Cheapest return flights from Ontario to Jakarta in December from $1141

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

Return flights

02 Dec - 08 Dec China Airlines
01 Dec - 08 Dec China Airlines
07 Dec - 24 Jan China Airlines
01 Dec - 13 Dec STARLUX Airlines
12 Dec - 30 Dec China Airlines
18 Dec - 02 Jan China Airlines
19 Dec - 02 Jan China Airlines
21 Dec - 02 Jan China Airlines
21 Dec - 03 Jan Qatar Airways
19 Dec - 03 Jan China Airlines
20 Dec - 03 Jan Alaska Airlines

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

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