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

Return flights

01 Oct - 14 Oct	Air Canada
16 Oct - 27 Oct	United
16 Oct - 24 Oct	United
16 Oct - 25 Oct	United
16 Oct - 28 Oct	United
16 Oct - 20 Oct	United
16 Oct - 23 Oct	United
16 Oct - 22 Oct	United
09 Oct - 22 Oct	United
16 Oct - 31 Oct	United
16 Oct - 08 Nov	United
16 Oct - 05 Nov	United
16 Oct - 19 Nov	United
09 Oct - 02 Nov	United
09 Oct - 18 Nov	United
22 Oct - 01 Nov	United
08 Oct - 17 Nov	United
02 Oct - 27 Nov	United
17 Oct - 02 Nov	United
21 Oct - 19 Nov	United

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 $586

Return flights