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

Return flights

21 Oct - 10 Nov	Viva
18 Oct - 01 Nov	Viva
18 Oct - 08 Nov	Viva
18 Oct - 31 Oct	Viva
18 Oct - 20 Oct	Viva
18 Oct - 07 Nov	Viva
21 Oct - 01 Nov	Viva
21 Oct - 08 Nov	Viva
31 Oct - 21 Nov	Viva
21 Oct - 31 Oct	Viva
18 Oct - 19 Oct	Viva
21 Oct - 07 Nov	Viva
18 Oct - 24 Oct	Viva
28 Oct - 10 Nov	Viva
17 Oct - 01 Nov	Viva
21 Oct - 24 Oct	Viva
18 Oct - 29 Oct	Viva
18 Oct - 30 Oct	Viva
17 Oct - 31 Oct	Viva
18 Oct - 27 Oct	Viva

Also check the deals for one-way flights from Miami 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 Miami to Mexico City in October from 221€

Return flights