AirHint found the following cheapest return flights from Monterrey (MTY) to Madrid (MAD) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Iberia
01 Dec - 10 Dec	Iberia
04 Dec - 11 Dec	Iberia
04 Dec - 23 Dec	Iberia
10 Dec - 23 Dec	Iberia
31 Dec - 23 Jan	Iberia
04 Dec - 16 Dec	Iberia
06 Dec - 25 Dec	Iberia
31 Dec - 14 Jan	Iberia
09 Dec - 24 Dec	Aeromexico	direct
11 Dec - 25 Dec	Iberia
01 Dec - 08 Dec	Iberia
28 Dec - 16 Jan	Iberia
09 Dec - 13 Jan	Iberia
22 Dec - 17 Jan	Viva
23 Dec - 17 Jan	Volaris
24 Dec - 14 Jan	Iberia
10 Dec - 10 Jan	Iberia
23 Dec - 13 Jan	Iberia
31 Dec - 10 Jan	Iberia

Also check the deals for one-way flights from Monterrey to Madrid 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 Monterrey to Madrid in December from 658€

Return flights