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

Return flights

08 Aug - 17 Aug	Scoot
18 Aug - 31 Aug	Scoot
11 Aug - 18 Aug	Indonesia AirAsia
05 Aug - 10 Aug	Indonesia AirAsia
22 Aug - 31 Aug	Indonesia AirAsia
28 Aug - 04 Sep	Indonesia AirAsia
12 Aug - 17 Aug	Scoot
07 Aug - 15 Aug	Scoot
16 Aug - 22 Aug	Scoot
13 Aug - 20 Aug	Scoot
20 Aug - 25 Aug	Indonesia AirAsia
28 Aug - 04 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 $241

Return flights