AirHint found the following cheapest return flights from Jakarta (CGK) to Seoul (ICN) in August 2026 (see full year).

Return flights

05 Aug - 12 Aug	Indonesia AirAsia
19 Aug - 23 Aug	Indonesia AirAsia
31 Aug - 09 Sep	Indonesia AirAsia
17 Aug - 21 Aug	Scoot
27 Aug - 30 Aug	Indonesia AirAsia
02 Aug - 08 Aug	Scoot
20 Aug - 26 Aug	Scoot
01 Aug - 05 Aug	Scoot
22 Aug - 26 Aug	Scoot
08 Aug - 12 Aug	Scoot
15 Aug - 21 Aug	Scoot
31 Aug - 09 Sep	Korean Air	direct

Also check the deals for one-way 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 return flights from Jakarta to Seoul in August from 205€

Return flights