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

Return flights

04 Oct - 14 Oct	Air France
04 Oct - 07 Oct	Air France
04 Oct - 28 Oct	Delta
02 Oct - 12 Oct	Delta
02 Oct - 22 Oct	Delta
04 Oct - 11 Oct	Delta
04 Oct - 27 Oct	Air France
02 Oct - 16 Nov	Delta
02 Oct - 08 Oct	Delta
02 Oct - 11 Oct	Delta
08 Oct - 13 Oct	British Airways
16 Oct - 06 Nov	British Airways
16 Oct - 13 Nov	Iberia
06 Oct - 04 Nov	British Airways
16 Oct - 04 Nov	British Airways
13 Oct - 13 Nov	Iberia
06 Oct - 13 Nov	Iberia
14 Oct - 03 Nov	Aeromexico	direct
15 Oct - 03 Nov	Aeromexico	direct
01 Oct - 30 Nov	British Airways

Also check the deals for one-way flights from Madrid to Mexico City 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 Mexico City in October from $555

Return flights