AirHint found the following cheapest one-way flights from Ontario (ONT) to Jakarta (CGK) in July 2025 (see full year).

One-Way flights

16 Jul	China Airlines
06 Jul	China Airlines
12 Jul	China Airlines
13 Jul	China Airlines
07 Jul	China Airlines
09 Jul	China Airlines
21 Jul	China Airlines
19 Jul	China Airlines
04 Jul	China Airlines
01 Jul	China Airlines

Also check the deals for return flights from Ontario to Jakarta in July.

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 one-way flights from Ontario to Jakarta in July from $670

One-Way flights