$98+ Cheap flights from Jacksonville to Islip, NY (JAX - ISP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — ISP
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Jacksonville 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 Jacksonville to Islip
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Cheapest flights from Jacksonville to IslipExplore the most affordable flight options available from Jacksonville to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Jacksonville to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Breeze Airways deal was found by Cheapflights users on 10/25. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Tue 11/1012:00 pm -
1 stop4h 26m
Deal found 10/25![Breeze Airways logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:54 pm -
1 stop4h 39m
Sun 11/2210:57 am -
1 stop9h 31m
Deal found 10/27![Breeze Airways logo]()
$235
This Southwest deal was found by Cheapflights users on 10/28. 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.
Wed 12/28:00 am -
1 stop3h 45m
Tue 12/812:30 pm -
1 stop5h 50m
Deal found 10/28![Southwest logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:08 pm -
1 stop17h 14m
Tue 11/1712:00 pm -
1 stop4h 26m
Deal found 10/25![Breeze Airways logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:08 pm -
1 stop17h 14m
Mon 11/163:02 pm -
2 stops27h 09m
Deal found 10/25![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Mon 11/93:02 pm -
1 stop25h 24m
Deal found 10/25![Breeze Airways logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Wed 11/1112:00 pm -
2 stops30h 11m
Deal found 10/26![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:08 pm -
1 stop17h 14m
Mon 11/163:02 pm -
1 stop25h 24m
Deal found 10/25![Breeze Airways logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Tue 11/1012:00 pm -
2 stops30h 11m
Deal found 10/25![Multiple Airlines logo]()
$348
Best flights from Jacksonville to IslipDiscover carefully curated flight deals from Jacksonville to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Jacksonville to Islip that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/25. 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.
Tue 12/83:45 pm -
1 stop6h 00m
Tue 12/1512:30 pm -
2 stops8h 50m
Deal found 10/25![Southwest logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:35 pm -
2 stops25h 48m
Tue 11/1712:00 pm -
1 stop4h 26m
Deal found 10/27![Multiple Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 10/25. 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 12/113:35 pm -
2 stops8h 00m
Sat 12/126:00 am -
2 stops11h 50m
Deal found 10/25![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 10/28. 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.
Wed 12/211:10 am -
2 stops10h 35m
Tue 12/812:30 pm -
2 stops8h 50m
Deal found 10/28![Southwest logo]()
$380
This Southwest deal was found by Cheapflights users on 10/28. 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.
Thu 12/172:10 pm -
2 stops8h 40m
Mon 12/215:40 am -
2 stops10h 35m
Deal found 10/28![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 10/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:00 am -
1 stop3h 45m
Mon 11/166:05 am -
1 stop4h 20m
Deal found 10/26![Southwest logo]()
$416
This Southwest deal was found by Cheapflights users on 10/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:25 pm -
1 stop4h 10m
Tue 11/1712:30 pm -
1 stop5h 50m
Deal found 10/27![Southwest logo]()
$416
This Southwest deal was found by Cheapflights users on 10/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:40 pm -
1 stop4h 05m
Sun 11/2212:25 pm -
2 stops9h 55m
Deal found 10/27![Southwest logo]()
$441
This Southwest deal was found by Cheapflights users on 10/28. 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.
Wed 11/252:25 pm -
2 stops9h 15m
Wed 12/24:05 pm -
1 stop4h 30m
Deal found 10/28![Southwest logo]()
$441
Last-minute flights from Jacksonville to IslipDiscover last-minute flight deals from Jacksonville to Islip. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Islip. Data last updated October 30, 2026 and is based on user searches.
This Breeze Airways deal was found by Cheapflights users on 10/25. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Tue 11/1012:00 pm -
1 stop4h 26m
Deal found 10/25![Breeze Airways logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:08 pm -
1 stop17h 14m
Tue 11/1712:00 pm -
1 stop4h 26m
Deal found 10/25![Breeze Airways logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Mon 11/93:02 pm -
1 stop25h 24m
Deal found 10/25![Breeze Airways logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Wed 11/1112:00 pm -
2 stops30h 11m
Deal found 10/26![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Tue 11/1012:00 pm -
2 stops30h 11m
Deal found 10/25![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:08 pm -
1 stop17h 14m
Mon 11/163:02 pm -
2 stops27h 09m
Deal found 10/25![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:08 pm -
1 stop17h 14m
Mon 11/163:02 pm -
1 stop25h 24m
Deal found 10/25![Breeze Airways logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:54 pm -
1 stop4h 39m
Sun 11/2210:57 am -
1 stop9h 31m
Deal found 10/27![Breeze Airways logo]()
$235
One-way flights from Jacksonville to IslipSearch for one-way flight options from Jacksonville to Islip. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Jacksonville to Islip. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This CheapOair deal was found by Cheapflights users on 10/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:54 pm -
1 stop5h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Breeze Airways logo]()
$98
This CheapOair deal was found by Cheapflights users on 10/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:54 pm -
1 stop4h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Breeze Airways logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 12/312:54 pm -
1 stop5h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Breeze Airways logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:03 pm -
2 stops39h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$138
This CheapOair deal was found by Cheapflights users on 10/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:54 pm -
1 stop4h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Breeze Airways logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sun 1/39:08 pm -
1 stop17h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Breeze Airways logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:06 pm -
1 stop18h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Breeze Airways logo]()
$168
This CheapOair deal was found by Cheapflights users on 10/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1711:34 am -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Breeze Airways logo]()
$175
Find flight deals from Jacksonville to Islip
Discover tips and strategies to find the most affordable flight options for your journey from Jacksonville (JAX) 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $228 (Breeze Airways) |
One-way from | $98 (CheapOair) |
Popular in | November |
Cheapest in | December |
Average price | $411 |
Cheapflights Fare Finder
Customize your flight search to find flights from Jacksonville 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Jacksonville to Islip that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 12/10
12:54 pm-5:54 pm
1 stop5h 00m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$98
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 11/19
12:54 pm-5:33 pm
1 stop4h 39m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$106
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Tue 11/17
7:03 pm-10:17 am
2 stops39h 14m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$138
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Tue 11/17
5:06 pm-11:20 am
1 stop18h 14m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$168
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 11/5
12:54 pm-5:33 pm
1 stop4h 39m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$171
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 12/17
11:34 am-5:54 pm
1 stop6h 20m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$179
Quickest round-trip
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Wed 12/30
7:40 pm-11:50 pm
1 stop4h 10m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$204
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Tue 11/17
5:46 pm-9:37 pm
1 stop27h 51m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$207
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 12/3
3:05 pm-2:22 pm
2 stops23h 17m
Islip Long Island
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$210
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Tue 12/8
3:45 pm-9:45 pm
1 stop6h 00m
Islip Long Island
Tue 12/15
12:30 pm-9:20 pm
2 stops8h 50m
$360
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Jacksonville 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 Jacksonville to Islip in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Jacksonville-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 Jacksonville-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Jacksonville-Islip, New York flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Jacksonville-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 Jacksonville-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 Jacksonville to Islip
Have a flexible travel schedule? Discover the best time to fly to Islip from Jacksonville with our price prediction graph.
JAX-ISP
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.
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 October 30, 2026.
Get a feel of what it's like to fly with Southwest from Jacksonville 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.
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Boarding
8.1
Overall
7.9
Food
7.0
Comfort
8.0
Entertainment
7.4
Crew
8.6
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Related info for your journey
Find useful and relevant information for your journey from Jacksonville to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Islip?
Book flights to Islip if you plan to visit one of these locationsRiverhead
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Other flights to Islip
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Jacksonville and Islip flights
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Browse through other flights departing from Jacksonville. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Jacksonville to Islip
Discover the top airline that operate flights from Jacksonville 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$335 | Average$474 | FlexibilityNo cancel fee | On-time63% |