$110+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
JAX — ISP
Oct 1 — Oct 81
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
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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 September 1, 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 September 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Tue 9/297:46 pm -
2 stops21h 12m
Tue 10/2012:00 pm -
1 stop4h 26m
Deal found 8/27![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Tue 9/295:06 pm -
1 stop18h 14m
Tue 10/2012:00 pm -
1 stop4h 26m
Deal found 8/27![Breeze Airways logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/112:54 pm -
1 stop5h 57m
Mon 10/55:43 pm -
2 stops25h 18m
Deal found 8/27![Multiple Airlines logo]()
$228
This Breeze Airways deal was found by Cheapflights users on 8/31. 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 12/1012:54 pm -
1 stop5h 00m
Sun 12/1310:57 am -
1 stop9h 31m
Deal found 8/31![Breeze Airways logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 10/112:54 pm -
1 stop5h 57m
Mon 10/53:02 pm -
1 stop25h 24m
Deal found 8/27![Breeze Airways logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/155:06 pm -
1 stop18h 14m
Sat 9/1912:00 pm -
1 stop23h 38m
Deal found 8/30![Breeze Airways logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Fri 10/27:46 pm -
2 stops15h 34m
Sun 10/47:45 pm -
1 stop26h 14m
Deal found 8/28![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 12/109:25 pm -
2 stops16h 57m
Sun 12/1310:57 am -
1 stop9h 31m
Deal found 8/31![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/155:06 pm -
2 stops23h 52m
Sat 9/1912:00 pm -
1 stop23h 38m
Deal found 8/30![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/131:01 pm -
1 stop22h 11m
Thu 9/177:45 pm -
1 stop26h 14m
Deal found 8/28![Breeze Airways logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Wed 9/167:46 pm -
2 stops21h 12m
Wed 9/2312:00 pm -
1 stop23h 38m
Deal found 8/28![Multiple Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 8/31. 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 10/237:35 pm -
1 stop4h 05m
Mon 10/263:10 pm -
1 stop7h 00m
Deal found 8/31![Southwest logo]()
$358
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 September 1, 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 September 1, 2026.
This Breeze Airways deal was found by Cheapflights users on 8/31. 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 12/1012:54 pm -
1 stop5h 00m
Sun 12/1310:57 am -
1 stop9h 31m
Deal found 8/31![Breeze Airways logo]()
$257
This Southwest deal was found by Cheapflights users on 8/31. 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 10/231:30 pm -
2 stops9h 45m
Mon 10/265:40 pm -
1 stop4h 30m
Deal found 8/31![Southwest logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 10/189:08 pm -
1 stop17h 14m
Fri 10/236:55 pm -
2 stops23h 51m
Deal found 8/28![Multiple Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 8/27. 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.
Tue 9/2911:00 am -
2 stops10h 10m
Tue 10/206:05 am -
2 stops7h 15m
Deal found 8/27![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 8/31. 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 12/1711:15 am -
1 stop5h 50m
Sun 12/206:05 am -
1 stop4h 20m
Deal found 8/31![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 8/31. 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 12/1010:45 am -
2 stops10h 20m
Sun 12/135:35 am -
2 stops9h 25m
Deal found 8/31![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 8/31. 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.
Mon 2/12:00 pm -
1 stop7h 30m
Fri 2/56:25 am -
2 stops9h 55m
Deal found 8/31![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 8/28. 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 10m
Tue 12/112:30 pm -
1 stop5h 50m
Deal found 8/28![Southwest logo]()
$409
This Southwest deal was found by Cheapflights users on 8/31. 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 1/145:30 am -
2 stops10h 15m
Sun 1/175:45 am -
2 stops12h 15m
Deal found 8/31![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 8/27. 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 9/255:45 pm -
1 stop4h 25m
Sun 9/276:20 am -
2 stops8h 55m
Deal found 8/27![Southwest logo]()
$447
This Southwest deal was found by Cheapflights users on 8/27. 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.
Tue 12/225:30 am -
2 stops10h 50m
Tue 12/295:35 am -
2 stops11h 00m
Deal found 8/27![Southwest logo]()
$454
Last-minute flights from Jacksonville to IslipDiscover last-minute flight deals from Jacksonville to Islip. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Jacksonville to Islip. Data last updated September 1, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/128:42 pm -
2 stops22h 09m
Wed 9/1612:00 pm -
1 stop23h 38m
Deal found 8/31![Breeze Airways logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/131:01 pm -
1 stop22h 11m
Thu 9/177:45 pm -
1 stop26h 14m
Deal found 8/28![Breeze Airways logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Sun 9/137:46 pm -
2 stops21h 12m
Thu 9/177:45 pm -
1 stop26h 14m
Deal found 8/28![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/155:06 pm -
1 stop18h 14m
Sat 9/1912:00 pm -
1 stop23h 38m
Deal found 8/30![Breeze Airways logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/155:06 pm -
2 stops23h 52m
Sat 9/1912:00 pm -
1 stop23h 38m
Deal found 8/30![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Wed 9/167:46 pm -
2 stops21h 12m
Wed 9/2312:00 pm -
1 stop23h 38m
Deal found 8/28![Multiple Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 8/28. 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 9/164:40 pm -
1 stop4h 30m
Wed 9/2312:55 pm -
1 stop6h 55m
Deal found 8/28![Southwest logo]()
$444
This Southwest deal was found by Cheapflights users on 8/27. 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 9/255:45 pm -
1 stop4h 25m
Sun 9/276:20 am -
1 stop6h 05m
Deal found 8/27![Southwest logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Tue 9/297:46 pm -
2 stops21h 12m
Tue 10/2012:00 pm -
1 stop4h 26m
Deal found 8/27![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Tue 9/295:06 pm -
1 stop18h 14m
Tue 10/2012:00 pm -
1 stop4h 26m
Deal found 8/27![Breeze Airways logo]()
$205
This Southwest deal was found by Cheapflights users on 8/27. 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.
Tue 9/2911:00 am -
2 stops10h 10m
Tue 10/206:05 am -
2 stops7h 15m
Deal found 8/27![Southwest logo]()
$368
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 September 1, 2026.
Search for one-way flight options from Jacksonville to Islip. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This CheapOair deal was found by Cheapflights users on 8/31. 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 10/112:54 pm -
1 stop5h 57m
Deal found 8/31![Breeze Airways logo]()
$110
This CheapOair deal was found by Cheapflights users on 8/31. 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 10/2212:54 pm -
1 stop4h 39m
Deal found 8/31![Breeze Airways logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Tue 9/155:06 pm -
1 stop18h 14m
Deal found 8/28![Breeze Airways logo]()
$129
This CheapOair deal was found by Cheapflights users on 8/28. 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.
Sun 10/412:54 pm -
1 stop5h 57m
Deal found 8/28![Breeze Airways logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Wed 10/77:46 pm -
2 stops14h 31m
Deal found 8/28![Multiple Airlines logo]()
$140
This CheapOair deal was found by Cheapflights users on 8/30. 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
Deal found 8/30![Breeze Airways logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 10/97:46 pm -
2 stops38h 31m
Deal found 8/31![Multiple Airlines logo]()
$158
This CheapOair deal was found by Cheapflights users on 8/30. 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.
Sun 11/112:54 pm -
1 stop4h 39m
Deal found 8/30![Breeze Airways logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Tue 9/155:06 pm -
2 stops23h 52m
Deal found 8/28![Multiple Airlines logo]()
$173
This CheapOair deal was found by Cheapflights users on 8/30. 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 12/3112:54 pm -
1 stop5h 00m
Deal found 8/30![Breeze Airways logo]()
$176
This Southwest deal was found by Cheapflights users on 8/28. 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 10/74:05 pm -
1 stop6h 35m
Deal found 8/28![Southwest logo]()
$184
This CheapOair deal was found by Cheapflights users on 8/31. 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.
Sun 11/812:54 pm -
1 stop4h 39m
Deal found 8/31![Breeze Airways logo]()
$189
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 September 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $195 (Kiwi.com) |
One-way from | $110 (CheapOair) |
Popular in | July |
Cheapest in | March |
Average price | $417 |
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 September 1, 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
Sun 12/13
10:57 am-8:28 pm
1 stop9h 31m
$257
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Fri 10/23
1:30 pm-11:15 pm
2 stops9h 45m
Islip Long Island
Mon 10/26
5:40 pm-10:10 pm
1 stop4h 30m
$363
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Tue 9/29
11:00 am-9:10 pm
2 stops10h 10m
Islip Long Island
Tue 10/20
6:05 am-1:20 pm
2 stops7h 15m
$368
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Sun 10/18
9:08 pm-2:22 pm
1 stop17h 14m
Islip Long Island
Fri 10/23
6:55 pm-6:46 pm
2 stops23h 51m
$376
Quickest round-trip
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 12/17
11:15 am-5:05 pm
1 stop5h 50m
Islip Long Island
Sun 12/20
6:05 am-10:25 am
1 stop4h 20m
$401
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 12/10
10:45 am-9:05 pm
2 stops10h 20m
Islip Long Island
Sun 12/13
5:35 am-3:00 pm
2 stops9h 25m
$401
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Mon 2/1
2:00 pm-9:30 pm
1 stop7h 30m
Islip Long Island
Fri 2/5
6:25 am-4:20 pm
2 stops9h 55m
$402
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Wed 11/25
2:25 pm-11:35 pm
2 stops9h 10m
Islip Long Island
Tue 12/1
12:30 pm-6:20 pm
1 stop5h 50m
$409
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Thu 1/14
5:30 am-3:45 pm
2 stops10h 15m
Islip Long Island
Sun 1/17
5:45 am-6:00 pm
2 stops12h 15m
$414
JacksonvilleIslip
JAX Jacksonville - ISP Islip Long Island
JAXISP
Jacksonville
Fri 9/25
5:45 pm-10:10 pm
1 stop4h 25m
Islip Long Island
Sun 9/27
6:20 am-3:15 pm
2 stops8h 55m
$447
Showing 1-10 of 20 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 September.
| 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 September 1, 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.
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
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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Complete your trip
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Other flights to Islip
Explore flights to Islip departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Jacksonville and Islip flights
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Other flights from Jacksonville
Browse through other flights departing from Jacksonville. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$287 | Average$417 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$330 | Average$446 | FlexibilityNo cancel fee | On-time63% |