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

Return flights

24 Dec - 09 Jan	British Airways
31 Dec - 08 Jan	British Airways
12 Dec - 20 Dec	KLM
24 Dec - 31 Dec	British Airways
29 Dec - 10 Jan	British Airways
24 Dec - 03 Jan	British Airways
27 Dec - 11 Jan	British Airways
26 Dec - 06 Jan	British Airways
24 Dec - 02 Jan	British Airways
28 Dec - 05 Jan	British Airways
27 Dec - 05 Jan	British Airways

Also check the deals for one-way flights from Bucharest 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 Bucharest to Cancun in December from $827

Return flights