Cheapest one-way flights from Islip to Cancun in April from $147

Best time to book flights for Islip (ISP) to Cancun (CUN) flights at AirHint

AirHint found the following cheapest one-way flights from Islip (ISP) to Cancun (CUN) in April 2025 (see full year).

One-Way flights

02 Apr Frontier Airlines
16 Apr Frontier Airlines
09 Apr Frontier Airlines
04 Apr Frontier Airlines
25 Apr Frontier Airlines

Also check the deals for return flights from Islip to Cancun in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Cancun

Cheap car rent in Cancun