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

Return flights

06 Dec - 02 Jan	WestJet
06 Dec - 03 Jan	WestJet
05 Dec - 12 Dec	WestJet
05 Dec - 21 Dec	WestJet
11 Dec - 12 Jan	American Airlines
03 Dec - 12 Jan	British Airways
03 Dec - 08 Dec	British Airways
27 Dec - 04 Jan	WestJet
12 Dec - 23 Jan	Iberia
01 Dec - 10 Dec	Finnair
01 Dec - 19 Jan	Finnair
06 Dec - 08 Dec	WestJet
09 Dec - 24 Dec	British Airways
05 Dec - 13 Dec	British Airways
02 Dec - 09 Dec	Iberia
06 Dec - 12 Dec	WestJet
12 Dec - 24 Dec	British Airways
31 Dec - 12 Jan	British Airways
10 Dec - 21 Jan	British Airways
12 Dec - 16 Jan	British Airways

Also check the deals for one-way flights from Paris to Mexico City 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 Paris to Mexico City in December from 597€

Return flights