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

Return flights

15 Sep - 29 Sep	WestJet
29 Sep - 28 Oct	WestJet
29 Sep - 27 Oct	WestJet
24 Sep - 01 Oct	Volaris
30 Sep - 31 Oct	Viva
29 Sep - 31 Oct	WestJet
30 Sep - 30 Oct	Aeromexico
30 Sep - 26 Oct	Viva
30 Sep - 29 Oct	Viva
27 Sep - 03 Oct	Aeromexico
29 Sep - 26 Oct	Aeromexico
16 Sep - 30 Sep	Viva
16 Sep - 23 Sep	Aeromexico
10 Sep - 17 Sep	Viva
10 Sep - 19 Sep	Volaris
12 Sep - 16 Sep	Viva
11 Sep - 18 Sep	Viva
12 Sep - 20 Sep	Viva

Also check the deals for one-way flights from Mexico City to Geneva 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 Geneva in September from 739€

Return flights