AirHint found the following cheapest return flights from Madrid (MAD) to Mexico City (MEX) in September 2026 (see full year).

Return flights

10 Sep - 21 Sep	Air France
07 Sep - 28 Sep	Air France
07 Sep - 28 Sep	Iberia	direct
28 Sep - 10 Oct	Iberojet
16 Sep - 23 Sep	KLM
09 Sep - 19 Sep	KLM
01 Sep - 30 Sep	Iberia	direct
01 Sep - 08 Sep	Air France
10 Sep - 19 Sep	Air France
05 Sep - 19 Sep	Air France
18 Sep - 14 Oct	Air France
15 Sep - 24 Sep	Iberia	direct
28 Sep - 25 Oct	Iberia	direct
18 Sep - 14 Oct	Iberia	direct
15 Sep - 04 Oct	Iberia	direct
28 Sep - 10 Oct	Iberia	direct
27 Sep - 11 Oct	Iberia	direct
26 Sep - 04 Oct	Iberia	direct

Also check the deals for one-way flights from Madrid to Mexico City in September.

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 September from 731€

Return flights