Cheapest return flights from Mexico City to Barcelona in December from $707

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

Return flights

01 Dec - 22 Jan Air Canada
04 Dec - 24 Jan WestJet
31 Dec - 20 Jan Air Canada
02 Dec - 20 Jan Air Canada
01 Dec - 23 Jan Finnair
01 Dec - 08 Dec Air Canada
06 Dec - 22 Jan Finnair
02 Dec - 18 Jan Air Canada
30 Dec - 20 Jan Air Canada
31 Dec - 22 Jan Air Canada
05 Dec - 23 Jan Viva
03 Dec - 08 Dec Air Canada
02 Dec - 09 Dec Iberia
05 Dec - 08 Dec Air Canada
03 Dec - 09 Dec Iberia
02 Dec - 11 Dec Iberia
01 Dec - 07 Dec United
04 Dec - 07 Dec United
04 Dec - 09 Dec Iberia
03 Dec - 10 Dec Iberia

Also check the deals for one-way flights from Mexico City to Barcelona in December.

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