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

Return flights

02 Mar - 10 Mar	China Eastern
04 Mar - 15 Mar	China Eastern
10 Mar - 17 Mar	China Eastern
21 Mar - 29 Mar	China Eastern
24 Mar - 30 Mar	AirAsia X
04 Mar - 06 Apr	AirAsia X
20 Mar - 30 Mar	AirAsia X
24 Mar - 04 Apr	AirAsia X
02 Mar - 13 Mar	China Eastern
23 Mar - 30 Mar	AirAsia X
11 Mar - 15 Mar	AirAsia X
07 Mar - 14 Mar	AirAsia X
02 Mar - 06 Apr	AirAsia X
30 Mar - 28 Apr	AirAsia X
23 Mar - 20 Apr	AirAsia X
04 Mar - 18 Apr	AirAsia X
26 Mar - 04 Apr	AirAsia X
23 Mar - 21 Apr	AirAsia X
23 Mar - 12 Apr	SriLankan Airlines	direct
25 Mar - 12 Apr	SriLankan Airlines	direct

Also check the deals for one-way flights from Seoul to Colombo in March.

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 March from 283€

Return flights