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$171+ 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$233
(Southwest)

One-way from

$171
(Trip.com)

Popular in

April

Cheapest in

August

Average price

$249
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. 17% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 18, 2025.

This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:00 pmISP - BNA
1 stop5h 05mSouthwest
Mon 9/223:25 pmBNA - ISP
2 stops6h 30mSouthwest
Deal found 6/17$222
This Booking.com deal was found by Cheapflights users on 6/16. 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.
Wed 7/168:37 pmISP - BNA
1 stop24h 17mFrontier
Sun 7/208:49 pmBNA - ISP
1 stop22h 03mFrontier
Deal found 6/16$444
This Mytrip deal was found by Cheapflights users on 6/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/810:44 amISP - BNA
3 stops31h 35mMultiple Airlines
Sun 8/101:16 pmBNA - ISP
2 stops19h 48mMultiple Airlines
Deal found 6/15$446
This Mytrip deal was found by Cheapflights users on 6/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1810:36 amISP - TYS
3 stops28h 26mMultiple Airlines
Sun 7/207:10 amTYS - ISP
2 stops11h 49mMultiple Airlines
Deal found 6/17$610
This Southwest deal was found by Cheapflights users on 6/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/185:45 pmISP - MEM
1 stop6h 30mSouthwest
Fri 6/204:30 pmMEM - ISP
1 stop6h 35mSouthwest
Deal found 6/16$927
This Mytrip deal was found by Cheapflights users on 6/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/27:25 pmISP - CHA
3 stops21h 40mMultiple Airlines
Sun 7/68:36 amCHA - ISP
2 stops10h 23mMultiple Airlines
Deal found 6/16$936
This Mytrip deal was found by Cheapflights users on 6/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/34:33 pmISP - MEM
2 stops19h 13mMultiple Airlines
Mon 7/711:49 amMEM - ISP
2 stops22h 09mMultiple Airlines
Deal found 6/18$1,027

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 18, 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

Sat 8/9

6:35 am-11:20 am

1 stop5h 45m

Nashville Intl

Wed 8/13

3:45 pm-10:05 pm

1 stop5h 20m

$233

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 7/16

8:37 pm-7:54 pm

1 stop24h 17m

Nashville Intl

Sun 7/20

8:49 pm-7:52 pm

1 stop22h 03m

$444

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Fri 8/8

10:44 am-5:19 pm

3 stops31h 35m

Nashville Intl

Sun 8/10

1:16 pm-10:04 am

2 stops19h 48m

$446

IslipKnoxville

ISP - TYS

ISPTYS

Islip Long Island

Fri 7/18

10:36 am-3:02 pm

3 stops28h 26m

Knoxville McGhee Tyson

Sun 7/20

7:10 am-6:59 pm

2 stops11h 49m

$610

IslipChattanooga

ISP - CHA

ISPCHA

Islip Long Island

Wed 7/2

7:25 pm-5:05 pm

3 stops21h 40m

Chattanooga Lovell Field

Sun 7/6

8:36 am-6:59 pm

2 stops10h 23m

$936

IslipMemphis

ISP - MEM

ISPMEM

Islip Long Island

Thu 7/3

4:33 pm-10:46 am

2 stops19h 13m

Memphis

Mon 7/7

11:49 am-10:58 am

2 stops22h 09m

$1,027

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sat 8/2

8:37 pm-1:16 pm

1 stop17h 39m

$171

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sun 8/3

6:00 am-10:40 am

2 stops5h 40m

$189

IslipKnoxville

ISP - TYS

ISPTYS

Islip Long Island

Fri 8/1

10:36 am-7:56 pm

3 stops33h 20m

$384

IslipMemphis

ISP - MEM

ISPMEM

Islip Long Island

Tue 7/8

1:55 pm-6:01 pm

3 stops29h 06m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

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, New York to Tennessee?

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Tennessee (average of $220). Flying from Islip, New York to Tennessee in June is currently the most expensive (average of $291). 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 June 18, 2025.

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

Rainfall in Tennessee by month

Plan your trip to Tennessee by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tennessee ranges from 2.8 - 5.0 inches per month. May is typically the wettest month, when rainfall can reach 5.0 in. October is typically the driest time to visit Tennessee when rainfall is around 2.8 in.

Temperature in Tennessee by month

Plan your trip to Tennessee by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tennessee, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

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 18, 2025.
Breeze Airways
8.1
Very good
182 reviews

Overall

8.1

Food

6.8

Boarding

8.4

Entertainment

6.6

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
182 reviews
Breeze Airways
8.1
Very good
182 reviews

Overall

8.1

Food

6.8

Boarding

8.4

Entertainment

6.6

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,280 reviews
Breeze Airways
8.1
Very good
182 reviews

Overall

8.1

Food

6.8

Boarding

8.4

Entertainment

6.6

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Frontier
5.9
Fair
3,301 reviews
Breeze Airways
8.1
Very good
182 reviews

Overall

8.1

Food

6.8

Boarding

8.4

Entertainment

6.6

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

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

    When deciding which route to take from Islip, New York to Tennessee consider Islip Long Island - Nashville Intl, Islip Long Island - Knoxville McGhee Tyson or Islip Long Island - Memphis 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, New York to Tennessee?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Tennessee (average of $220). Flying from Islip, New York to Tennessee in June is currently the most expensive (average of $291). 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$322Average$395FlexibilityNo cancel feeOn-time63%

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