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

Return flights

20 Oct - 27 Oct	Avianca
09 Oct - 13 Oct	Volaris
11 Oct - 13 Oct	Viva
07 Oct - 13 Oct	Viva
17 Oct - 20 Oct	Viva
08 Oct - 19 Oct	Volaris	direct
15 Oct - 22 Oct	Volaris	direct
03 Oct - 06 Oct	Volaris	direct
02 Oct - 05 Oct	Volaris	direct
18 Oct - 20 Oct	Volaris	direct
11 Oct - 01 Nov	Viva
26 Oct - 09 Nov	Volaris	direct
23 Oct - 12 Nov	Volaris	direct
14 Oct - 01 Nov	Viva
21 Oct - 10 Nov	Viva
18 Oct - 01 Nov	Viva
25 Oct - 10 Nov	Viva
28 Oct - 10 Nov	Viva
21 Oct - 01 Nov	Viva
25 Oct - 01 Nov	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 87€

Return flights