6h 15m
$249
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 9/18
5:43 pm-8:48 am
1 stop16h 05m
Nashville Intl
Sun 9/20
9:43 am-4:58 pm
1 stop6h 15m
$280
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 9/10
6:45 am-12:00 pm
1 stop6h 15m
Nashville Intl
Mon 9/14
5:25 am-12:35 pm
1 stop6h 10m
$289
Quickest round-trip
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/12
11:55 am-3:45 pm
1 stop4h 50m
Nashville Intl
Mon 9/14
5:25 am-12:35 pm
1 stop6h 10m
$289
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Mon 10/19
3:10 pm-9:30 pm
1 stop6h 20m
Knoxville McGhee Tyson
Fri 10/23
1:50 pm-11:35 pm
2 stops9h 45m
$306
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 9/4
6:45 am-12:00 pm
1 stop6h 15m
Nashville Intl
Sun 9/6
6:50 am-4:35 pm
2 stops8h 45m
$363
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 9/11
4:05 pm-10:55 pm
2 stops7h 50m
Nashville Intl
Mon 9/14
11:05 am-10:05 pm
2 stops10h 00m
$368
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 8/13
4:05 pm-8:10 pm
1 stop5h 05m
Nashville Intl
Sun 8/16
10:50 am-6:45 pm
2 stops6h 55m
$368
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Sat 8/22
3:15 pm-7:20 pm
1 stop4h 05m
Knoxville McGhee Tyson
Mon 8/24
12:40 pm-10:05 pm
2 stops9h 25m
$376
IslipMemphis
ISP - MEM
ISPMEM
Islip Long Island
Thu 8/20
12:35 pm-5:50 pm
1 stop6h 15m
Memphis
Thu 8/27
12:20 pm-10:05 pm
2 stops8h 45m
$390
Showing 1-10 of 33 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-MEM
ISP-TYS
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-MEM
ISP-TYS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Tennessee
Get insights into the airlines that provide service to Tennessee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tennessee. Reviews last updated July 27, 2026.
Read through reviews of airlines operating flights from Islip to Tennessee, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Related info for your journey
Find useful and relevant information for your journey from Islip to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Islip to Tennessee
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Complete your trip
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Islip and Tennessee flights
Browse other Islip and Tennessee flight options. Last updated on July 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Islip to Tennessee flights
Consider these flights traveling from Islip to Tennessee.
Top airline flying from Islip to Tennessee
Discover the top airline that operate flights from Islip to Tennessee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$416 | FlexibilityNo cancel fee | On-time63% |