HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Islip

$127+ Cheap flights from Nashville to Islip, NY (BNA - ISP)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ISP
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Nashville to Islip 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 Nashville to Islip

Cheapest flights from Nashville to Islip
Explore the most affordable flight options available from Nashville to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This Booking.com deal was found by Cheapflights users on 6/5. 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.
Tue 7/1411:12 am
BNA
-
ISP
1 stop21h 41m
Frontier
Fri 7/1710:57 am
ISP
-
BNA
1 stop6h 08m
Frontier
Deal found 6/5$262
This Booking.com deal was found by Cheapflights users on 6/6. 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.
Thu 9/177:37 pm
BNA
-
ISP
1 stop12h 56m
Frontier
Mon 9/214:13 pm
ISP
-
BNA
1 stop18h 59m
Frontier
Deal found 6/6$295
This Priceline deal was found by Cheapflights users on 6/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/132:27 pm
BNA
-
ISP
1 stop6h 17m
Multiple Airlines
Fri 7/1710:57 am
ISP
-
BNA
1 stop6h 08m
Multiple Airlines
Deal found 6/7$317
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Tue 7/1411:12 am
BNA
-
ISP
1 stop21h 41m
Multiple Airlines
Fri 7/172:28 pm
ISP
-
BNA
2 stops26h 37m
Multiple Airlines
Deal found 6/5$337
This JetBlue deal was found by Cheapflights users on 6/3. 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.
Tue 9/12:27 pm
BNA
-
ISP
1 stop7h 29m
JetBlue
Wed 9/26:00 am
ISP
-
BNA
1 stop8h 32m
JetBlue
Deal found 6/3$343
This Trip.com deal was found by Cheapflights users on 6/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1711:12 am
BNA
-
ISP
1 stop21h 41m
Frontier
Mon 7/2010:57 am
ISP
-
BNA
1 stop6h 08m
Frontier
Deal found 6/3$353
This Booking.com deal was found by Cheapflights users on 6/3. 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.
Thu 6/115:19 pm
BNA
-
ISP
1 stop26h 38m
Frontier
Sun 6/149:52 pm
ISP
-
BNA
1 stop19h 42m
Frontier
Deal found 6/3$383
This Southwest deal was found by Cheapflights users on 6/5. 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 7/146:40 am
BNA
-
ISP
2 stops8h 20m
Southwest
Fri 7/175:50 pm
ISP
-
BNA
2 stops7h 05m
Southwest
Deal found 6/5$389
This Southwest deal was found by Cheapflights users on 6/4. 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 7/36:05 pm
BNA
-
ISP
1 stop4h 30m
Southwest
Thu 7/93:05 pm
ISP
-
BNA
1 stop4h 55m
Southwest
Deal found 6/4$407

Find flight deals from Nashville to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) to Islip (ISP). 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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$262
(Booking.com)

One-way from

$127
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$642
Provider with most accurate pricing for Nashville Intl-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Islip Long Island flights.
Search Deals
From Nashville Intl to Islip Long Island
Search Deals
One-way flight from Nashville Intl to Islip Long Island
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville to Islip 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 8, 2026.
Use the filters below to find and compare flights from Nashville to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Fri 7/17

11:12 am-9:53 am

1 stop21h 41m

Islip Long Island

Mon 7/20

10:57 am-4:05 pm

1 stop6h 08m

$353

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Tue 9/1

2:27 pm-10:56 pm

1 stop7h 29m

Islip Long Island

Wed 9/2

6:00 am-1:32 pm

1 stop8h 32m

$363

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Tue 7/14

6:40 am-4:00 pm

2 stops8h 20m

Islip Long Island

Fri 7/17

5:50 pm-11:55 pm

2 stops7h 05m

$389
Quickest round-trip

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Fri 7/3

6:05 pm-11:35 pm

1 stop4h 30m

Islip Long Island

Thu 7/9

3:05 pm-7:00 pm

1 stop4h 55m

$407

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Fri 7/17

2:30 pm-11:40 pm

2 stops8h 10m

Islip Long Island

Mon 7/20

5:50 pm-8:50 pm

1 stop4h 00m

$412

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Thu 9/17

4:20 pm-10:05 pm

1 stop4h 45m

Islip Long Island

Mon 9/21

6:10 am-12:25 pm

2 stops7h 15m

$412

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Thu 8/13

12:10 pm-10:05 pm

2 stops8h 55m

Islip Long Island

Thu 8/20

6:10 am-1:15 pm

2 stops8h 05m

$417
Cheapest one-way

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Fri 8/14

5:44 pm-1:33 pm

2 stops18h 49m

$173
Quickest one-way

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Wed 7/22

5:15 pm-10:40 pm

1 stop4h 25m

$179

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Sat 7/11

2:27 pm-9:44 pm

1 stop6h 17m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Nashville to Islip

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 Nashville to Islip in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 Nashville-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Nashville-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Nashville-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Islip, New York flights, Cheapflights users trust FlightHub the most. FlightHub 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 Nashville-Islip, New York 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 Nashville to Islip

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

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

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. 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 Islip. Reviews last updated June 8, 2026.
Get a feel of what it's like to fly with Southwest from Nashville to Islip by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,249 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
7.9
Good
4,249 reviews
Southwest
7.9
Good
4,249 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

Related info for your journey

Find useful and relevant information for your journey from Nashville to Islip. 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 Nashville to Islip, New York?

    JetBlue and Frontier can get you from Nashville to Islip, New York in just under 7h 29m. Your travel time can differ by up to 14h 12m. The distance between Nashville and Islip, New York is about 801 mi. This flight may include one or multiple stops.

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

    Southwest, at $301, was found to be the cheapest airline from Nashville to Islip, New York.. Southwest is priced at 35% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead

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.

Top airline flying from Nashville to Islip

Discover the top airline that operate flights from Nashville to Islip. 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 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$301Average$422FlexibilityNo 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.