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$201+ Cheap flights from Islip, NY (ISP) to Cancún (CUN)

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 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CUN
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Islip to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Cancún (CUN). 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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$301
(Kiwi.com)

One-way from

$201
(JetBlue)

Popular in

April

Cheapest in

September

Average price

$400
Provider with most accurate pricing for Islip Long Island-Cancun flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-Cancun flights.
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From Islip Long Island to Cancun
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One-way flight from Islip Long Island to Cancun
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Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Islip to Cancún

Cheapest flights from Islip to Cancún
Explore the most affordable flight options available from Islip to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/7. 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 2/218:23 pmISP - CUN
1 stop12h 55mMultiple Airlines
Sat 2/289:00 amCUN - ISP
1 stop10h 28mMultiple Airlines
Deal found 1/7$301
This Frontier deal was found by Cheapflights users on 1/7. 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.
Sat 2/2111:41 amISP - CUN
2 stops22h 57mFrontier
Sat 2/289:00 amCUN - ISP
1 stop10h 28mFrontier
Deal found 1/7$304
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/231:22 pmISP - CUN
1 stop19h 50mMultiple Airlines
Fri 4/38:24 amCUN - ISP
1 stop9h 47mMultiple Airlines
Deal found 1/7$315
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/224:34 pmISP - CUN
1 stop22h 59mFrontier
Sat 4/48:24 amCUN - ISP
1 stop23h 17mFrontier
Deal found 1/7$338
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/231:22 pmISP - CUN
1 stop19h 50mMultiple Airlines
Mon 4/68:24 amCUN - ISP
1 stop9h 47mMultiple Airlines
Deal found 1/7$352
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/2611:55 amISP - CUN
2 stops51h 38mMultiple Airlines
Fri 4/38:24 amCUN - ISP
1 stop9h 47mMultiple Airlines
Deal found 1/7$362
This JetBlue deal was found by Cheapflights users on 1/7. 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.
Mon 3/238:32 amISP - CUN
1 stop9h 38mJetBlue
Wed 4/81:00 pmCUN - ISP
1 stop8h 46mJetBlue
Deal found 1/7$371
This Kiwi.com deal was found by Cheapflights users on 1/7. 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 3/224:34 pmISP - CUN
1 stop22h 59mFrontier
Mon 4/68:24 amCUN - ISP
1 stop9h 47mFrontier
Deal found 1/7$375

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Cancún 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 January 8, 2026.
Use the filters below to find and compare flights from Islip to Cancún that are best for you.

Fly from

Islip

Fly to

Cancún

Route

Depart

Return

Price

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sat 2/21

11:41 am-10:38 am

2 stops22h 57m

Cancun

Sat 2/28

9:00 am-7:28 pm

1 stop10h 28m

$304

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Mon 3/23

1:22 pm-8:12 am

1 stop19h 50m

Cancun

Fri 4/3

8:24 am-7:11 pm

1 stop9h 47m

$315

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sat 2/21

8:23 pm-9:18 am

1 stop12h 55m

Cancun

Sat 2/28

9:00 am-7:28 pm

1 stop10h 28m

$318

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sun 3/22

4:34 pm-2:33 pm

1 stop22h 59m

Cancun

Sat 4/4

8:24 am-8:41 am

1 stop23h 17m

$338

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Mon 3/23

1:22 pm-8:12 am

1 stop19h 50m

Cancun

Mon 4/6

8:24 am-7:11 pm

1 stop9h 47m

$352

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Mon 3/23

8:32 am-5:10 pm

1 stop9h 38m

Cancun

Wed 4/8

1:00 pm-10:46 pm

1 stop8h 46m

$371

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Mon 3/23

1:22 pm-8:12 am

1 stop19h 50m

Cancun

Tue 4/7

9:13 am-7:11 pm

1 stop8h 58m

$404

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sat 3/21

11:50 am-8:01 am

2 stops21h 11m

Cancun

Fri 4/3

8:24 am-7:11 pm

1 stop9h 47m

$412

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sun 3/29

8:32 am-4:38 pm

1 stop9h 06m

Cancun

Thu 4/2

2:10 pm-10:46 pm

1 stop7h 36m

$413

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sun 3/22

4:34 pm-8:12 am

1 stop16h 38m

Cancun

Sat 4/4

1:31 pm-8:41 am

2 stops18h 10m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 18 results
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Compare providers for flights from Islip to Cancún

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Cancún in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Cancún flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-Cancún flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Islip, New York-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Cancún flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Cancún flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún 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 Cancún

What is the cheapest month to book a flight from Islip, New York to Cancún?

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Cancún (average of $159). Flying from Islip, New York to Cancún in May is currently the most expensive (average of $250). 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 Cancún. 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, New York to Cancún?

    There are many flights that can get you from Islip, New York to Cancún in 22h 57m. Fly via Frontier to get the fastest option. The distance from Islip, New York to Cancún is about 1585 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Cancún 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, New York to Cancún?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Cancún (average of $159). Flying from Islip, New York to Cancún in May is currently the most expensive (average of $250). 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 Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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