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

Return flights

15 Dec - 15 Jan	Air Canada
15 Dec - 11 Jan	Air Canada
08 Dec - 15 Dec	British Airways
15 Dec - 12 Jan	United
07 Dec - 14 Dec	British Airways
04 Dec - 15 Dec	British Airways
11 Dec - 14 Dec	British Airways
06 Dec - 14 Dec	British Airways
14 Dec - 12 Jan	Delta
24 Dec - 14 Jan	Air Canada
16 Dec - 13 Jan	Air Canada
11 Dec - 13 Dec	LEVEL
14 Dec - 26 Dec	Air France
24 Dec - 11 Jan	Air Canada
12 Dec - 30 Dec	Royal Air Maroc
09 Dec - 17 Dec	KLM
12 Dec - 15 Dec	Lufthansa
02 Dec - 22 Jan	TAP
28 Dec - 27 Jan	LEVEL
29 Dec - 20 Jan	United

Also check the deals for one-way flights from Barcelona 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 Barcelona to Cancun in December from 608€

Return flights