AirHint found the following cheapest return flights from Kunming (KMG) to Seoul (ICN) in July 2025 (see full year).

Return flights

29 Jul - 04 Aug	Tianjin Airlines
31 Jul - 06 Aug	Tianjin Airlines
20 Jul - 28 Jul	Tianjin Airlines
23 Jul - 30 Jul	China Eastern
30 Jul - 05 Aug	China Eastern
20 Jul - 27 Jul	China Eastern
20 Jul - 28 Jul	China Eastern	direct
22 Jul - 29 Jul	China Southern
20 Jul - 26 Jul	China Eastern
19 Jul - 25 Jul	Shenzhen Airlines
20 Jul - 27 Jul	Korean Air	direct
23 Jul - 30 Jul	Korean Air	direct
20 Jul - 26 Jul	China Eastern	direct

Also check the deals for one-way flights from Kunming to Seoul in July.

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 July from $263

Return flights