AirHint found the following cheapest one-way flights from Jakarta (CGK) to Seoul (ICN) in August 2025 (see full year).

One-Way flights

10 Aug	Scoot Tigerair
05 Aug	Scoot Tigerair
24 Aug	Scoot Tigerair
28 Aug	Cebu Pacific
12 Aug	Scoot Tigerair
31 Aug	Scoot Tigerair
23 Aug	VietJet Air
15 Aug	VietJet Air
25 Aug	VietJet Air
11 Aug	VietJet Air

Also check the deals for return flights from Jakarta to Seoul in August.

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 Jakarta to Seoul in August from $120

One-Way flights