$154+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Jul 11 — Jul 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Islip to Tennessee with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
Best
Last-minute
One-way
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 June 11, 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 June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/7. 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 8/253:20 pm
ISP
- BNA
1 stop5h 15m
Southwest
Mon 8/315:25 am
BNA
- ISP
1 stop6h 10m
Southwest
Deal found 6/7![Southwest logo]()
$276
This Gotogate deal was found by Cheapflights users on 6/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:48 am
ISP
- BNA
1 stop6h 32m
Frontier
Sun 8/305:05 pm
BNA
- ISP
1 stop15h 58m
Frontier
Deal found 6/7![Frontier logo]()
$294
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:20 pm
ISP
- TYS
1 stop4h 30m
Southwest
Tue 8/258:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 6/9![Southwest logo]()
$296
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/289:52 pm
ISP
- BNA
1 stop19h 42m
Frontier
Thu 7/25:09 pm
BNA
- ISP
1 stop15h 54m
Frontier
Deal found 6/10![Frontier logo]()
$301
This Southwest deal was found by Cheapflights users on 6/7. 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 8/153:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Wed 8/197:00 am
TYS
- ISP
2 stops7h 55m
Southwest
Deal found 6/7![Southwest logo]()
$301
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:48 am
ISP
- BNA
1 stop6h 36m
Frontier
Fri 7/105:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 6/10![Frontier logo]()
$302
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Fri 8/711:05 am
BNA
- ISP
2 stops10h 00m
Southwest
Deal found 6/10![Southwest logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 8/2410:48 am
ISP
- TYS
1 stop8h 17m
Multiple Airlines
Thu 8/2712:55 pm
TYS
- ISP
2 stops6h 14m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$313
This Gotogate deal was found by Cheapflights users on 6/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:13 pm
ISP
- BNA
1 stop18h 59m
Frontier
Mon 10/57:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 6/6![Frontier logo]()
$320
This Gotogate deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:13 pm
ISP
- BNA
1 stop27h 29m
Frontier
Sun 9/207:37 pm
BNA
- ISP
1 stop12h 56m
Frontier
Deal found 6/10![Frontier logo]()
$324
This Trip.com deal was found by Cheapflights users on 6/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/25:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 6/6![Frontier logo]()
$326
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Mon 9/77:10 am
TYS
- ISP
2 stops14h 20m
Southwest
Deal found 6/9![Southwest logo]()
$350
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 June 11, 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 June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/7. 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 8/153:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Wed 8/197:00 am
TYS
- ISP
2 stops7h 55m
Southwest
Deal found 6/7![Southwest logo]()
$301
This JetBlue deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Tue 9/12:27 pm
BNA
- ISP
1 stop7h 29m
JetBlue
Deal found 6/10![JetBlue logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:57 am
ISP
- MEM
1 stop21h 35m
Multiple Airlines
Sun 7/198:49 am
MEM
- ISP
2 stops26h 31m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$417
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:55 am
ISP
- TYS
2 stops8h 00m
Southwest
Tue 8/258:05 am
TYS
- ISP
1 stop4h 05m
Southwest
Deal found 6/9![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Fri 8/711:05 am
BNA
- ISP
2 stops10h 00m
Southwest
Deal found 6/10![Southwest logo]()
$308
This JetBlue deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Thu 7/232:27 pm
BNA
- ISP
1 stop6h 17m
JetBlue
Deal found 6/9![JetBlue logo]()
$363
This JetBlue deal was found by Cheapflights users on 6/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Tue 9/12:27 pm
BNA
- ISP
1 stop7h 29m
JetBlue
Deal found 6/6![JetBlue logo]()
$363
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:05 am
ISP
- BNA
1 stop5h 25m
Southwest
Sat 8/156:10 am
BNA
- ISP
1 stop7h 20m
Southwest
Deal found 6/9![Southwest logo]()
$343
This JetBlue deal was found by Cheapflights users on 6/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Sat 7/112:27 pm
BNA
- ISP
1 stop6h 17m
JetBlue
Deal found 6/8![JetBlue logo]()
$363
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:15 pm
ISP
- TYS
1 stop4h 05m
Southwest
Mon 9/77:10 am
TYS
- ISP
2 stops14h 20m
Southwest
Deal found 6/9![Southwest logo]()
$350
This Southwest deal was found by Cheapflights users on 6/6. 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 7/106:00 pm
ISP
- TYS
1 stop4h 35m
Southwest
Mon 7/1312:35 pm
TYS
- ISP
1 stop11h 10m
Southwest
Deal found 6/6![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sun 8/97:00 am
ISP
- TYS
1 stop8h 00m
Southwest
Fri 8/142:05 pm
TYS
- ISP
2 stops8h 00m
Southwest
Deal found 6/8![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 6/6. 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 9/1410:20 am
ISP
- TYS
2 stops8h 15m
Southwest
Mon 9/2112:30 pm
TYS
- ISP
2 stops9h 35m
Southwest
Deal found 6/6![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:50 am
ISP
- TYS
1 stop9h 55m
Southwest
Sun 10/1812:35 pm
TYS
- ISP
1 stop11h 00m
Southwest
Deal found 6/9![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 6/6. 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 9/1110:20 am
ISP
- TYS
2 stops8h 15m
Southwest
Sun 9/138:30 am
TYS
- ISP
1 stop7h 25m
Southwest
Deal found 6/6![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:40 pm
ISP
- BNA
1 stop5h 00m
Southwest
Fri 7/242:55 pm
BNA
- ISP
1 stop7h 50m
Southwest
Deal found 6/9![Southwest logo]()
$379
This United deal was found by Cheapflights users on 6/6. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:05 pm
ISP
- CHA
2 stops26h 16m
Multiple Airlines
Tue 10/66:00 am
CHA
- ISP
2 stops28h 56m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$932
This Southwest deal was found by Cheapflights users on 6/7. 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 9/2910:55 am
ISP
- BNA
1 stop6h 25m
Southwest
Sat 10/32:00 pm
BNA
- ISP
1 stop5h 15m
Southwest
Deal found 6/7![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 6/7. 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 9/293:20 pm
ISP
- BNA
1 stop5h 15m
Southwest
Sun 10/41:35 pm
BNA
- ISP
2 stops9h 15m
Southwest
Deal found 6/7![Southwest logo]()
$387
This United deal was found by Cheapflights users on 6/7. 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.
Tue 7/212:11 pm
ISP
- CHA
2 stops26h 52m
Multiple Airlines
Sun 7/267:07 pm
CHA
- ISP
2 stops25h 08m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,169
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:55 am
ISP
- MEM
1 stop7h 05m
Southwest
Sun 7/192:25 pm
MEM
- ISP
2 stops8h 15m
Southwest
Deal found 6/9![Southwest logo]()
$424
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/175:50 pm
ISP
- MEM
2 stops7h 05m
Southwest
Fri 7/242:35 pm
MEM
- ISP
1 stop8h 05m
Southwest
Deal found 6/9![Southwest logo]()
$438
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/72:55 pm
ISP
- MEM
2 stops8h 55m
Southwest
Fri 7/102:30 pm
MEM
- ISP
2 stops8h 10m
Southwest
Deal found 6/10![Southwest logo]()
$467
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:55 pm
ISP
- MEM
2 stops8h 55m
Southwest
Sun 7/125:10 am
MEM
- ISP
2 stops8h 45m
Southwest
Deal found 6/10![Southwest logo]()
$515
This Southwest deal was found by Cheapflights users on 6/7. 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 7/66:00 pm
ISP
- MEM
2 stops6h 55m
Southwest
Fri 7/312:30 pm
MEM
- ISP
2 stops8h 10m
Southwest
Deal found 6/7![Southwest logo]()
$555
This Southwest deal was found by Cheapflights users on 6/7. 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 7/65:20 am
ISP
- MEM
1 stop11h 15m
Southwest
Fri 7/172:35 pm
MEM
- ISP
1 stop8h 05m
Southwest
Deal found 6/7![Southwest logo]()
$568
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated June 11, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 6/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:52 pm
ISP
- BNA
1 stop19h 42m
Frontier
Sat 6/275:19 pm
BNA
- ISP
1 stop26h 38m
Frontier
Deal found 6/7![Frontier logo]()
$359
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/289:52 pm
ISP
- BNA
1 stop19h 42m
Frontier
Thu 7/25:09 pm
BNA
- ISP
1 stop15h 54m
Frontier
Deal found 6/10![Frontier logo]()
$301
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:48 am
ISP
- BNA
1 stop6h 36m
Frontier
Fri 7/105:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 6/10![Frontier logo]()
$302
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 7/42:30 pm
ISP
- TYS
1 stop3h 45m
Southwest
Fri 7/1012:35 pm
TYS
- ISP
1 stop11h 10m
Southwest
Deal found 6/8![Southwest logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Sat 7/411:57 am
ISP
- BNA
2 stops23h 20m
Multiple Airlines
Fri 7/1011:12 am
BNA
- ISP
1 stop21h 41m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$383
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:57 am
ISP
- BNA
1 stop24h 20m
Multiple Airlines
Wed 7/152:27 pm
BNA
- ISP
1 stop6h 17m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$342
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:55 pm
ISP
- BNA
1 stop6h 45m
Southwest
Wed 7/156:40 am
BNA
- ISP
2 stops8h 20m
Southwest
Deal found 6/10![Southwest logo]()
$356
This JetBlue deal was found by Cheapflights users on 6/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Sat 7/112:27 pm
BNA
- ISP
1 stop6h 17m
JetBlue
Deal found 6/8![JetBlue logo]()
$363
This Southwest deal was found by Cheapflights users on 6/6. 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 7/106:00 pm
ISP
- TYS
1 stop4h 35m
Southwest
Mon 7/1312:35 pm
TYS
- ISP
1 stop11h 10m
Southwest
Deal found 6/6![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/144:40 pm
ISP
- BNA
1 stop5h 00m
Southwest
Fri 7/242:55 pm
BNA
- ISP
1 stop7h 50m
Southwest
Deal found 6/9![Southwest logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Mon 7/208:43 pm
ISP
- BNA
2 stops44h 22m
Multiple Airlines
Tue 7/2811:12 am
BNA
- ISP
1 stop21h 41m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$376
This Trip.com deal was found by Cheapflights users on 6/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Sun 8/25:05 pm
BNA
- ISP
1 stop15h 48m
Frontier
Deal found 6/6![Frontier logo]()
$326
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 June 11, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/222:55 pm
ISP
- TYS
1 stop6h 25m
Southwest
Deal found 6/10![Southwest logo]()
$154
This Frontier deal was found by Cheapflights users on 6/6. 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 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 6/6![Frontier logo]()
$155
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/214:40 pm
ISP
- BNA
1 stop5h 00m
Southwest
Deal found 6/9![Southwest logo]()
$176
This Priceline deal was found by Cheapflights users on 6/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:48 am
ISP
- BNA
1 stop6h 36m
Frontier
Deal found 6/7![Frontier logo]()
$179
This JetBlue deal was found by Cheapflights users on 6/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:00 am
ISP
- BNA
1 stop8h 32m
JetBlue
Deal found 6/8![JetBlue logo]()
$182
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:57 am
ISP
- BNA
1 stop6h 08m
Frontier
Deal found 6/11![Frontier logo]()
$184
This Southwest deal was found by Cheapflights users on 6/7. 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 7/135:20 am
ISP
- TYS
1 stop8h 25m
Southwest
Deal found 6/7![Southwest logo]()
$184
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:00 am
ISP
- BNA
1 stop5h 50m
Southwest
Deal found 6/10![Southwest logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Fri 7/310:48 am
ISP
- TYS
1 stop12h 45m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$194
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 7/42:30 pm
ISP
- TYS
1 stop3h 45m
Southwest
Deal found 6/8![Southwest logo]()
$199
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/810:43 am
ISP
- BNA
1 stop6h 22m
Frontier
Deal found 6/11![Frontier logo]()
$200
This Southwest deal was found by Cheapflights users on 6/8. 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 7/36:00 am
ISP
- TYS
2 stops7h 45m
Southwest
Deal found 6/8![Southwest logo]()
$204
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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $276 (Southwest) |
One-way from | $154 (Southwest) |
Popular in | March |
Cheapest in | January |
Average price | $297 |
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 June 11, 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
Sat 8/15
3:15 pm-7:20 pm
1 stop4h 05m
Knoxville McGhee Tyson
Wed 8/19
7:00 am-2:55 pm
2 stops7h 55m
$301
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Tue 8/18
10:55 am-6:55 pm
2 stops8h 00m
Knoxville McGhee Tyson
Tue 8/25
8:05 am-12:10 pm
1 stop4h 05m
$301
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Wed 8/5
6:05 am-10:30 am
1 stop5h 25m
Nashville Intl
Fri 8/7
11:05 am-10:05 pm
2 stops10h 00m
$308
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 8/25
6:00 am-1:32 pm
1 stop8h 32m
Nashville Intl
Tue 9/1
2:27 pm-10:56 pm
1 stop7h 29m
$343
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Wed 8/12
6:05 am-10:30 am
1 stop5h 25m
Nashville Intl
Sat 8/15
6:10 am-2:30 pm
1 stop7h 20m
$343
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Sat 9/5
3:15 pm-7:20 pm
1 stop4h 05m
Knoxville McGhee Tyson
Mon 9/7
7:10 am-9:30 pm
2 stops14h 20m
$350
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Fri 7/10
6:00 pm-10:35 pm
1 stop4h 35m
Knoxville McGhee Tyson
Mon 7/13
12:35 pm-11:45 pm
1 stop11h 10m
$362
IslipKnoxville
ISP - TYS
ISPTYS
Islip Long Island
Sun 8/9
7:00 am-3:00 pm
1 stop8h 00m
Knoxville McGhee Tyson
Fri 8/14
2:05 pm-10:05 pm
2 stops8h 00m
$362
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Tue 7/21
6:00 am-1:32 pm
1 stop8h 32m
Nashville Intl
Thu 7/23
2:27 pm-9:44 pm
1 stop6h 17m
$363
IslipNashville
ISP - BNA
ISPBNA
Islip Long Island
Sat 8/29
6:00 am-1:32 pm
1 stop8h 32m
Nashville Intl
Tue 9/1
2:27 pm-10:56 pm
1 stop7h 29m
$363
Showing 1-10 of 47 resultsSorted by cheapest first
Best time to book a flight from Islip to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Islip with our price prediction graph.
ISP-TYS
ISP-BNA
ISP-MEM
ISP-CHA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Islip to Tennessee
ISP-USTN
ISP-TYS
ISP-BNA
ISP-MEM
ISP-CHA
How much does it cost to fly round-trip from Islip, New York to Tennessee?
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 June 11, 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
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Islip to Tennessee
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Tennessee by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Islip to Tennessee by cabin class
Find flights from Islip to Tennessee, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Islip and Tennessee flights
Browse other Islip and Tennessee flight options. Last updated on June 11, 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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$232 | Average$387 | FlexibilityNo cancel fee | On-time63% |