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$82+ Cheap flights from Islip, NY to Jacksonville (ISP - JAX)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — JAX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Islip to Jacksonville

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Jacksonville (JAX). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$281
(Mytrip)

One-way from

$82
(CheapOair)

Popular in

November

Cheapest in

August

Average price

$396
Provider with most accurate pricing for Islip Long Island-Jacksonville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Jacksonville flights.
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From Islip Long Island to Jacksonville
Search Deals
One-way flight from Islip Long Island to Jacksonville
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Islip to Jacksonville

Cheapest flights from Islip to Jacksonville
Explore the most affordable flight options available from Islip to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/312:56 pmISP - JAX
1 stop5h 21mMultiple Airlines
Thu 3/69:12 pmJAX - ISP
3 stops22h 33mMultiple Airlines
Deal found 2/19$281
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/312:56 pmISP - JAX
1 stop5h 21mBreeze Airways
Thu 3/69:58 amJAX - ISP
2 stops26h 18mBreeze Airways
Deal found 2/19$288
This Southwest deal was found by Cheapflights users on 2/19. 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.
Tue 3/114:20 pmISP - JAX
1 stop4h 40mSouthwest
Tue 3/183:35 pmJAX - ISP
1 stop7h 00mSouthwest
Deal found 2/19$387

Find flights from Islip to Jacksonville within your budget

Customize your flight search to find flights from Islip to Jacksonville 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 February 20, 2025.

Fly from

Islip

Fly to

Jacksonville

Route

Depart

Return

Price

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Mon 3/3

12:56 pm-6:17 pm

1 stop5h 21m

Jacksonville

Thu 3/6

9:12 pm-7:45 pm

3 stops22h 33m

$281

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Mon 3/3

12:56 pm-6:17 pm

1 stop5h 21m

Jacksonville

Thu 3/6

9:58 am-12:16 pm

2 stops26h 18m

$288

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Tue 3/11

4:20 pm-9:00 pm

1 stop4h 40m

Jacksonville

Tue 3/18

3:35 pm-10:35 pm

1 stop7h 00m

$387

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Mon 3/3

12:56 pm-6:17 pm

1 stop5h 21m

$82

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Thu 3/6

10:50 am-10:04 am

2 stops23h 14m

$149

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Mon 3/17

12:00 pm-6:43 pm

1 stop6h 43m

$181

IslipJacksonville

ISP - JAX

ISPJAX

Islip Long Island

Wed 3/5

6:10 am-10:55 am

1 stop4h 45m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Islip to Jacksonville

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

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

Travel insights for flights from Islip to Jacksonville

Get recent, data-driven insights about flights from Islip to Jacksonville including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Islip, New York to Jacksonville (average of $278). Flying from Islip, New York to Jacksonville in March is currently the most expensive (average of $365). 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 ISP to JAX?

Find hourly flight availability from Islip to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Islip, New York to Jacksonville at noon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the evening.

Rainfall in Jacksonville by month

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

In terms of precipitation, rainfall in Jacksonville ranges from 2.1 - 8.2 inches per month. September is typically the wettest month, when rainfall can reach 8.2 in. November is typically the driest time to visit Jacksonville when rainfall is around 2.1 in.

Temperature in Jacksonville by month

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

If weather is an important factor for your trip to Jacksonville, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Jacksonville

Get insights into the airlines that provide service to Jacksonville. 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 Jacksonville. Reviews last updated February 20, 2025.
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,412 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,071 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Islip to Jacksonville. 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 Islip, New York to Jacksonville round-trip?

    Currently priced at $288, Breeze Airways will fly you from Islip, New York to Jacksonville and back. In addition to Breeze Airways, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Southwest for as low as $387. Breeze Airways is 32% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Islip, New York to Jacksonville one-way?

    $82 is the cheapest one-way deal found within the past few days, from Breeze Airways. You may also be able to find cheap deals on JetBlue and Southwest, with prices starting from $181 and $214, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Islip, New York to Jacksonville (average of $278). Flying from Islip, New York to Jacksonville in March is currently the most expensive (average of $365). 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 Islip?

Book flights to Islip if you plan to visit one of these locations
Jacksonville Beach
Kingsland
Waycross
Orange Park
Fernandina Beach

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Top airline flying from Islip to Jacksonville

Discover the top airline that operate flights from Islip to Jacksonville. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$344Average$420FlexibilityNo cancel feeOn-time63%
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