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

Return flights

11 Dec - 14 Jan	Air Canada
11 Dec - 30 Dec	Air Canada
04 Dec - 06 Dec	Air Canada
12 Dec - 30 Dec	Air Canada
06 Dec - 30 Dec	Air Canada
05 Dec - 17 Jan	Air Canada
06 Dec - 24 Jan	Air Canada
03 Dec - 24 Dec	KLM
03 Dec - 23 Dec	KLM
08 Dec - 23 Dec	KLM
08 Dec - 24 Dec	KLM
12 Dec - 24 Dec	Air Canada
09 Dec - 28 Dec	Air Canada
12 Dec - 11 Jan	Air Canada
10 Dec - 14 Jan	United
10 Dec - 10 Jan	Delta
08 Dec - 09 Jan	Delta
10 Dec - 08 Jan	Delta
10 Dec - 09 Jan	Delta
10 Dec - 15 Jan	Lufthansa

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

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 Frankfurt to Cancun in December from $607

Return flights