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$152+ 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
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap 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 April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$333
(JetBlue)

One-way from

$152
(Southwest)

Popular in

December

Cheapest in

September

Average price

$154
Provider with most accurate pricing for Nashville Intl-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Nashville Intl-Islip Long Island flights.
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From Nashville Intl to Islip Long Island
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One-way flight from Nashville Intl to Islip Long Island
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Highest demand for flights based on searches. 15% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 4, 2025.

This JetBlue deal was found by Cheapflights users on 4/3. 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.
Fri 5/212:18 pmBNA - ISP
1 stop8h 10mJetBlue
Sat 5/106:00 amISP - BNA
1 stop6h 49mJetBlue
Deal found 4/3$333
This Southwest deal was found by Cheapflights users on 4/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2011:30 amBNA - ISP
1 stop5h 35mSouthwest
Sun 6/226:00 amISP - BNA
2 stops6h 15mSouthwest
Deal found 4/3$372
This Mytrip deal was found by Cheapflights users on 4/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/197:00 amBNA - ISP
2 stops29h 15mMultiple Airlines
Mon 5/2610:44 amISP - BNA
2 stops31h 05mMultiple Airlines
Deal found 4/4$585

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 April 4, 2025.
Use the filters below to find and compare flights from Nashville to Islip that are best for you.

Fly from

Nashville

Fly to

Islip

Route

Depart

Return

Price

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Fri 5/2

12:18 pm-9:28 pm

1 stop8h 10m

Islip Long Island

Sat 5/10

6:00 am-11:49 am

1 stop6h 49m

$333

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Fri 6/20

11:30 am-6:05 pm

1 stop5h 35m

Islip Long Island

Sun 6/22

6:00 am-11:15 am

2 stops6h 15m

$372

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Mon 5/19

7:00 am-1:15 pm

2 stops29h 15m

Islip Long Island

Mon 5/26

10:44 am-4:49 pm

2 stops31h 05m

$585

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Thu 8/14

3:45 pm-11:25 pm

1 stop6h 40m

$152

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Wed 4/30

12:18 pm-9:28 pm

1 stop8h 10m

$262

NashvilleIslip

BNA - ISP

BNAISP

Nashville Intl

Sun 5/4

9:18 am-10:04 am

3 stops23h 46m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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

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

Currently, January is the cheapest month in which you can book a flight from Nashville to Islip, New York (average of $108). Flying from Nashville to Islip, New York in November is currently the most expensive (average of $213). 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 BNA to ISP?

Find hourly flight availability from Nashville to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

One of the essential ways to save on airfare from Nashville to Islip, New York is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 11% on airfare.

Rainfall in Islip by month

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

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

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

If weather is an important factor for your trip to Islip, New York, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 4, 2025.
Southwest
8.0
Very good
4,276 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

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
8.0
Very good
4,276 reviews
Southwest
8.0
Very good
4,276 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

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
2,920 reviews
Southwest
8.0
Very good
4,276 reviews

Comfort

8.0

Entertainment

7.6

Overall

8.0

Boarding

8.2

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 Nashville to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Nashville to Islip, New York round-trip?

    JetBlue, at $333, was found to be the cheapest airline from Nashville to Islip, New York. An alternate airline flying to your destination would be Southwest.

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from Nashville to Islip, New York (average of $108). Flying from Nashville to Islip, New York in November is currently the most expensive (average of $213). 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 Nashville to Islip

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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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$366Average$416FlexibilityNo cancel feeOn-time63%

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