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$282+ Cheap flights from Islip to Syracuse (ISP - SYR)

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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SYR
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Islip to Syracuse

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Syracuse (SYR). 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 16, 2025.

Round-trip from

$282
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$191
From Islip Long Island to Syracuse Hancock Intl
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Highest demand for flights based on searches. 14% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Islip to Syracuse

Cheapest flights from Islip to Syracuse
Explore the most affordable flight options available from Islip to Syracuse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 9/287:36 pmISP - SYR
2 stops12h 46mMultiple Airlines
Mon 9/299:42 pmSYR - ISP
1 stop12h 58mMultiple Airlines
Deal found 9/15$282
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:37 pmISP - SYR
2 stops19h 41mFrontier
Sun 10/1912:16 pmSYR - ISP
2 stops20h 48mFrontier
Deal found 9/15$293
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Thu 10/211:40 amISP - SYR
1 stop29h 03mFrontier
Mon 10/69:42 pmSYR - ISP
1 stop23h 00mFrontier
Deal found 9/14$299
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/224:58 pmISP - SYR
2 stops18h 23mFrontier
Thu 10/237:22 pmSYR - ISP
1 stop15h 15mFrontier
Deal found 9/14$334
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/306:37 pmISP - SYR
2 stops16h 31mFrontier
Sun 11/27:40 pmSYR - ISP
1 stop14h 57mFrontier
Deal found 9/15$359
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Mon 9/292:25 pmISP - SYR
1 stop6h 22mMultiple Airlines
Fri 10/39:32 pmSYR - ISP
1 stop13h 23mMultiple Airlines
Deal found 9/13$446
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/167:36 pmISP - SYR
2 stops12h 46mMultiple Airlines
Sun 10/197:22 pmSYR - ISP
1 stop15h 15mMultiple Airlines
Deal found 9/15$452
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:44 amISP - SYR
1 stop23h 02mJetBlue
Sun 11/210:35 amSYR - ISP
1 stop23h 20mJetBlue
Deal found 9/15$505
This JetBlue deal was found by Cheapflights users on 9/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/103:27 pmISP - SYR
1 stop7h 04mJetBlue
Fri 10/178:20 amSYR - ISP
1 stop7h 00mJetBlue
Deal found 9/14$554
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sat 9/205:05 pmISP - SYR
2 stops25h 33mMultiple Airlines
Mon 9/229:42 pmSYR - ISP
1 stop12h 58mMultiple Airlines
Deal found 9/16$587

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Syracuse 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 September 16, 2025.
Use the filters below to find and compare flights from Islip to Syracuse that are best for you.

Fly from

Islip

Fly to

Syracuse

Route

Depart

Return

Price

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Sun 9/28

7:36 pm-8:22 am

2 stops12h 46m

Syracuse Hancock Intl

Mon 9/29

9:42 pm-10:40 am

1 stop12h 58m

$282

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Thu 10/16

9:37 pm-5:18 pm

2 stops19h 41m

Syracuse Hancock Intl

Sun 10/19

12:16 pm-9:04 am

2 stops20h 48m

$293

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Thu 10/2

11:40 am-4:43 pm

1 stop29h 03m

Syracuse Hancock Intl

Mon 10/6

9:42 pm-8:42 pm

1 stop23h 00m

$299

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Wed 10/22

4:58 pm-11:21 am

2 stops18h 23m

Syracuse Hancock Intl

Thu 10/23

7:22 pm-10:37 am

1 stop15h 15m

$334

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Thu 10/30

6:37 pm-11:08 am

2 stops16h 31m

Syracuse Hancock Intl

Sun 11/2

7:40 pm-10:37 am

1 stop14h 57m

$359

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Mon 9/29

2:25 pm-8:47 pm

1 stop6h 22m

Syracuse Hancock Intl

Fri 10/3

9:32 pm-10:55 am

1 stop13h 23m

$446

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Thu 10/16

7:36 pm-8:22 am

2 stops12h 46m

Syracuse Hancock Intl

Sun 10/19

7:22 pm-10:37 am

1 stop15h 15m

$452

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Thu 10/30

10:44 am-9:46 am

1 stop23h 02m

Syracuse Hancock Intl

Sun 11/2

10:35 am-9:55 am

1 stop23h 20m

$505

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Fri 10/10

3:27 pm-10:31 pm

1 stop7h 04m

Syracuse Hancock Intl

Fri 10/17

8:20 am-3:20 pm

1 stop7h 00m

$554

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

Fri 10/3

2:25 pm-8:37 pm

1 stop6h 12m

Syracuse Hancock Intl

Sun 10/5

7:35 pm-8:07 pm

2 stops24h 32m

$627

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 11 results
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Best time to book a flight from Islip to Syracuse

Have a flexible travel schedule? Discover the best time to fly to Syracuse from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Islip to Syracuse

What is the cheapest month to book a flight from Islip to Syracuse?

Currently, January is the cheapest month in which you can book a flight from Islip to Syracuse (average of $272). Flying from Islip to Syracuse in July is currently the most expensive (average of $387). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Syracuse. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Islip to Syracuse?

    There are many flights that can get you from Islip to Syracuse in 19h 41m. Fly via Frontier to get the fastest option. Airlines will cover a distance of 223 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Syracuse by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip to Syracuse?

    Currently, January is the cheapest month in which you can book a flight from Islip to Syracuse (average of $272). Flying from Islip to Syracuse in July is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Syracuse?

Book flights to Syracuse if you plan to visit one of these locations
Liverpool
Cicero
East Syracuse
Waterloo

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