AirHint found the following cheapest return flights from Mexico City (MEX) to Havana (HAV) in September 2025 (see full year).

Return flights

30 Sep - 15 Oct	Viva
30 Sep - 04 Oct	Viva
30 Sep - 18 Oct	Viva
30 Sep - 11 Oct	Viva
24 Sep - 04 Oct	Viva
24 Sep - 11 Oct	Viva
23 Sep - 04 Oct	Viva
27 Sep - 15 Oct	Viva
27 Sep - 04 Oct	Viva
23 Sep - 11 Oct	Viva
09 Sep - 17 Sep	Copa
15 Sep - 18 Sep	Copa
23 Sep - 25 Sep	Copa
23 Sep - 27 Sep	Viva
20 Sep - 24 Sep	Viva
20 Sep - 27 Sep	Viva
17 Sep - 24 Sep	Viva
17 Sep - 27 Sep	Viva
06 Sep - 24 Sep	Viva
10 Sep - 24 Sep	Viva

Also check the deals for one-way flights from Mexico City to Havana 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 Mexico City to Havana in September from 268€

Return flights