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Nassau

$257+ Cheap flights from Islip, NY (ISP) to Nassau (NAS)

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — NAS
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Islip to Nassau

Cheapest flights from Islip to Nassau
Explore the most affordable flight options available from Islip to Nassau. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:28 pm
ISP
-
NAS
1 stop26h 59m
JetBlue
Mon 3/23:03 pm
NAS
-
ISP
1 stop17h 44m
JetBlue
Deal found 1/26$433
This Travelocity deal was found by Cheapflights users on 1/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/241:27 pm
ISP
-
NAS
1 stop27h 00m
JetBlue
Tue 3/31:15 pm
NAS
-
ISP
1 stop20h 47m
JetBlue
Deal found 1/27$463
This JetBlue deal was found by Cheapflights users on 1/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:34 pm
ISP
-
NAS
1 stop11h 54m
JetBlue
Sat 5/210:17 am
NAS
-
ISP
1 stop9h 22m
JetBlue
Deal found 1/27$506
This Travelocity deal was found by Cheapflights users on 1/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:35 pm
ISP
-
NAS
1 stop20h 25m
JetBlue
Mon 6/1512:45 pm
NAS
-
ISP
1 stop24h 11m
JetBlue
Deal found 1/25$562
This JetBlue deal was found by Cheapflights users on 1/26. 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.
Sat 3/288:22 pm
ISP
-
NAS
1 stop11h 39m
JetBlue
Sat 4/410:53 am
NAS
-
ISP
1 stop11h 42m
JetBlue
Deal found 1/26$704
This JetBlue deal was found by Cheapflights users on 1/24. 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 4/148:34 pm
ISP
-
NAS
1 stop11h 54m
JetBlue
Fri 4/179:30 am
NAS
-
ISP
1 stop10h 09m
JetBlue
Deal found 1/24$766
This Southwest deal was found by Cheapflights users on 1/25. 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 6/129:10 am
ISP
-
NAS
2 stops9h 20m
Southwest
Mon 6/152:10 pm
NAS
-
ISP
1 stop9h 30m
Southwest
Deal found 1/25$816
This JetBlue deal was found by Cheapflights users on 1/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:25 am
ISP
-
NAS
1 stop7h 35m
JetBlue
Mon 3/306:04 pm
NAS
-
ISP
1 stop6h 04m
JetBlue
Deal found 1/27$848

Find flight deals from Islip to Nassau

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Nassau (NAS). 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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$433
(Expedia)

Popular in

February

Cheapest in

September

Average price

$479
Provider with most accurate pricing for Islip Long Island-Nassau Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Nassau Intl flights.
Search Deals
From Islip Long Island to Nassau Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 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 Nassau 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 27, 2026.
Use the filters below to find and compare flights from Islip to Nassau that are best for you.

Fly from

Islip

Fly to

Nassau

Route

Depart

Return

Price

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Mon 2/23

1:28 pm-4:27 pm

1 stop26h 59m

Nassau Intl

Mon 3/2

3:03 pm-8:47 am

1 stop17h 44m

$433

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Tue 2/24

1:27 pm-4:27 pm

1 stop27h 00m

Nassau Intl

Tue 3/3

1:15 pm-10:02 am

1 stop20h 47m

$463

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Mon 4/27

8:34 pm-8:28 am

1 stop11h 54m

Nassau Intl

Sat 5/2

10:17 am-7:39 pm

1 stop9h 22m

$506

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Fri 6/12

12:35 pm-9:00 am

1 stop20h 25m

Nassau Intl

Mon 6/15

12:45 pm-12:56 pm

1 stop24h 11m

$562

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Sat 3/28

8:22 pm-8:01 am

1 stop11h 39m

Nassau Intl

Sat 4/4

10:53 am-10:35 pm

1 stop11h 42m

$704

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Tue 4/14

8:34 pm-8:28 am

1 stop11h 54m

Nassau Intl

Fri 4/17

9:30 am-7:39 pm

1 stop10h 09m

$766

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Fri 6/12

9:10 am-6:30 pm

2 stops9h 20m

Nassau Intl

Mon 6/15

2:10 pm-11:40 pm

1 stop9h 30m

$816

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Fri 3/27

8:25 am-4:00 pm

1 stop7h 35m

Nassau Intl

Mon 3/30

6:04 pm-12:08 am

1 stop6h 04m

$848

IslipNassau

ISP - NAS

ISPNAS

Islip Long Island

Thu 3/12

12:15 pm-6:30 pm

1 stop6h 15m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Compare providers for flights from Islip to Nassau

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 Nassau in January.
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 Islip, New York-Nassau 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-Nassau flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Nassau flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Nassau 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 Islip, New York-Nassau 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 Nassau

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

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

Currently, March is the cheapest month in which you can book a flight from Islip, New York to Nassau (average of $114). Flying from Islip, New York to Nassau in December is currently the most expensive (average of $310). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Nassau. 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 Nassau?

    Airlines like JetBlue fly from Islip, New York to Nassau in about 26h 59m. The time it takes to get you to your destination can typically vary by up to . There are 1116 mi between Islip, New York and Nassau.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Islip, New York to Nassau (average of $114). Flying from Islip, New York to Nassau in December is currently the most expensive (average of $310). 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 Islip to Nassau

See prices for flight routes from nearby airports that may be better suited for you.
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