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$169+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CUN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$404
(Frontier)

One-way from

$169
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$429
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 ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 3, 2025.

This Frontier deal was found by Cheapflights users on 7/2. 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.
Fri 7/118:37 pmISP - CUN
1 stop12h 16mFrontier
Mon 7/148:48 amCUN - ISP
1 stop10h 04mFrontier
Deal found 7/2$404
This JetBlue deal was found by Cheapflights users on 7/3. 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 11/248:05 pmISP - CUN
1 stop13h 16mJetBlue
Wed 11/2610:09 amCUN - ISP
1 stop9h 23mJetBlue
Deal found 7/3$463
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 7/218:38 pmISP - CUN
1 stop12h 39mMultiple Airlines
Thu 7/249:13 amCUN - ISP
1 stop13h 34mMultiple Airlines
Deal found 7/1$477
This Southwest deal was found by Cheapflights users on 6/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/67:00 amISP - CUN
1 stop6h 40mSouthwest
Thu 7/1012:00 pmCUN - ISP
1 stop11h 05mSouthwest
Deal found 6/30$847

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 July 3, 2025.
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

Fri 7/18

8:37 pm-7:53 am

1 stop12h 16m

Cancun

Mon 7/21

8:48 am-7:52 pm

1 stop10h 04m

$404

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Mon 11/24

8:05 pm-9:21 am

1 stop13h 16m

Cancun

Wed 11/26

10:09 am-7:32 pm

1 stop9h 23m

$463

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Mon 7/21

8:38 pm-8:17 am

1 stop12h 39m

Cancun

Thu 7/24

9:13 am-11:47 pm

1 stop13h 34m

$477

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sat 12/27

5:30 am-2:00 pm

2 stops8h 30m

Cancun

Sun 1/4

2:55 pm-11:55 pm

2 stops9h 00m

$1,213

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Sun 8/31

7:43 pm-8:09 am

1 stop13h 26m

$169

IslipCancún

ISP - CUN

ISPCUN

Islip Long Island

Fri 8/1

8:37 pm-7:53 am

1 stop12h 16m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 $360). Flying from Islip, New York to Cancún in March is currently the most expensive (average of $492). 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.

What is the cheapest time of day to fly from ISP to CUN?

Find hourly flight availability from Islip to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Cancún as you normally would.

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Southwest, JetBlue, and Frontier from Islip to Cancún to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,916 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Frontier
5.9
Fair
3,286 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • What are the cheapest airlines flying from Islip, New York to Cancún round-trip?

    Our cheapest airline available from Islip, New York to Cancún is Frontier. Our recent data shows that you can find tickets from as low as $404 on this airline. Additional options worth looking into are JetBlue and Southwest, starting at $463 and $1,213 round-trip.

  • 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 $360). Flying from Islip, New York to Cancún in March is currently the most expensive (average of $492). 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 Islip?

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

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