$123+ Cheap flights from Jacksonville to Islip, NY (JAX - 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — ISP
May 18 — May 251
Round-trip
1 adult, Economy
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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 April 18, 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 April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 8/273:31 pm
JAX
- ISP
1 stop3h 38m
Breeze Airways
Thu 9/37:49 pm
ISP
- JAX
1 stop13h 08m
Breeze Airways
Deal found 4/16![Breeze Airways logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/73:05 pm
JAX
- ISP
1 stop4h 08m
Breeze Airways
Tue 5/1211:56 am
ISP
- JAX
1 stop21h 56m
Breeze Airways
Deal found 4/17![Breeze Airways logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/712:07 pm
JAX
- ISP
1 stop5h 59m
Multiple Airlines
Tue 5/125:38 pm
ISP
- JAX
2 stops48h 57m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Sat 6/136:28 pm
JAX
- ISP
2 stops48h 37m
Multiple Airlines
Sat 6/2011:57 am
ISP
- JAX
1 stop20h 41m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/129:03 pm
JAX
- ISP
1 stop14h 14m
Breeze Airways
Tue 5/1911:56 am
ISP
- JAX
1 stop21h 56m
Breeze Airways
Deal found 4/14![Breeze Airways logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 6/166:28 pm
JAX
- ISP
2 stops24h 37m
Multiple Airlines
Sat 6/2011:57 am
ISP
- JAX
1 stop20h 41m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 8/273:31 pm
JAX
- ISP
1 stop3h 38m
Multiple Airlines
Thu 9/310:48 am
ISP
- JAX
2 stops22h 09m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/812:51 pm
JAX
- ISP
2 stops21h 14m
Multiple Airlines
Mon 5/112:28 pm
ISP
- JAX
1 stop18h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/319:03 pm
JAX
- ISP
1 stop16h 25m
Multiple Airlines
Fri 6/52:28 pm
ISP
- JAX
2 stops27h 07m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 4/14. 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 5/121:50 pm
JAX
- ISP
2 stops8h 20m
Southwest
Tue 5/1912:30 pm
ISP
- JAX
2 stops9h 00m
Southwest
Deal found 4/14![Southwest logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 6/43:05 pm
JAX
- ISP
1 stop4h 04m
Multiple Airlines
Sun 6/77:49 pm
ISP
- JAX
2 stops21h 46m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$353
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 April 18, 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 April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/812:51 pm
JAX
- ISP
2 stops21h 14m
Multiple Airlines
Mon 5/112:28 pm
ISP
- JAX
1 stop18h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 4/14. 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 5/121:50 pm
JAX
- ISP
2 stops8h 20m
Southwest
Tue 5/1912:30 pm
ISP
- JAX
2 stops9h 00m
Southwest
Deal found 4/14![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 4/13. 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.
Sat 6/277:00 pm
JAX
- ISP
1 stop4h 10m
Southwest
Tue 6/302:55 pm
ISP
- JAX
1 stop5h 55m
Southwest
Deal found 4/13![Southwest logo]()
$371
This Southwest deal was found by Cheapflights users on 4/17. 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 6/47:30 pm
JAX
- ISP
1 stop4h 05m
Southwest
Sun 6/76:00 am
ISP
- JAX
1 stop4h 20m
Southwest
Deal found 4/17![Southwest logo]()
$391
This Southwest deal was found by Cheapflights users on 4/15. 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 5/85:00 pm
JAX
- ISP
1 stop6h 30m
Southwest
Mon 5/116:00 am
ISP
- JAX
1 stop4h 15m
Southwest
Deal found 4/15![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 4/17. 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 8/272:00 pm
JAX
- ISP
2 stops8h 05m
Southwest
Thu 9/312:35 pm
ISP
- JAX
2 stops9h 25m
Southwest
Deal found 4/17![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 4/17. 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.
Sat 7/117:00 pm
JAX
- ISP
1 stop4h 10m
Southwest
Mon 7/133:05 pm
ISP
- JAX
1 stop5h 05m
Southwest
Deal found 4/17![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 4/14. 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.
Sun 5/316:00 pm
JAX
- ISP
1 stop5h 50m
Southwest
Fri 6/59:10 am
ISP
- JAX
1 stop4h 25m
Southwest
Deal found 4/14![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 4/13. 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 5/223:25 pm
JAX
- ISP
2 stops8h 05m
Southwest
Sun 5/246:05 am
ISP
- JAX
1 stop4h 35m
Southwest
Deal found 4/13![Southwest logo]()
$432
Last-minute flights from Jacksonville to IslipDiscover last-minute flight deals from Jacksonville to Islip. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Islip. Data last updated April 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Wed 4/298:39 pm
JAX
- ISP
2 stops22h 41m
Breeze Airways
Sun 5/39:01 pm
ISP
- JAX
1 stop22h 46m
Breeze Airways
Deal found 4/14![Breeze Airways logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/73:05 pm
JAX
- ISP
1 stop4h 08m
Breeze Airways
Tue 5/1211:56 am
ISP
- JAX
1 stop21h 56m
Breeze Airways
Deal found 4/17![Breeze Airways logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 5/712:07 pm
JAX
- ISP
1 stop5h 59m
Multiple Airlines
Tue 5/125:38 pm
ISP
- JAX
2 stops48h 57m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/812:51 pm
JAX
- ISP
2 stops21h 14m
Multiple Airlines
Mon 5/112:28 pm
ISP
- JAX
1 stop18h 10m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 4/15. 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 5/85:00 pm
JAX
- ISP
1 stop6h 30m
Southwest
Mon 5/116:00 am
ISP
- JAX
1 stop4h 15m
Southwest
Deal found 4/15![Southwest logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/129:03 pm
JAX
- ISP
1 stop14h 14m
Breeze Airways
Tue 5/1911:56 am
ISP
- JAX
1 stop21h 56m
Breeze Airways
Deal found 4/14![Breeze Airways logo]()
$309
This Southwest deal was found by Cheapflights users on 4/14. 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 5/121:50 pm
JAX
- ISP
2 stops8h 20m
Southwest
Tue 5/1912:30 pm
ISP
- JAX
2 stops9h 00m
Southwest
Deal found 4/14![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 4/13. 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 5/225:00 pm
JAX
- ISP
1 stop6h 30m
Southwest
Sun 5/244:45 pm
ISP
- JAX
1 stop4h 10m
Southwest
Deal found 4/13![Southwest logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/319:03 pm
JAX
- ISP
1 stop16h 25m
Multiple Airlines
Fri 6/52:28 pm
ISP
- JAX
2 stops27h 07m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 4/14. 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.
Sun 5/316:00 pm
JAX
- ISP
1 stop5h 50m
Southwest
Fri 6/59:10 am
ISP
- JAX
1 stop4h 25m
Southwest
Deal found 4/14![Southwest logo]()
$427
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 April 18, 2026.
Search for one-way flight options from Jacksonville to Islip. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This CheapOair deal was found by Cheapflights users on 4/14. 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 5/73:05 pm
JAX
- ISP
1 stop4h 08m
Breeze Airways
Deal found 4/14![Breeze Airways logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/99:03 pm
JAX
- ISP
1 stop14h 14m
Breeze Airways
Deal found 4/16![Breeze Airways logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 6/96:28 pm
JAX
- ISP
2 stops24h 37m
Frontier
Deal found 4/16![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 6/29:03 pm
JAX
- ISP
1 stop14h 14m
Breeze Airways
Deal found 4/13![Breeze Airways logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 6/56:30 pm
JAX
- ISP
2 stops16h 47m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 6/196:28 pm
JAX
- ISP
2 stops39h 35m
Frontier
Deal found 4/17![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Mon 5/43:24 pm
JAX
- ISP
2 stops42h 41m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/78:57 pm
JAX
- ISP
2 stops37h 08m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 6/26:30 pm
JAX
- ISP
3 stops23h 28m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 6/96:28 pm
JAX
- ISP
3 stops24h 37m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$172
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 April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $259 (Kiwi.com) |
One-way from | $123 (CheapOair) |
Popular in | January |
Cheapest in | October |
Average price | $460 |
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 2,558,603 searches. Data last updated April 18, 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 - ISP
JAXISP
Jacksonville
Fri 5/8
12:51 pm-10:05 am
2 stops21h 14m
Islip Long Island
Mon 5/11
2:28 pm-8:38 am
1 stop18h 10m
$320
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Tue 5/12
1:50 pm-10:10 pm
2 stops8h 20m
Islip Long Island
Tue 5/19
12:30 pm-9:30 pm
2 stops9h 00m
$345
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Sat 6/27
7:00 pm-11:10 pm
1 stop4h 10m
Islip Long Island
Tue 6/30
2:55 pm-8:50 pm
1 stop5h 55m
$371
Quickest round-trip
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Thu 6/4
7:30 pm-11:35 pm
1 stop4h 05m
Islip Long Island
Sun 6/7
6:00 am-10:20 am
1 stop4h 20m
$391
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Fri 5/8
5:00 pm-11:30 pm
1 stop6h 30m
Islip Long Island
Mon 5/11
6:00 am-10:15 am
1 stop4h 15m
$401
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Thu 8/27
2:00 pm-10:05 pm
2 stops8h 05m
Islip Long Island
Thu 9/3
12:35 pm-10:00 pm
2 stops9h 25m
$417
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Sat 7/11
7:00 pm-11:10 pm
1 stop4h 10m
Islip Long Island
Mon 7/13
3:05 pm-8:10 pm
1 stop5h 05m
$427
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Sun 5/31
6:00 pm-11:50 pm
1 stop5h 50m
Islip Long Island
Fri 6/5
9:10 am-1:35 pm
1 stop4h 25m
$427
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Fri 5/22
3:25 pm-11:30 pm
2 stops8h 05m
Islip Long Island
Sun 5/24
6:05 am-10:40 am
1 stop4h 35m
$432
Cheapest one-way
JacksonvilleIslip
JAX - ISP
JAXISP
Jacksonville
Thu 5/7
3:05 pm-7:13 pm
1 stop4h 08m
$123
Showing 1-10 of 19 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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 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.
Cheapflights Insights
Everything you need to know about your flight from Jacksonville to Islip
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 18, 2026.
Get a feel of what it's like to fly with Southwest and JetBlue 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
Entertainment
7.5
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
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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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Top 2 airlines flying from Jacksonville to Islip
Discover the top 2 airlines 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 2,558,603 searches. Data last updated April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$262 | Average$396 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$287 | Average$417 | FlexibilityNo cancel fee | On-time62% |