$119+ 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Islip to Jacksonville 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 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 April 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $242 (JetBlue) |
One-way from | $119 (JetBlue) |
Popular in | March |
Cheapest in | August |
Average price | $334 |
Find flight deals from Islip to Jacksonville
Cheapest flights from Islip to JacksonvilleExplore 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 April 25, 2025.
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 April 25, 2025.
This JetBlue deal was found by Cheapflights users on 4/24. 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.
This Southwest deal was found by Cheapflights users on 4/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KAYAK deal was found by Cheapflights users on 4/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 4/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
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 April 25, 2025.
Use the filters below to find and compare flights from Islip to Jacksonville that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Sat 5/24
6:00 am-12:35 pm
1 stop6h 35m
Jacksonville
Sat 5/31
1:30 pm-9:28 pm
1 stop7h 58m
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Sat 5/17
5:40 am-10:20 am
1 stop4h 40m
Jacksonville
Sat 5/24
6:55 pm-10:55 pm
1 stop4h 00m
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Sun 5/11
7:39 pm-6:54 pm
1 stop23h 15m
Jacksonville
Thu 5/15
9:30 am-6:59 pm
1 stop9h 29m
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Wed 4/30
2:55 pm-6:54 pm
2 stops27h 59m
Jacksonville
Wed 5/7
9:03 pm-10:04 am
2 stops37h 01m
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Sat 6/7
6:00 am-12:35 pm
1 stop6h 35m
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Mon 4/28
12:56 pm-6:17 pm
1 stop5h 21m
IslipJacksonville
ISP - JAX
ISPJAX
Islip Long Island
Sat 5/10
10:50 am-4:25 pm
1 stop5h 35m
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 eDreams the most. eDreams 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.
Cheapflights Insights
Everything you need to know about your flight from Islip to Jacksonville
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 April 25, 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 April 25, 2025.
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Dena,Dec 2024
LAS - BDL
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Dena,Dec 2024
LAS - BDL
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Dena,Dec 2024
LAS - BDL
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Dena,Dec 2024
LAS - BDL
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.
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Alternative routes for Islip to Jacksonville
See prices for flight routes from nearby airports that may be better suited for you.
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 April 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$328 | Average$419 | FlexibilityNo cancel fee | On-time63% |