$119+ 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Sep 29 — Oct 61
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 August 30, 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 August 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:43 pm -
1 stop16h 05m
Tue 9/299:43 am -
1 stop6h 15m
Deal found 8/25![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:00 pm -
2 stops21h 48m
Tue 9/299:43 am -
1 stop6h 15m
Deal found 8/25![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/235:43 pm -
1 stop16h 05m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/26![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/2312:00 pm -
2 stops21h 48m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/26![Multiple Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:54 pm -
1 stop15h 02m
Mon 11/168:26 pm -
1 stop17h 07m
Deal found 8/25![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:54 pm -
1 stop15h 02m
Mon 11/168:26 pm -
2 stops15h 32m
Deal found 8/25![Multiple Airlines logo]()
$256
This Trip.com deal was found by Cheapflights users on 8/27. 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.
Fri 9/115:43 pm -
1 stop16h 05m
Tue 9/159:43 am -
1 stop6h 15m
Deal found 8/27![Frontier logo]()
$257
This Frontier deal was found by Cheapflights users on 8/27. 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.
Sun 9/135:43 pm -
1 stop15h 59m
Thu 9/175:40 pm -
1 stop22h 18m
Deal found 8/27![Frontier logo]()
$261
This Trip.com deal was found by Cheapflights users on 8/27. 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 10/35:43 pm -
1 stop16h 05m
Wed 10/75:40 pm -
1 stop22h 50m
Deal found 8/27![Frontier logo]()
$271
This Trip.com deal was found by Cheapflights users on 8/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:43 pm -
1 stop24h 02m
Sun 9/139:43 am -
1 stop6h 15m
Deal found 8/25![Frontier logo]()
$275
This Trip.com deal was found by Cheapflights users on 8/27. 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.
Fri 9/115:43 pm -
1 stop24h 02m
Sun 9/139:43 am -
1 stop6h 15m
Deal found 8/27![Frontier logo]()
$277
This Southwest deal was found by Cheapflights users on 8/27. 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.
Mon 9/284:05 pm -
1 stop3h 55m
Wed 9/308:05 am -
1 stop4h 05m
Deal found 8/27![Southwest logo]()
$287
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 August 30, 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 August 30, 2026.
This Southwest deal was found by Cheapflights users on 8/27. 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.
Mon 9/284:05 pm -
1 stop3h 55m
Wed 9/3012:45 pm -
2 stops8h 25m
Deal found 8/27![Southwest logo]()
$292
This CheapOair deal was found by Cheapflights users on 8/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:25 pm -
1 stop15h 28m
Sun 10/188:29 pm -
1 stop20h 31m
Deal found 8/25![Frontier logo]()
$329
This Southwest deal was found by Cheapflights users on 8/25. 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 10/36:15 am -
2 stops10h 30m
Thu 10/158:20 am -
1 stop6h 10m
Deal found 8/25![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 8/27. 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.
Sun 10/2511:00 am -
1 stop10h 25m
Thu 10/298:20 am -
1 stop3h 25m
Deal found 8/27![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” 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 -
1 stop4h 35m
Tue 10/68:20 am -
1 stop3h 50m
Deal found 8/30![Southwest logo]()
$335
This Southwest deal was found by Cheapflights users on 8/26. 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.
Wed 12/164:05 pm -
1 stop4h 40m
Tue 12/296:50 am -
1 stop3h 40m
Deal found 8/26![Southwest logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/125:43 pm -
1 stop16h 05m
Wed 9/163:14 pm -
2 stops24h 44m
Deal found 8/28![Frontier logo]()
$452
This United deal was found by Cheapflights users on 8/27. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:05 am -
2 stops9h 53m
Tue 9/155:45 pm -
2 stops26h 30m
Deal found 8/27![Multiple Airlines logo]()
$950
This Southwest deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:05 pm -
1 stop4h 40m
Sun 11/227:05 am -
2 stops10h 00m
Deal found 8/29![Southwest logo]()
$356
This Southwest deal was found by Cheapflights users on 8/25. 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 12/1012:30 pm -
1 stop5h 55m
Tue 12/159:50 am -
1 stop5h 25m
Deal found 8/25![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 8/25. 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 10/1012:20 pm -
1 stop7h 20m
Tue 10/135:50 am -
1 stop8h 55m
Deal found 8/25![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 9/2611:55 am -
1 stop4h 50m
Sat 10/39:10 am -
1 stop6h 00m
Deal found 8/29![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 8/25. 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 12/312:30 pm -
1 stop5h 55m
Tue 12/89:50 am -
1 stop5h 25m
Deal found 8/25![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 8/26. 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 12/46:05 am -
2 stops6h 25m
Sun 12/66:50 am -
2 stops7h 45m
Deal found 8/26![Southwest logo]()
$392
This Southwest deal was found by Cheapflights users on 8/27. 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.
Thu 10/225:40 pm -
1 stop5h 35m
Sun 10/254:50 pm -
2 stops5h 50m
Deal found 8/27![Southwest logo]()
$416
This United deal was found by Cheapflights users on 8/25. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:19 pm -
2 stops22h 55m
Tue 11/245:52 pm -
2 stops21h 29m
Deal found 8/25![Multiple Airlines logo]()
$1,095
This Southwest deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:25 pm -
2 stops9h 30m
Mon 11/1612:35 pm -
2 stops8h 05m
Deal found 8/29![Southwest logo]()
$421
This United deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 2/124:33 pm -
3 stops30h 20m
Tue 2/167:30 am -
2 stops11h 31m
Deal found 8/28![Multiple Airlines logo]()
$1,195
This Southwest deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” 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 10/95:40 pm -
2 stops7h 15m
Mon 10/123:25 pm -
2 stops7h 15m
Deal found 8/29![Southwest logo]()
$450
This Southwest deal was found by Cheapflights users on 8/27. 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 9/116:10 am -
2 stops6h 10m
Tue 9/158:05 am -
1 stop4h 05m
Deal found 8/27![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/136:20 am -
2 stops8h 40m
Thu 9/171:00 pm -
2 stops9h 10m
Deal found 8/28![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 2/1210:00 am -
1 stop7h 20m
Tue 2/168:20 am -
2 stops8h 55m
Deal found 8/28![Southwest logo]()
$459
This Southwest deal was found by Cheapflights users on 8/27. 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.
Wed 9/166:05 am -
2 stops6h 40m
Fri 9/1811:20 am -
1 stop9h 50m
Deal found 8/27![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 8/26. 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.
Tue 9/156:05 am -
2 stops6h 40m
Fri 9/1811:20 am -
1 stop9h 50m
Deal found 8/26![Southwest logo]()
$462
This Southwest deal was found by Cheapflights users on 8/27. 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 10/163:10 pm -
2 stops9h 45m
Sun 10/185:40 am -
2 stops10h 55m
Deal found 8/27![Southwest logo]()
$471
This Southwest deal was found by Cheapflights users on 8/27. 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 11/612:25 pm -
2 stops9h 30m
Sun 11/82:20 pm -
1 stop8h 10m
Deal found 8/27![Southwest logo]()
$674
Last-minute flights from Islip to TennesseeDiscover last-minute flight deals from Islip to Tennessee. Data last updated August 30, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Tennessee. Data last updated August 30, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/27. 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.
Wed 9/210:57 am -
1 stop6h 08m
Sun 9/611:12 am -
1 stop6h 02m
Deal found 8/27![Frontier logo]()
$310
This Frontier deal was found by Cheapflights users on 8/26. 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.
Sun 9/610:57 am -
1 stop6h 08m
Thu 9/109:43 am -
1 stop6h 15m
Deal found 8/26![Frontier logo]()
$315
This Trip.com deal was found by Cheapflights users on 8/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:43 pm -
1 stop24h 02m
Sun 9/139:43 am -
1 stop6h 15m
Deal found 8/25![Frontier logo]()
$275
This CheapOair deal was found by Cheapflights users on 8/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:43 pm -
1 stop24h 02m
Mon 9/145:40 pm -
1 stop22h 18m
Deal found 8/25![Frontier logo]()
$299
This Trip.com deal was found by Cheapflights users on 8/27. 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.
Fri 9/115:43 pm -
1 stop16h 05m
Tue 9/159:43 am -
1 stop6h 15m
Deal found 8/27![Frontier logo]()
$257
This Trip.com deal was found by Cheapflights users on 8/27. 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.
Fri 9/115:43 pm -
1 stop24h 02m
Sun 9/139:43 am -
1 stop6h 15m
Deal found 8/27![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 8/27. 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.
Sun 9/135:43 pm -
1 stop15h 59m
Thu 9/175:40 pm -
1 stop22h 18m
Deal found 8/27![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:43 pm -
1 stop16h 05m
Tue 9/299:43 am -
1 stop6h 15m
Deal found 8/25![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:00 pm -
2 stops21h 48m
Tue 9/299:43 am -
1 stop6h 15m
Deal found 8/25![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/235:43 pm -
1 stop16h 05m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/26![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 8/26. 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.
Wed 9/2312:00 pm -
2 stops21h 48m
Wed 9/309:43 am -
1 stop6h 15m
Deal found 8/26![Multiple Airlines logo]()
$198
This Southwest deal was found by Cheapflights users on 8/27. 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.
Mon 9/284:05 pm -
1 stop3h 55m
Wed 9/308:05 am -
1 stop4h 05m
Deal found 8/27![Southwest logo]()
$287
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 August 30, 2026.
Search for one-way flight options from Islip to Tennessee. Find affordable one-way fares based on user searches. Data last updated August 30, 2026.
This CheapOair deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:43 pm -
1 stop16h 05m
Deal found 8/28![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:43 pm -
1 stop16h 05m
Deal found 8/25![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 8/26. 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.
Thu 12/109:56 am -
1 stop8h 13m
Deal found 8/26![Frontier logo]()
$150
This Jetabroad deal was found by Cheapflights users on 8/25. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:57 am -
1 stop24h 20m
Deal found 8/25![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 11/156:33 pm -
1 stop18h 58m
Deal found 8/28![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 pm -
1 stop27h 16m
Deal found 8/27![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 10/47:45 pm -
2 stops38h 03m
Deal found 8/26![Multiple Airlines logo]()
$186
This Southwest deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1512:25 pm -
2 stops8h 05m
Deal found 8/28![Southwest logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” 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 9/2612:00 pm -
3 stops27h 18m
Deal found 8/28![Multiple Airlines logo]()
$195
This Southwest deal was found by Cheapflights users on 8/27. 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 11/612:25 pm -
2 stops9h 30m
Deal found 8/27![Southwest logo]()
$198
This Southwest deal was found by Cheapflights users on 8/27. 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.
Thu 10/223:10 pm -
2 stops7h 35m
Deal found 8/27![Southwest logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:52 am -
3 stops27h 26m
Deal found 8/25![Multiple Airlines logo]()
$230
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 August 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Kiwi.com) |
One-way from | $119 (CheapOair) |
Popular in | March |
Cheapest in | January |
Average price | $257 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Tennessee that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 30, 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 Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Mon 9/28
4:05 pm-8:00 pm
1 stop3h 55m
Knoxville McGhee Tyson
Wed 9/30
12:45 pm-9:10 pm
2 stops8h 25m
$292
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Thu 10/15
6:25 pm-8:53 am
1 stop15h 28m
Nashville Intl
Sun 10/18
8:29 pm-6:00 pm
1 stop20h 31m
$329
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sat 10/3
6:15 am-4:45 pm
2 stops10h 30m
Knoxville McGhee Tyson
Thu 10/15
8:20 am-2:30 pm
1 stop6h 10m
$332
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Sun 10/25
11:00 am-9:25 pm
1 stop10h 25m
Knoxville McGhee Tyson
Thu 10/29
8:20 am-11:45 am
1 stop3h 25m
$332
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Tue 9/29
3:20 pm-7:55 pm
1 stop4h 35m
Knoxville McGhee Tyson
Tue 10/6
8:20 am-12:10 pm
1 stop3h 50m
$335
Quickest round-trip
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Wed 12/16
4:05 pm-7:45 pm
1 stop4h 40m
Nashville Intl
Tue 12/29
6:50 am-11:30 am
1 stop3h 40m
$336
IslipKnoxville
ISP Islip Long Island - TYS Knoxville McGhee Tyson
ISPTYS
Islip Long Island
Thu 11/19
4:05 pm-8:45 pm
1 stop4h 40m
Knoxville McGhee Tyson
Sun 11/22
7:05 am-5:05 pm
2 stops10h 00m
$356
IslipMemphis
ISP Islip Long Island - MEM Memphis
ISPMEM
Islip Long Island
Thu 12/10
12:30 pm-5:25 pm
1 stop5h 55m
Memphis
Tue 12/15
9:50 am-4:15 pm
1 stop5h 25m
$362
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Sat 10/10
12:20 pm-6:40 pm
1 stop7h 20m
Nashville Intl
Tue 10/13
5:50 am-3:45 pm
1 stop8h 55m
$382
IslipNashville
ISP Islip Long Island - BNA Nashville Intl
ISPBNA
Islip Long Island
Sat 9/26
11:55 am-3:45 pm
1 stop4h 50m
Nashville Intl
Sat 10/3
9:10 am-4:10 pm
1 stop6h 00m
$383
Showing 1-10 of 48 resultsSorted by cheapest first
Best time to book a flight from Islip to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Islip with our price prediction graph.
ISP-BNA
ISP-TYS
ISP-MEM
ISP-CHA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Islip to Tennessee
ISP-USTN
ISP-BNA
ISP-TYS
ISP-MEM
ISP-CHA
How much does it cost to fly round-trip from Islip, New York to Tennessee?
Airfare is below average for this route at the moment.
Islip, New York to Tennessee flights typically cost between $336 and $502 in September.The cheapest round-trip price found within the last 5 days was $161 on Frontier (Sep 22-Sep 29).
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 August 30, 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
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
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.
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 August 30, 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 7,457,451 searches. Data last updated August 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$418 | FlexibilityNo cancel fee | On-time63% |