HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Nashville

$165+ Cheap flights from Islip, NY to Nashville (ISP - BNA)

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BNA
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to Nashville 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 Nashville

Cheapest flights from Islip to Nashville
Explore the most affordable flight options available from Islip to Nashville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 2/411:50 am
ISP
-
BNA
2 stops21h 39m
Multiple Airlines
Fri 2/66:28 am
BNA
-
ISP
1 stop13h 19m
Multiple Airlines
Deal found 1/20$288
This Southwest deal was found by Cheapflights users on 1/20. 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 3/1712:20 pm
ISP
-
BNA
1 stop6h 30m
Southwest
Tue 3/243:10 pm
BNA
-
ISP
1 stop6h 30m
Southwest
Deal found 1/20$319
This Southwest deal was found by Cheapflights users on 1/21. 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 4/275:10 pm
ISP
-
BNA
1 stop6h 50m
Southwest
Thu 4/301:05 pm
BNA
-
ISP
1 stop6h 20m
Southwest
Deal found 1/21$341
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 4/106:15 am
ISP
-
BNA
1 stop12h 58m
Multiple Airlines
Mon 4/1311:06 am
BNA
-
ISP
1 stop11h 08m
Multiple Airlines
Deal found 1/21$346
This Southwest deal was found by Cheapflights users on 1/20. 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 3/185:45 am
ISP
-
BNA
2 stops8h 00m
Southwest
Sun 3/226:35 am
BNA
-
ISP
1 stop4h 10m
Southwest
Deal found 1/20$358
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 2/57:43 pm
ISP
-
BNA
1 stop13h 46m
Multiple Airlines
Mon 2/98:43 pm
BNA
-
ISP
2 stops39h 30m
Multiple Airlines
Deal found 1/20$360
This Southwest deal was found by Cheapflights users on 1/19. 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 3/15:35 pm
ISP
-
BNA
1 stop6h 25m
Southwest
Mon 3/25:45 am
BNA
-
ISP
1 stop5h 10m
Southwest
Deal found 1/19$364

Find flight deals from Islip to Nashville

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Nashville (BNA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$288
(Kiwi.com)

One-way from

$165
(Southwest)

Popular in

November

Cheapest in

August

Average price

$394
Provider with most accurate pricing for Islip Long Island-Nashville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Nashville Intl flights.
Search Deals
From Islip Long Island to Nashville Intl
Search Deals
One-way flight from Islip Long Island to Nashville Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Nashville 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 January 21, 2026.
Use the filters below to find and compare flights from Islip to Nashville that are best for you.

Fly from

Islip

Fly to

Nashville

Route

Depart

Return

Price

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Tue 3/17

12:20 pm-5:50 pm

1 stop6h 30m

Nashville Intl

Tue 3/24

3:10 pm-10:40 pm

1 stop6h 30m

$319

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Fri 4/10

6:15 am-6:13 pm

1 stop12h 58m

Nashville Intl

Mon 4/13

11:06 am-11:14 pm

1 stop11h 08m

$347

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 3/18

5:45 am-12:45 pm

2 stops8h 00m

Nashville Intl

Sun 3/22

6:35 am-11:45 am

1 stop4h 10m

$358

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sun 3/1

5:35 pm-11:00 pm

1 stop6h 25m

Nashville Intl

Mon 3/2

5:45 am-11:55 am

1 stop5h 10m

$364

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sun 3/29

5:55 pm-10:15 pm

1 stop5h 20m

Nashville Intl

Mon 3/30

6:45 pm-11:55 pm

1 stop4h 10m

$364

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Sun 3/22

5:55 pm-10:15 pm

1 stop5h 20m

Nashville Intl

Mon 3/23

6:45 am-11:40 am

1 stop3h 55m

$364

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 3/18

5:45 am-12:45 pm

2 stops8h 00m

$165

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Wed 3/18

11:50 am-11:30 pm

2 stops36h 40m

$178

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Thu 3/19

6:00 am-10:25 am

1 stop5h 25m

$194

IslipNashville

ISP - BNA

ISPBNA

Islip Long Island

Fri 3/27

5:55 pm-10:00 pm

1 stop5h 05m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 11 results
1
2

Compare providers for flights from Islip to Nashville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Nashville in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Nashville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Nashville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Nashville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Nashville flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Nashville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Nashville

Have a flexible travel schedule? Discover the best time to fly to Nashville 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 Nashville

What is the cheapest month to book a flight from Islip, New York to Nashville?

Currently, April is the cheapest month in which you can book a flight from Islip, New York to Nashville (average of $46). Flying from Islip, New York to Nashville in November is currently the most expensive (average of $94). 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.

How much does it cost to fly round-trip from Islip, New York to Nashville?

Reviews of airlines servicing Nashville

Get insights into the airlines that provide service to Nashville. 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 Nashville. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with Southwest from Islip to Nashville by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Islip to Nashville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Islip, New York to Nashville?

    For as low as $319, Southwest can have you in Nashville from Islip, New York in 6h 30m. Airlines will cover a distance of 801 mi.

  • What is the cheapest airline to fly from Islip, New York to Nashville round-trip?

    Currently priced at $248, Southwest will fly you from Islip, New York to Nashville and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Users have found that Southwest is 36% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Nashville 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 Nashville?

    Currently, April is the cheapest month in which you can book a flight from Islip, New York to Nashville (average of $46). Flying from Islip, New York to Nashville in November is currently the most expensive (average of $94). 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

Traveling to a place near Nashville?

Book flights to Nashville if you plan to visit one of these locations
Bowling Green
Cookeville
Murfreesboro
Franklin
Lebanon
Brentwood
Hermitage
Goodlettsville
Franklin
Dickson
Mount Juliet
Hopkinsville
Smyrna
Antioch
Tullahoma

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 for Islip to Nashville

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Nashville flights
John F Kennedy Intl to Nashville flights
LaGuardia to Nashville flights
LaGuardia to Knoxville flights
John F Kennedy Intl to Knoxville flights
LaGuardia to Memphis flights
Albany to Nashville flights
John F Kennedy Intl to Memphis flights
Newark to Memphis flights
Buffalo to Nashville flights
White Plains to Nashville flights
Stewart to Nashville flights
Syracuse to Nashville flights
Newark to Knoxville flights
Newark to Chattanooga flights
LaGuardia to Chattanooga flights
John F Kennedy Intl to Chattanooga flights
Syracuse to Knoxville flights
Rochester to Nashville flights
Stewart to Knoxville flights
Rochester to Knoxville flights
Buffalo to Knoxville flights
Buffalo to Memphis flights
Ithaca to Nashville flights
Albany to Knoxville flights
Syracuse to Chattanooga flights
Syracuse to Memphis flights
White Plains to Knoxville flights
Binghamton to Nashville flights
Albany to Memphis flights
Stewart to Memphis flights
Elmira to Nashville flights
Rochester to Memphis flights
John F Kennedy Intl to Blountville flights
Albany to Chattanooga flights
White Plains to Chattanooga flights
LaGuardia to Blountville flights
Newark to Blountville flights
Syracuse to Blountville flights
White Plains to Memphis flights
Plattsburgh to Nashville flights
Buffalo to Chattanooga flights
Watertown to Nashville flights
Ithaca to Knoxville flights
Islip to Knoxville flights
Rochester to Chattanooga flights
Rutland to Nashville flights
Stewart to Chattanooga flights
Buffalo to Blountville flights

Top airline flying from Islip to Nashville

Discover the top airline that operate flights from Islip to Nashville. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$248Average$368FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.