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$140+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(Southwest)

One-way from

$140
(Booking.com)

Popular in

March

Cheapest in

July

Average price

$291
Provider with most accurate pricing for New York (NYC)-Nashville Intl flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Nashville Intl flights.
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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. 11% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Southwest deal was found by Cheapflights users on 3/27. 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 5/96:10 pmISP - BNA
1 stop5h 40mSouthwest
Wed 5/143:45 pmBNA - ISP
1 stop3h 35mSouthwest
Deal found 3/27$318
This Frontier deal was found by Cheapflights users on 3/27. 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.
Thu 4/109:04 pmISP - BNA
1 stop11h 58mFrontier
Mon 4/1411:03 amBNA - ISP
1 stop8h 36mFrontier
Deal found 3/27$348
This JetBlue deal was found by Cheapflights users on 3/26. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:00 amISP - BNA
1 stop5h 18mJetBlue
Sat 10/113:30 pmBNA - ISP
1 stop5h 10mJetBlue
Deal found 3/26$505
This Southwest deal was found by Cheapflights users on 3/27. 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 4/98:20 amISP - MEM
1 stop6h 35mSouthwest
Wed 4/234:25 pmMEM - ISP
1 stop5h 25mSouthwest
Deal found 3/27$533
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/78:25 pmISP - BNA
2 stops25h 30mMultiple Airlines
Wed 4/95:30 amBNA - ISP
3 stops29h 46mMultiple Airlines
Deal found 3/27$575
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/177:25 pmISP - TYS
1 stop19h 02mMultiple Airlines
Sun 4/201:43 pmTYS - ISP
2 stops30h 02mMultiple Airlines
Deal found 3/27$746

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 March 28, 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

Fri 5/9

6:10 pm-10:50 pm

1 stop5h 40m

Nashville Intl

Wed 5/14

3:45 pm-8:20 pm

1 stop3h 35m

$318

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 4/10

9:04 pm-8:02 am

1 stop11h 58m

Nashville Intl

Mon 4/14

11:03 am-8:39 pm

1 stop8h 36m

$348

IslipMemphis

ISP - MEM

ISPMEM

Islip Long Island

Wed 4/9

8:20 am-1:55 pm

1 stop6h 35m

Memphis

Wed 4/23

4:25 pm-10:50 pm

1 stop5h 25m

$533

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Mon 4/7

8:25 pm-8:55 pm

2 stops25h 30m

Nashville Intl

Wed 4/9

5:30 am-12:16 pm

3 stops29h 46m

$575

IslipKnoxville

ISP - TYS

ISPTYS

Islip Long Island

Thu 4/17

7:25 pm-2:27 pm

1 stop19h 02m

Knoxville McGhee Tyson

Sun 4/20

1:43 pm-7:45 pm

2 stops30h 02m

$746

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sat 6/21

6:00 am-11:13 am

1 stop6h 13m

Nashville Intl

Sat 7/5

12:00 pm-9:15 pm

1 stop8h 15m

$786

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 5/29

8:21 pm-9:09 am

1 stop13h 48m

$140

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 5/22

10:12 am-10:54 pm

2 stops37h 42m

$146

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 5/22

6:10 pm-10:50 pm

1 stop5h 40m

$172

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sun 6/8

6:00 am-11:30 am

1 stop6h 30m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 11 results
1
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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, 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 $292). 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 March 28, 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 March 28, 2025.
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,923 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
6.0
Okay
3,271 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 cheapest airlines to fly from Islip, New York to Tennessee one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $140. Users have also found prices from $172 and $226 on Southwest and JetBlue, respectively.

  • 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 - 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, 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 $292). 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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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$322Average$398FlexibilityNo cancel feeOn-time63%
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