AirHint found the following cheapest return flights from San Juan (SJU) to Cancun (CUN) in June 2026 (see full year).

Return flights

02 Jun - 23 Jun	Spirit Airlines
02 Jun - 09 Jun	Spirit Airlines
02 Jun - 06 Jun	Spirit Airlines
01 Jun - 09 Jun	Spirit Airlines
01 Jun - 06 Jun	Spirit Airlines
16 Jun - 23 Jun	Spirit Airlines
19 Jun - 08 Jul	Spirit Airlines
18 Jun - 23 Jun	Spirit Airlines
02 Jun - 14 Jun	Spirit Airlines
18 Jun - 08 Jul	Spirit Airlines
01 Jun - 14 Jun	Spirit Airlines
16 Jun - 06 Jul	Spirit Airlines
19 Jun - 06 Jul	Spirit Airlines
18 Jun - 06 Jul	Spirit Airlines

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

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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Cheapest return flights from San Juan to Cancun in June from $383

Return flights