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

Return flights

16 Oct - 22 Oct	Iberia
09 Oct - 28 Oct	Iberia
07 Oct - 28 Oct	Iberia
06 Oct - 16 Oct	Iberia
02 Oct - 21 Oct	Iberia
08 Oct - 27 Oct	Wizz Air Malta
09 Oct - 29 Oct	Iberia
07 Oct - 29 Oct	Iberia
08 Oct - 30 Oct	Iberia
08 Oct - 29 Oct	Iberia
28 Oct - 04 Nov	Iberia
09 Oct - 01 Nov	Iberia
08 Oct - 01 Nov	Iberia
27 Oct - 06 Nov	Iberia
01 Oct - 01 Nov	Wizz Air Malta
28 Oct - 07 Nov	Iberia
09 Oct - 01 Nov	Air Europa	direct
28 Oct - 04 Nov	Air Europa	direct

Also check the deals for one-way flights from Madrid to Monterrey in October.

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 Madrid to Monterrey in October from $811

Return flights