Cheapest return flights from Charleston to Cancun in December from $339

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

Return flights

01 Dec - 08 Dec Spirit Airlines
02 Dec - 08 Dec Spirit Airlines
31 Dec - 07 Jan Spirit Airlines
30 Dec - 06 Jan Delta
31 Dec - 05 Jan American Airlines
28 Dec - 05 Jan Spirit Airlines
24 Dec - 31 Dec Breeze Airways
20 Dec - 27 Dec Breeze Airways

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

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