Cheapest return flights from San Juan to Cancun in December from $306

AirHint found the following cheapest return flights from San Juan (SJU) to Cancun (CUN) in December 2025 (see full year).

Return flights

04 Dec - 11 Dec Copa
04 Dec - 07 Dec Spirit Airlines
30 Dec - 03 Jan Copa
04 Dec - 15 Dec Spirit Airlines
04 Dec - 12 Dec Spirit Airlines
11 Dec - 15 Dec Spirit Airlines
20 Dec - 03 Jan Spirit Airlines

Also check the deals for one-way flights from San Juan to Cancun in December.

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.

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