AirHint found the following cheapest return flights from Mexico City (MEX) to Valencia (VLC) in December 2025 (see full year).

Return flights

03 Dec - 14 Dec	Iberia
01 Dec - 13 Dec	Iberia
04 Dec - 14 Dec	Iberia
01 Dec - 12 Dec	Iberia
03 Dec - 13 Dec	Iberia
01 Dec - 06 Dec	Aeromexico
04 Dec - 09 Dec	Lufthansa
03 Dec - 15 Dec	Iberia
23 Dec - 12 Jan	Turkish Airlines
29 Dec - 07 Jan	Turkish Airlines
22 Dec - 12 Jan	Turkish Airlines
21 Dec - 08 Jan	Viva Aerobus
18 Dec - 03 Jan	Turkish Airlines
21 Dec - 03 Jan	Aeromexico

Also check the deals for one-way flights from Mexico City to Valencia 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 Mexico City to Valencia in December from $840

Return flights