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

Return flights

21 Jan - 26 Jan	EVA Air
09 Jan - 13 Jan	EVA Air
20 Jan - 27 Jan	EVA Air
09 Jan - 16 Jan	EVA Air
28 Jan - 30 Jan	EVA Air
13 Jan - 17 Jan	Japan Airlines
08 Jan - 18 Jan	Japan Airlines
09 Jan - 18 Jan	Japan Airlines
19 Jan - 26 Jan	Japan Airlines
29 Jan - 31 Jan	Japan Airlines

Also check the deals for one-way flights from Seoul to Jakarta in January.

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 Seoul to Jakarta in January from $637

Return flights