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

Return flights

27 Sep - 06 Oct	Volaris
23 Sep - 01 Oct	Viva
28 Sep - 06 Oct	Volaris
28 Sep - 07 Oct	Volaris
22 Sep - 28 Sep	Viva
21 Sep - 06 Oct	Volaris
23 Sep - 07 Oct	Viva
22 Sep - 21 Oct	Viva
19 Sep - 23 Sep	Arajet
20 Sep - 01 Oct	Volaris
19 Sep - 01 Oct	Arajet
05 Sep - 19 Sep	Volaris
23 Sep - 28 Oct	Viva
17 Sep - 24 Sep	Volaris
22 Sep - 27 Sep	Viva
16 Sep - 25 Sep	Volaris
16 Sep - 26 Sep	Volaris
13 Sep - 17 Sep	Volaris
08 Sep - 21 Sep	Viva
09 Sep - 12 Sep	Volaris

Also check the deals for one-way flights from Mexico City to Frankfurt 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 Frankfurt in September from $804

Return flights