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

Return flights

26 Sep - 28 Sep	Scoot Tigerair
07 Sep - 28 Sep	Scoot Tigerair
04 Sep - 08 Sep	AirAsia
18 Sep - 26 Sep	Scoot Tigerair
19 Sep - 26 Sep	Scoot Tigerair
23 Sep - 30 Sep	AirAsia
10 Sep - 17 Sep	AirAsia
05 Sep - 09 Sep	AirAsia
18 Sep - 23 Sep	Scoot Tigerair
04 Sep - 11 Sep	Scoot Tigerair
14 Sep - 13 Oct	Scoot Tigerair
23 Sep - 13 Oct	AirAsia
25 Sep - 24 Oct	Thai Lion Air
22 Sep - 13 Oct	Indonesia AirAsia	direct
29 Sep - 06 Oct	Scoot Tigerair
28 Sep - 05 Oct	VietJet Air
27 Sep - 09 Oct	Scoot Tigerair
23 Sep - 10 Oct	AirAsia
23 Sep - 01 Oct	AirAsia
23 Sep - 05 Oct	AirAsia

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

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 Hong Kong to Jakarta in September from $215

Return flights