Cheapest return flights from Ontario to Santiago in December from $958

AirHint found the following cheapest return flights from Ontario (ONT) to Santiago (SCL) in December 2025 (see full year).

Return flights

05 Dec - 14 Dec LATAM Airlines Group
18 Dec - 27 Dec Volaris
15 Dec - 22 Dec LATAM Airlines Group
12 Dec - 07 Jan LATAM Airlines Group
28 Dec - 05 Jan Avianca
18 Dec - 11 Jan Volaris
24 Dec - 03 Jan LATAM Airlines Group
20 Dec - 03 Jan Avianca

Also check the deals for one-way flights from Ontario to Santiago in December.

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