Cheapest return flights from Ontario to Jakarta in September from 842€

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

Return flights

09 Sep - 30 Sep China Airlines
16 Sep - 23 Sep China Airlines
20 Sep - 27 Sep China Airlines
03 Sep - 10 Sep China Airlines
12 Sep - 21 Sep China Airlines
11 Sep - 21 Sep China Airlines
29 Sep - 14 Oct China Airlines

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

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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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