Cheapest return flights from Cancun to San Juan in December from 242€

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

Return flights

29 Dec - 07 Jan Spirit Airlines
27 Dec - 07 Jan Spirit Airlines
29 Dec - 08 Jan Spirit Airlines
29 Dec - 09 Jan Spirit Airlines
30 Dec - 07 Jan Spirit Airlines
29 Dec - 10 Jan Spirit Airlines
29 Dec - 06 Jan Spirit Airlines
29 Dec - 31 Dec Spirit Airlines
29 Dec - 11 Jan Spirit Airlines
28 Dec - 07 Jan Spirit Airlines
27 Dec - 08 Jan Spirit Airlines
27 Dec - 29 Dec Spirit Airlines
27 Dec - 31 Dec Spirit Airlines
30 Dec - 31 Dec Spirit Airlines
28 Dec - 29 Dec Spirit Airlines
28 Dec - 31 Dec Spirit Airlines
26 Dec - 29 Dec Spirit Airlines
27 Dec - 28 Dec Spirit Airlines
26 Dec - 31 Dec Spirit Airlines
26 Dec - 28 Dec Spirit Airlines

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

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