AirHint found the following cheapest return flights from Santiago (SCL) to Mexico City (MEX) in September 2026 (see full year).

Return flights

04 Sep - 06 Sep	Arajet
24 Sep - 29 Sep	Avianca
23 Sep - 29 Sep	Avianca
28 Sep - 29 Sep	Avianca
15 Sep - 29 Sep	Avianca
11 Sep - 29 Sep	Avianca
19 Sep - 29 Sep	Avianca
26 Sep - 29 Sep	Avianca
18 Sep - 29 Sep	Avianca
03 Sep - 06 Sep	Avianca
23 Sep - 03 Oct	Avianca
28 Sep - 03 Oct	Avianca
15 Sep - 03 Oct	Avianca
19 Sep - 03 Oct	Avianca
26 Sep - 03 Oct	Avianca
18 Sep - 03 Oct	Avianca
23 Sep - 08 Oct	Avianca
28 Sep - 08 Oct	Avianca
19 Sep - 08 Oct	Avianca
26 Sep - 08 Oct	Avianca

Also check the deals for one-way flights from Santiago to Mexico City 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 Santiago to Mexico City in September from 415€

Return flights