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

Return flights

12 Jan - 18 Jan	VietJet Air
12 Jan - 10 Feb	Malaysia Airlines
14 Jan - 24 Jan	AirAsia X
13 Jan - 24 Jan	AirAsia X
29 Jan - 07 Feb	AirAsia X
08 Jan - 25 Jan	Air China
12 Jan - 27 Jan	Air China
09 Jan - 25 Jan	Air China
12 Jan - 20 Jan	Air China
18 Jan - 25 Jan	Air China
19 Jan - 25 Jan	Air China
05 Jan - 18 Jan	Air China
28 Jan - 01 Feb	Air China
28 Jan - 07 Feb	Thai AirAsia X
14 Jan - 01 Feb	AirAsia X
13 Jan - 01 Feb	AirAsia X
29 Jan - 01 Feb	AirAsia X
17 Jan - 01 Feb	AirAsia X
16 Jan - 01 Feb	AirAsia X
18 Jan - 07 Feb	AirAsia X

Also check the deals for one-way flights from Seoul to Colombo 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 Colombo in January from 445€

Return flights