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

Return flights

18 Aug - 03 Sep	Finnair
18 Aug - 02 Sep	Finnair
20 Aug - 11 Sep	Finnair
18 Aug - 18 Sep	Finnair
23 Aug - 02 Sep	Finnair
18 Aug - 27 Aug	Finnair
18 Aug - 23 Aug	Finnair
24 Aug - 04 Sep	Finnair
23 Aug - 03 Sep	Finnair
18 Aug - 04 Sep	Finnair
19 Aug - 06 Sep	Finnair
18 Aug - 09 Sep	Finnair
19 Aug - 27 Aug	Finnair
18 Aug - 30 Aug	Finnair
23 Aug - 28 Aug	Finnair
19 Aug - 28 Aug	Finnair
18 Aug - 28 Aug	Finnair
23 Aug - 30 Aug	Finnair
18 Aug - 22 Aug	Finnair
18 Aug - 31 Aug	Finnair

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

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 Mexico City to Madrid in August from 628€

Return flights