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

Return flights

02 Dec - 11 Dec	Aeromexico	direct
02 Dec - 10 Dec	Aeromexico	direct
02 Dec - 09 Dec	Aeromexico	direct
09 Dec - 23 Dec	Aeromexico	direct
04 Dec - 18 Dec	Aeromexico	direct
01 Dec - 10 Dec	Iberia
31 Dec - 15 Jan	Iberia
09 Dec - 18 Dec	Aeromexico	direct
01 Dec - 31 Jan	Iberia
29 Dec - 13 Jan	Aeromexico	direct
11 Dec - 23 Dec	Aeromexico	direct
24 Dec - 16 Jan	Aeromexico	direct
03 Dec - 17 Dec	Aeromexico
10 Dec - 22 Dec	Delta
22 Dec - 02 Jan	Viva
29 Dec - 08 Jan	Iberia
29 Dec - 11 Jan	Iberia
28 Dec - 12 Jan	Iberia
28 Dec - 10 Jan	Iberia
27 Dec - 09 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 $727

Return flights