C$297 Cheap Flights from Islip (ISP) to Cancun (CUN)

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Flight deals from Islip to Cancun

Looking for a cheap last-minute deal or the best return flight from Islip Airport to Cancun Airport? If you want to travel next month, return fares start from C$650. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Islip to Cancun

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Islip to Cancun flights are currently cheapest in June.

Islip to Cancun: Alternative routes

Compare routes from Islip to Cancun below. You may find an airport to fly into that's cheaper, faster, or easier than Cancun.

Islip to Cancun: Flight information

The things to know before you go.
Cheapest flight foundC$297
Cheapest month to flyJune

Finding cheap flights from Islip to Cancun: Frequently asked questions

The best price we found for a return flight from Islip to Cancun is C$650. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Islip to Cancun. But we found flights with one or more stops from C$650.
As of May 2026, there are no flights flying from Islip to Cancun.
The cheapest month to fly from Islip to Cancun is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Islip Airport to Cancun Airport on Tuesday, June 16, 2026.
No airlines currently offer direct flights between Islip Airport and Cancun Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cancun but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cancun is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Cancun.

Traveling from Long Island MacArthur Airport (ISP) to Cancun International Airport (CUN): what you need to know

  • Flying during a popular month such as August? School holidays and other popular periods can result in longer lines at security. Play it safe and get there up to four hours before an international flight and two hours before a domestic departure.

  • If you want a stopover for your flight from Long Island MacArthur Airport to Cancun International Airport, just deselect 'Direct flights only' and look through your options. Here are the top stopovers between ISP and CUN:

    • Fort Lauderdale-Hollywood International Airport

    • Miami International Airport

    • Baltimore/Wash International Thurgood Marshall Airport

How to find the cheapest flights from Long Island MacArthur Airport (ISP) to Cancun International Airport (CUN)

  • The lowest price we've seen for a one-way ticket from Long Island MacArthur Airport to Cancun International Airport is C$297. For a return flight on this route, the best price is C$650. Depending on the availability when you book, these fares can change.

  • It's often best to book ahead of time if you're hoping to get cheap flight tickets from ISP to CUN. That's because airlines adjust prices based on demand, which tends to increase closer to the date of departure.

  • If you can be flexible with your travel plans, try using the 'Whole month' search function. It'll give you the cheapest price across each month when looking for your ticket from Long Island MacArthur Airport to Cancun International Airport.

  • Finding a cheap ticket from ISP to CUN couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch as soon as there's a better deal.

  • Tailor your flights with filters. Select your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from Long Island MacArthur Airport to Cancun International Airport.

Handy information about Long Island MacArthur Airport (ISP)

  • The journey from central Islip to Long Island MacArthur Airport takes approximately 1 hour and 11 minutes on public transport. If you ride-share, drive or take a cab, you'll cover the 16 kilometres in 17 minutes or so, depending on traffic.

  • After a convenient hotel near ISP? If you're on an early flight from Long Island MacArthur Airport to Cancun International Airport, these accommodation options will have you moments from your departure lounge:

Arriving at Cancun International Airport (CUN)

Getting from Cancun International Airport (CUN) to central Cancun

  • Cancun International Airport to central Cancun is about 26 minutes in a car. It's approximately 19 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing services.

When to fly to Cancun International Airport (CUN)

  • July is the busiest month for flights from Long Island MacArthur Airport to Cancun International Airport. To skip the crowds, travel to Cancun in May.

  • The warmest month in Cancun is August, with the temperature ranging between 26ºC and 32ºC. Lock in your flights from Long Island MacArthur Airport to Cancun International Airport in this month if you like this kind of weather.

  • If you like traveling in cooler conditions, look for a cheap ticket from ISP to CUN in January. Average temperatures are between 20ºC and 27ºC then.

More about Cancun

  • After locking in your flights from ISP to CUN, you'll want to find somewhere to stay in Cancun. Make one of these options your base for exploring this top destination:

  • Every great vacation has to include some sightseeing. Playa Delfines, El Rey Ruins and Dubai Palace Casino are must-do's during your Cancun adventure.

Complete your Cancun trip with hotels and a car rental

  • Comparing flights is not the only thing we do. Once you've booked your cheap ticket to Cancun International Airport, check out our car rental deals that'll give you the freedom to see the sights at your own pace. Next, take a look at our exclusive rates for hotels to find the ideal Cancun stay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.