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

Return flights

18 Jan - 26 Jan	Scoot
18 Jan - 25 Jan	Scoot
30 Jan - 04 Feb	Philippine Airlines
21 Jan - 27 Jan	VietJet Air
25 Jan - 04 Feb	Scoot
11 Jan - 16 Jan	Scoot
11 Jan - 18 Jan	Scoot
19 Jan - 29 Jan	Philippine Airlines
27 Jan - 09 Feb	Scoot
13 Jan - 20 Jan	Scoot
25 Jan - 31 Jan	Scoot
09 Jan - 30 Jan	China Southern
26 Jan - 30 Jan	China Southern
27 Jan - 02 Feb	Singapore Airlines
13 Jan - 03 Feb	Singapore Airlines
23 Jan - 03 Feb	Singapore Airlines
28 Jan - 04 Feb	Indonesia AirAsia
29 Jan - 03 Feb	Singapore Airlines
13 Jan - 10 Feb	Singapore Airlines
23 Jan - 01 Feb	Cathay Pacific

Also check the deals for one-way flights from Jakarta to Seoul 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 Jakarta to Seoul in January from $233

Return flights