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Tennessee

$109+ Cheap flights from Islip (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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Islip to Tennessee

Keep the following information in mind while searching for Islip to Tennessee flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$168
(Booking.com)

One-way from

$109
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$219
From Islip Long Island to Tennessee
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One-way flight from Islip Long Island to Tennessee
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Highest demand for flights based on searches. 12% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Islip to Tennessee

Cheapest flights from Islip to Tennessee
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 septiembre 17, 2025.

This Booking.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/239:37 pmISP - BNA
1 stop19h 52mFrontier
dom. 10/265:15 pmBNA - ISP
1 stop16h 22mFrontier
Deal found 9/17$168
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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.
lun. 10/274:58 pmISP - BNA
1 stop7h 22mMultiple Airlines
jue. 10/308:05 pmBNA - ISP
1 stop13h 32mMultiple Airlines
Deal found 9/15$203
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
sáb. 10/184:58 pmISP - BNA
1 stop7h 22mMultiple Airlines
mar. 10/2110:44 amBNA - ISP
1 stop8h 58mMultiple Airlines
Deal found 9/16$223
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
lun. 11/104:58 pmISP - BNA
1 stop16h 25mMultiple Airlines
sáb. 11/155:05 amBNA - ISP
2 stops31h 34mMultiple Airlines
Deal found 9/16$230
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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.
lun. 10/134:58 pmISP - BNA
1 stop17h 46mMultiple Airlines
lun. 10/205:25 pmBNA - ISP
1 stop26h 17mMultiple Airlines
Deal found 9/15$240
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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.
lun. 10/204:58 pmISP - BNA
1 stop19h 37mMultiple Airlines
lun. 10/275:25 pmBNA - ISP
1 stop23h 17mMultiple Airlines
Deal found 9/15$253
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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.
jue. 10/169:37 pmISP - BNA
1 stop26h 43mMultiple Airlines
mar. 10/215:05 amBNA - ISP
1 stop14h 37mMultiple Airlines
Deal found 9/14$255
This Booking.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
vie. 10/104:58 pmISP - BNA
1 stop20h 42mFrontier
lun. 10/136:09 pmBNA - ISP
1 stop25h 33mFrontier
Deal found 9/16$257
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
jue. 12/49:09 pmISP - BNA
1 stop16h 22mMultiple Airlines
lun. 12/89:47 pmBNA - ISP
1 stop20h 27mMultiple Airlines
Deal found 9/16$258
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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.
dom. 9/2811:25 amISP - BNA
1 stop7h 46mFrontier
lun. 9/291:42 pmBNA - ISP
2 stops19h 58mFrontier
Deal found 9/15$261
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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.
vie. 10/314:58 pmISP - MEM
1 stop7h 10mMultiple Airlines
dom. 11/24:08 pmMEM - ISP
1 stop17h 29mMultiple Airlines
Deal found 9/15$266
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
mié. 10/111:35 amISP - MEM
1 stop13h 15mMultiple Airlines
dom. 10/57:00 amMEM - ISP
1 stop26h 40mMultiple Airlines
Deal found 9/16$348

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 septiembre 17, 2025.
Use the filters below to find and compare flights from Islip to Tennessee that are best for you.

Fly from

Islip

Fly to

Tennessee

Route

Depart

Return

Price

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

jue. 10/23

9:37 pm-4:29 pm

1 stop19h 52m

Nashville Intl

dom. 10/26

5:15 pm-10:37 am

1 stop16h 22m

$168

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

sáb. 10/18

4:58 pm-11:20 pm

1 stop7h 22m

Nashville Intl

mar. 10/21

10:44 am-8:42 pm

1 stop8h 58m

$223

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

lun. 10/13

4:58 pm-9:44 am

1 stop17h 46m

Nashville Intl

lun. 10/20

5:25 pm-8:42 pm

1 stop26h 17m

$240

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

lun. 10/27

4:58 pm-11:20 pm

1 stop7h 22m

Nashville Intl

jue. 10/30

4:09 pm-1:45 pm

2 stops20h 36m

$245

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

lun. 10/20

4:58 pm-11:35 am

1 stop19h 37m

Nashville Intl

lun. 10/27

5:25 pm-5:42 pm

1 stop23h 17m

$253

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

jue. 10/16

9:37 pm-11:20 pm

1 stop26h 43m

Nashville Intl

mar. 10/21

5:05 am-8:42 pm

1 stop14h 37m

$255

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

vie. 10/10

4:58 pm-12:40 pm

1 stop20h 42m

Nashville Intl

lun. 10/13

6:09 pm-8:42 pm

1 stop25h 33m

$257

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

dom. 9/28

11:25 am-6:11 pm

1 stop7h 46m

Nashville Intl

lun. 9/29

1:42 pm-10:40 am

2 stops19h 58m

$261

IslipMemphis

ISP - MEM

ISPMEM

Islip Long Island

vie. 10/31

4:58 pm-11:08 pm

1 stop7h 10m

Memphis

dom. 11/2

4:08 pm-10:37 am

1 stop17h 29m

$266

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

dom. 9/28

11:25 am-6:11 pm

1 stop7h 46m

Nashville Intl

vie. 10/3

2:59 pm-10:55 am

2 stops18h 56m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 46 results
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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.
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

What is the cheapest month to book a flight from Islip to Tennessee?

Currently, January is the cheapest month in which you can book a flight from Islip to Tennessee (average of $220). Flying from Islip to Tennessee in June is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ISP to TN?

Find hourly flight availability from Islip to Tennessee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip to Tennessee as you normally would.

How much does it cost to fly round-trip from Islip 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 septiembre 17, 2025.
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.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • What airport do you fly from for flights from Islip to Tennessee?

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to Tennessee. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

  • How long is the flight from Islip to Tennessee?

    There are many flights that can get you from Islip to Tennessee in 9h 10m. Fly via Frontier or Southwest to get the fastest option. The distance from Islip to Tennessee is about 999 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Islip to Tennessee?

    When deciding which route to take from Islip to Tennessee consider Islip Long Island - Nashville Intl, Islip Long Island - Memphis or Islip Long Island - Knoxville McGhee Tyson as they are the most popular.

  • Can I find deals for flights from Islip to Tennessee that include hotel bookings?

    Yes. In addition to deals on Islip to Tennessee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Tennessee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Tennessee.

  • Can I find deals for business class flights from Islip to Tennessee?

    Yes. Cheapflights offers flight deals from Islip to Tennessee by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip to Tennessee?

    Currently, January is the cheapest month in which you can book a flight from Islip to Tennessee (average of $220). Flying from Islip to Tennessee in June is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Islip to Tennessee

See prices for flight routes from nearby airports that may be better suited for you.
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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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$272Average$383FlexibilityNo cancel feeOn-time63%

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