AirHint found the following cheapest return flights from Santiago (SCL) to Cancun (CUN) in October 2025 (see full year).

Return flights

10 Oct - 23 Oct	Arajet
10 Oct - 19 Oct	Arajet
27 Oct - 06 Nov	Arajet
24 Oct - 28 Oct	Arajet
10 Oct - 24 Oct	Avianca
19 Oct - 26 Oct	Avianca
17 Oct - 23 Oct	Arajet
24 Oct - 04 Nov	Arajet
05 Oct - 12 Oct	LATAM Airlines Group
20 Oct - 18 Nov	Avianca
08 Oct - 15 Oct	LATAM Airlines Group
13 Oct - 26 Oct	LATAM Airlines Group
07 Oct - 15 Oct	LATAM Airlines Group
27 Oct - 04 Nov	Arajet
29 Oct - 10 Nov	LATAM Airlines Group
29 Oct - 06 Nov	Copa
25 Oct - 06 Nov	Copa
28 Oct - 06 Nov	Copa
20 Oct - 06 Nov	Copa
26 Oct - 06 Nov	Copa

Also check the deals for one-way flights from Santiago to Cancun 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 Santiago to Cancun in October from $462

Return flights