What is the cheapest airline that flies from Islip Long Island to Tennessee?

Frontier, Southwest, and Breeze Airways are the most popular carriers operating from Islip Long Island to Tennessee

What airlines fly to Tennessee?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Tennessee from Islip according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Tennessee. Keep in mind that there are 7 different airlines that fly to Tennessee on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Islip Long Island Airport to Tennessee?

Prices for flights from Islip Long Island Airport to Tennessee were last updated today.

How many operators does momondo search for flights from Islip Long Island Airport to Tennessee?

As of September 2025, there is 1 operator available to choose from for flights from Islip Long Island Airport to Tennessee.

How old do you have to be to fly from Islip Long Island Airport to Tennessee?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Tennessee.

What documentation or ID do you need to fly to Tennessee?

The travel and health documents required for your trip to Tennessee can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tennessee. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$123 Cheap Flights from Islip to Tennessee in 2025/26

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Find the cheapest flights from Islip to Tennessee

Round-trip

One-way

Last minute

Cheap round-trip flights

9:37 pm - 4:29 pmISP-BNA

19h 52m1 stop

5:15 pm - 10:37 amBNA-ISP

16h 22m1 stop

$168Frontier

Find Deal

Thu, Oct 23 - Sun, Oct 26

9:37 pm - 11:20 pmISP-BNA

26h 43m1 stop

5:05 am - 8:42 pmBNA-ISP

14h 37m1 stop

$250Multiple Airlines

Find Deal

Thu, Oct 16 - Thu, Oct 23

9:09 pm - 12:31 pmISP-BNA

16h 22m1 stop

9:47 pm - 7:14 pmBNA-ISP

20h 27m1 stop

$258Multiple Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

11:40 am - 11:20 pmISP-BNA

12h 40m2 stops

8:05 pm - 10:37 amBNA-ISP

13h 32m1 stop

$272Multiple Airlines

Find Deal

Thu, Oct 16 - Thu, Oct 23

2:19 pm - 12:31 pmISP-BNA

23h 12m2 stops

9:47 pm - 7:14 pmBNA-ISP

20h 27m1 stop

$278Multiple Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

12:40 pm - 4:40 pmISP-BNA

5h 00m1 stop

5:55 am - 1:30 pmBNA-ISP

6h 35m1 stop

$305Southwest

Find Deal

Wed, Feb 25 - Mon, Mar 2

6:00 am - 1:20 pmISP-BNA

8h 20m2 stops

5:45 am - 11:55 amBNA-ISP

5h 10m1 stop

$310Southwest

Find Deal

Wed, Feb 25 - Mon, Mar 2

3:45 pm - 9:15 pmISP-BNA

6h 30m2 stops

7:15 am - 4:25 pmBNA-ISP

8h 10m2 stops

$315Southwest

Find Deal

Wed, Feb 25 - Mon, Mar 2

8:21 pm - 5:08 pmISP-MEM

45h 47m3 stops

7:11 pm - 8:07 pmMEM-ISP

23h 56m2 stops

$829Breeze Airways

Find Deal

Wed, Oct 1 - Sun, Oct 5

8:21 pm - 5:08 pmISP-MEM

45h 47m3 stops

7:11 pm - 8:07 pmMEM-ISP

23h 56m2 stops

$837Breeze Airways

Find Deal

Wed, Oct 1 - Sun, Oct 5

Southwest flights from Islip to Tennessee

Our best Southwest deals on Islip to Tennessee flight tickets

Southwest

Feb 25

ISP12:40 pmIslip Long Island

5h 00m

1 stop

BNA4:40 pmNashville Intl

Mar 2

BNA5:55 amNashville Intl

6h 35m

1 stop

ISP1:30 pmIslip Long Island

$305

Find similar

Southwest

Feb 25

ISP6:00 amIslip Long Island

8h 20m

2 stops

BNA1:20 pmNashville Intl

Mar 2

BNA5:45 amNashville Intl

5h 10m

1 stop

ISP11:55 amIslip Long Island

$310

Find similar

Southwest

Feb 25

ISP3:45 pmIslip Long Island

6h 30m

2 stops

BNA9:15 pmNashville Intl

Mar 2

BNA7:15 amNashville Intl

8h 10m

2 stops

ISP4:25 pmIslip Long Island

$315

Find similar

Frontier flights from Islip to Tennessee

Our best Frontier deals on Islip to Tennessee flight tickets

Frontier

Oct 23

ISP9:37 pmIslip Long Island

19h 52m

1 stop

BNA4:29 pmNashville Intl

Oct 26

BNA5:15 pmNashville Intl

16h 22m

1 stop

ISP10:37 amIslip Long Island

$168

Find similar

Frontier

Oct 16

ISP9:37 pmIslip Long Island

40h 35m

2 stops

BNA1:12 pmNashville Intl

Oct 20

BNA5:25 pmNashville Intl

26h 17m

1 stop

ISP8:42 pmIslip Long Island

$332

Find similar

Frontier

Oct 23

ISP9:37 pmIslip Long Island

40h 35m

2 stops

BNA1:12 pmNashville Intl

Oct 26

BNA5:15 pmNashville Intl

16h 22m

1 stop

ISP10:37 amIslip Long Island

$365

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 10/23

9:37 pm-4:29 pm

1 stop19h 52m

Nashville Intl

Sun 10/26

5:15 pm-10:37 am

1 stop16h 22m

$168

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 10/16

9:37 pm-11:20 pm

1 stop26h 43m

Nashville Intl

Thu 10/23

5:05 am-8:42 pm

1 stop14h 37m

$250

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 12/4

9:09 pm-12:31 pm

1 stop16h 22m

Nashville Intl

Mon 12/8

9:47 pm-7:14 pm

1 stop20h 27m

$258

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 10/16

11:40 am-11:20 pm

2 stops12h 40m

Nashville Intl

Thu 10/23

8:05 pm-10:37 am

1 stop13h 32m

$272

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 12/4

2:19 pm-12:31 pm

2 stops23h 12m

Nashville Intl

Mon 12/8

9:47 pm-7:14 pm

1 stop20h 27m

$278

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 2/25

12:40 pm-4:40 pm

1 stop5h 00m

Nashville Intl

Mon 3/2

5:55 am-1:30 pm

1 stop6h 35m

$305

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 2/25

6:00 am-1:20 pm

2 stops8h 20m

Nashville Intl

Mon 3/2

5:45 am-11:55 am

1 stop5h 10m

$310

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 2/25

3:45 pm-9:15 pm

2 stops6h 30m

Nashville Intl

Mon 3/2

7:15 am-4:25 pm

2 stops8h 10m

$315

IslipMemphis

ISP - MEM

ISPMEM

Islip Long Island

Wed 10/1

8:21 pm-5:08 pm

3 stops45h 47m

Memphis

Sun 10/5

7:11 pm-8:07 pm

2 stops23h 56m

$829

IslipMemphis

ISP - MEM

ISPMEM

Islip Long Island

Wed 10/1

8:21 pm-5:08 pm

3 stops45h 47m

Memphis

Sun 10/5

7:11 pm-8:07 pm

2 stops23h 56m

$837

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip to Tennessee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Tennessee?

The cheapest day to depart from Islip to Tennessee is on a Saturday. Travelers who choose to depart for Tennessee on a Saturday will often find tickets for as low as $358. Flights from Islip to Tennessee on a Wednesday will generally be more expensive and average around $531. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Tennessee?

The cheapest time of day to fly to Tennessee is in the afternoon when flights can be purchased for as low as $363. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $435 on average. Flights to Tennessee from Islip at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Islip to Tennessee flights?

You could potentially save up to 40% on your flight if you consider stops on a Islip to Tennessee flight.

Cheap Islip to Tennessee flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip to Tennessee

Direct flights	None

There are no direct flights from Islip to Tennessee. There are no popular flight routes from Islip to Tennessee.

Search flight deals

When did momondo last update prices for flights from Islip Long Island Airport to Tennessee?
Prices for flights from Islip Long Island Airport to Tennessee were last updated today.
How many operators does momondo search for flights from Islip Long Island Airport to Tennessee?
As of September 2025, there is 1 operator available to choose from for flights from Islip Long Island Airport to Tennessee.
How old do you have to be to fly from Islip Long Island Airport to Tennessee?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Tennessee.
What documentation or ID do you need to fly to Tennessee?
The travel and health documents required for your trip to Tennessee can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tennessee. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Islip to Tennessee

Compare and see reviews for airlines that fly from Islip to Tennessee with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $272	Free Cancellation	Rating 8.0 4,242 reviews		Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Tennessee?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tennessee from Islip.

Can I find flights from Islip to Tennessee with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Islip to Tennessee flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to Tennessee?

momondo provides multiple filters to help you find the best flight to Tennessee from Islip. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Islip to Tennessee right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Islip to Tennessee flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Tennessee trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Tennessee

Popular cities in Tennessee

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Cheap flights from Islip to Tennessee from $123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip to Tennessee departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Islip to Tennessee

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Southwest flights from Islip to Tennessee

Our best Southwest deals on Islip to Tennessee flight tickets

Frontier flights from Islip to Tennessee

Our best Frontier deals on Islip to Tennessee flight tickets

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

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How to get the cheapest flight ticket from Islip to Tennessee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Tennessee?

What is the cheapest time of day to depart on your flight to Tennessee?

Can stopping save me money on Islip to Tennessee flights?

You could potentially save up to 40% on your flight if you consider stops on a Islip to Tennessee flight.

What is the cheapest airline that flies from Islip Long Island to Tennessee?

Frontier, Southwest, and Breeze Airways are the most popular carriers operating from Islip Long Island to Tennessee

What airlines fly to Tennessee?

Cheap Islip to Tennessee flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip to Tennessee

Direct flights

When did momondo last update prices for flights from Islip Long Island Airport to Tennessee?

How many operators does momondo search for flights from Islip Long Island Airport to Tennessee?

How old do you have to be to fly from Islip Long Island Airport to Tennessee?

What documentation or ID do you need to fly to Tennessee?

Best airlines flying from Islip to Tennessee

Compare and see reviews for airlines that fly from Islip to Tennessee with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Tennessee?

Can I find flights from Islip to Tennessee with flexible booking policies on momondo?

How can momondo help me find flights from Islip to Tennessee?

I’m not ready to book a flight from Islip to Tennessee right now. Can momondo alert me if prices change?

An easier way to manage your Tennessee trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Tennessee

Popular cities in Tennessee

Popular flights according to clicks in the last 7 days on momondo