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

Return flights

12 Mar - 19 Mar	China Southern
16 Mar - 23 Mar	China Southern
15 Mar - 22 Mar	China Southern
18 Mar - 25 Mar	China Eastern
13 Mar - 20 Mar	China Eastern
16 Mar - 23 Mar	Korean Air	direct
18 Mar - 25 Mar	Korean Air	direct
13 Mar - 20 Mar	Korean Air	direct
15 Mar - 22 Mar	Korean Air	direct

Also check the deals for one-way flights from Kunming to Seoul 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 Kunming to Seoul in March from 217€

Return flights