$116+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Aug 7 — Aug 141
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 July 8, 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 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 9/110:30 am
ISP
- BNA
1 stop6h 20m
Southwest
Tue 9/85:40 am
BNA
- ISP
1 stop8h 15m
Southwest
Deal found 7/7![Southwest logo]()
$234
This Booking.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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.
Sat 9/264:13 pm
ISP
- BNA
1 stop27h 29m
Frontier
Wed 9/3011:10 am
BNA
- ISP
1 stop21h 23m
Frontier
Deal found 7/5![Frontier logo]()
$246
This Booking.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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.
Wed 10/214:13 pm
ISP
- BNA
1 stop26h 25m
Frontier
Fri 10/236:34 pm
BNA
- ISP
1 stop19h 29m
Frontier
Deal found 7/4![Frontier logo]()
$251
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/207:09 pm
ISP
- BNA
1 stop16h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/6![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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
Mon 8/315:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/6![Frontier logo]()
$263
This Expedia deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/217:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Sun 8/2311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/7![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/64:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Fri 10/96:34 pm
BNA
- ISP
1 stop19h 29m
Frontier
Deal found 7/8![Frontier logo]()
$274
This Booking.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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.
Fri 9/114:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Mon 9/147:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 7/4![Frontier logo]()
$276
This Booking.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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.
Fri 9/184:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Mon 9/217:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 7/6![Frontier logo]()
$285
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 10/612:50 pm
ISP
- BNA
2 stops5h 50m
Southwest
Fri 10/97:20 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 7/8![Southwest logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:57 am
ISP
- TYS
1 stop11h 47m
Multiple Airlines
Fri 8/146:29 pm
TYS
- ISP
1 stop15h 24m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 10/146:05 am
ISP
- TYS
2 stops10h 35m
Southwest
Wed 10/218:20 am
TYS
- ISP
1 stop3h 50m
Southwest
Deal found 7/7![Southwest logo]()
$301
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 8, 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 8, 2026.
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 10/146:05 am
ISP
- TYS
2 stops10h 35m
Southwest
Wed 10/211:00 pm
TYS
- ISP
2 stops6h 55m
Southwest
Deal found 7/7![Southwest logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 7/305:50 pm
ISP
- MEM
2 stops25h 33m
Multiple Airlines
Sun 8/27:10 pm
MEM
- ISP
1 stop13h 43m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$394
This JetBlue deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/44:58 pm
ISP
- BNA
1 stop6h 39m
JetBlue
Tue 8/112:30 pm
BNA
- ISP
1 stop6h 19m
JetBlue
Deal found 7/7![JetBlue logo]()
$488
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/66:10 am
ISP
- BNA
2 stops5h 55m
Southwest
Sat 8/86:10 am
BNA
- ISP
1 stop7h 20m
Southwest
Deal found 7/7![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/1412:35 pm
ISP
- BNA
1 stop7h 00m
Southwest
Sun 8/165:00 pm
BNA
- ISP
1 stop5h 15m
Southwest
Deal found 7/7![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/74:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Sun 8/96:05 am
BNA
- ISP
1 stop8h 50m
Southwest
Deal found 7/7![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 9/1110:20 am
ISP
- BNA
2 stops5h 45m
Southwest
Sun 9/132:15 pm
BNA
- ISP
2 stops7h 20m
Southwest
Deal found 7/8![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 9/265:30 am
ISP
- BNA
2 stops7h 00m
Southwest
Wed 9/306:00 am
BNA
- ISP
1 stop5h 10m
Southwest
Deal found 7/5![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 8/410:55 am
ISP
- BNA
1 stop6h 35m
Southwest
Tue 8/1111:15 am
BNA
- ISP
1 stop4h 40m
Southwest
Deal found 7/5![Southwest logo]()
$392
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 7/275:20 am
ISP
- TYS
1 stop8h 25m
Southwest
Mon 8/37:30 am
TYS
- ISP
1 stop4h 20m
Southwest
Deal found 7/5![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 35m
Southwest
Mon 9/141:00 pm
BNA
- ISP
2 stops8h 05m
Southwest
Deal found 7/4![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 8/271:15 pm
ISP
- BNA
2 stops7h 55m
Southwest
Mon 8/3112:10 pm
BNA
- ISP
2 stops8h 55m
Southwest
Deal found 7/5![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/1511:55 am
ISP
- BNA
2 stops8h 40m
Southwest
Mon 8/176:35 am
BNA
- ISP
2 stops8h 50m
Southwest
Deal found 7/7![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 10/166:00 am
ISP
- MEM
1 stop5h 50m
Southwest
Sun 10/185:20 pm
MEM
- ISP
1 stop5h 30m
Southwest
Deal found 7/5![Southwest logo]()
$427
This United deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:25 am
ISP
- CHA
2 stops16h 45m
Multiple Airlines
Sun 10/256:33 pm
CHA
- ISP
2 stops25h 12m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,170
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/175:45 am
MEM
- ISP
2 stops9h 40m
Southwest
Deal found 7/4![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/35:50 pm
ISP
- MEM
2 stops7h 05m
Southwest
Mon 8/1011:20 am
MEM
- ISP
1 stop4h 05m
Southwest
Deal found 7/4![Southwest logo]()
$432
This United deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:31 am
ISP
- CHA
2 stops9h 50m
Multiple Airlines
Mon 10/126:00 pm
CHA
- ISP
2 stops25h 45m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,245
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 7/315:50 pm
ISP
- TYS
1 stop4h 45m
Southwest
Sat 8/87:50 am
TYS
- ISP
2 stops11h 40m
Southwest
Deal found 7/6![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 8/43:20 pm
ISP
- MEM
2 stops8h 05m
Southwest
Mon 8/1012:20 pm
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 7/5![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/1412:35 pm
ISP
- TYS
2 stops6h 00m
Southwest
Sun 8/161:15 pm
TYS
- ISP
1 stop10h 00m
Southwest
Deal found 7/7![Southwest logo]()
$445
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/36:00 am
ISP
- TYS
2 stops7h 45m
Southwest
Fri 8/71:00 pm
TYS
- ISP
2 stops9h 05m
Southwest
Deal found 7/6![Southwest logo]()
$449
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 11/512:25 pm
ISP
- TYS
2 stops8h 05m
Southwest
Sun 11/87:05 am
TYS
- ISP
2 stops10h 00m
Southwest
Deal found 7/5![Southwest logo]()
$449
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 7/3012:30 pm
ISP
- MEM
1 stop5h 00m
Southwest
Sun 8/22:25 pm
MEM
- ISP
1 stop8h 55m
Southwest
Deal found 7/6![Southwest logo]()
$471
This Southwest deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/26:00 am
ISP
- TYS
2 stops9h 45m
Southwest
Sat 8/812:30 pm
TYS
- ISP
1 stop7h 00m
Southwest
Deal found 7/4![Southwest logo]()
$482
This Southwest deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 8/25:55 pm
ISP
- TYS
1 stop4h 35m
Southwest
Mon 8/37:30 am
TYS
- ISP
1 stop4h 20m
Southwest
Deal found 7/5![Southwest logo]()
$501
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 7/2312:30 pm
ISP
- MEM
1 stop5h 00m
Southwest
Mon 7/272:35 pm
MEM
- ISP
1 stop8h 05m
Southwest
Deal found 7/8![Southwest logo]()
$512
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated July 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/32:28 pm
ISP
- TYS
2 stops20h 13m
Multiple Airlines
Fri 8/79:08 pm
TYS
- ISP
1 stop12h 45m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/610:20 am
ISP
- BNA
1 stop6h 25m
Southwest
Sat 8/86:10 am
BNA
- ISP
1 stop7h 20m
Southwest
Deal found 7/7![Southwest logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:57 am
ISP
- TYS
1 stop11h 47m
Multiple Airlines
Fri 8/146:29 pm
TYS
- ISP
1 stop15h 24m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/74:05 pm
ISP
- TYS
1 stop3h 50m
Southwest
Fri 8/142:05 pm
TYS
- ISP
2 stops8h 00m
Southwest
Deal found 7/7![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/106:10 am
ISP
- BNA
1 stop4h 20m
Southwest
Sat 8/159:20 am
BNA
- ISP
1 stop4h 10m
Southwest
Deal found 7/7![Southwest logo]()
$346
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 8/165:00 pm
BNA
- ISP
1 stop5h 15m
Southwest
Deal found 7/8![Southwest logo]()
$336
This Frontier deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 8/1710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 8/2011:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/8![Frontier logo]()
$322
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/207:09 pm
ISP
- BNA
1 stop16h 08m
Frontier
Mon 8/2411:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/6![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/207:09 pm
ISP
- BNA
1 stop16h 08m
Multiple Airlines
Mon 8/245:05 pm
BNA
- ISP
2 stops22h 42m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$311
This Expedia deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/217:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Sun 8/2311:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/7![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Thu 8/2711:12 am
BNA
- ISP
1 stop6h 02m
Frontier
Deal found 7/8![Frontier logo]()
$302
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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
Mon 8/315:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 7/6![Frontier logo]()
$263
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 8, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This Booking.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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.
Tue 9/154:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Deal found 7/4![Frontier logo]()
$116
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 10/57:10 pm
ISP
- BNA
1 stop5h 40m
Southwest
Deal found 7/7![Southwest logo]()
$132
This Priceline deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/3010:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/6![Frontier logo]()
$134
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/217:09 pm
ISP
- BNA
1 stop21h 56m
Frontier
Deal found 7/6![Frontier logo]()
$140
This Priceline deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/6![Frontier logo]()
$141
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/1410:20 am
ISP
- TYS
2 stops8h 15m
Southwest
Deal found 7/7![Southwest logo]()
$161
This Southwest deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” 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 8/144:05 pm
ISP
- BNA
1 stop5h 05m
Southwest
Deal found 7/7![Southwest logo]()
$168
This Frontier deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 8/810:43 am
ISP
- BNA
1 stop6h 22m
Frontier
Deal found 7/8![Frontier logo]()
$173
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/512:55 pm
ISP
- BNA
2 stops6h 55m
Southwest
Deal found 7/6![Southwest logo]()
$184
This Frontier deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 7/7![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/307:49 pm
ISP
- BNA
3 stops26h 51m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$186
This Southwest deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 7/294:40 pm
ISP
- TYS
1 stop4h 40m
Southwest
Deal found 7/8![Southwest logo]()
$199
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 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $234 (Southwest) |
One-way from | $116 (Booking.com) |
Popular in | March |
Cheapest in | January |
Average price | $266 |
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 8, 2026.
Use the filters below to find and compare flights from Islip to Tennessee that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Wed 10/14
6:05 am-4:40 pm
2 stops10h 35m
Knoxville McGhee Tyson
Wed 10/21
1:00 pm-7:55 pm
2 stops6h 55m
$306
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Thu 8/6
6:10 am-11:05 am
2 stops5h 55m
Nashville Intl
Sat 8/8
6:10 am-2:30 pm
1 stop7h 20m
$347
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 8/14
12:35 pm-6:35 pm
1 stop7h 00m
Nashville Intl
Sun 8/16
5:00 pm-11:15 pm
1 stop5h 15m
$371
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 8/7
4:05 pm-8:10 pm
1 stop5h 05m
Nashville Intl
Sun 8/9
6:05 am-3:55 pm
1 stop8h 50m
$377
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 9/11
10:20 am-3:05 pm
2 stops5h 45m
Nashville Intl
Sun 9/13
2:15 pm-10:35 pm
2 stops7h 20m
$382
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 9/26
5:30 am-11:30 am
2 stops7h 00m
Nashville Intl
Wed 9/30
6:00 am-12:10 pm
1 stop5h 10m
$387
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 8/4
10:55 am-4:30 pm
1 stop6h 35m
Nashville Intl
Tue 8/11
11:15 am-4:55 pm
1 stop4h 40m
$392
IslipMemphis
ISP - MEM
ISPMEM
Islip Long Island
Thu 7/30
5:50 pm-6:23 pm
2 stops25h 33m
Memphis
Sun 8/2
7:10 pm-9:53 am
1 stop13h 43m
$394
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Mon 7/27
5:20 am-1:45 pm
1 stop8h 25m
Knoxville McGhee Tyson
Mon 8/3
7:30 am-11:50 am
1 stop4h 20m
$402
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Fri 9/11
4:05 pm-10:40 pm
2 stops7h 35m
Nashville Intl
Mon 9/14
1:00 pm-10:05 pm
2 stops8h 05m
$417
Showing 1-10 of 40 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
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 8, 2026.
Read through reviews of airlines operating flights from Islip to Tennessee, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Overall
7.9
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 8, 2026.
Popular flight searches
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Islip to Tennessee flights
Consider these flights traveling from Islip to Tennessee.
Top airline flying from Islip to Tennessee
Discover the top airline that operate flights from Islip to Tennessee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$398 | FlexibilityNo cancel fee | On-time63% |