AirHint found the following cheapest return flights from Kunming (KMG) to Seoul (ICN) in September 2025 (see full year).
Return flights
| 17 Sep - 24 Sep | China Southern | ||
| 29 Sep - 03 Oct | China Eastern | ||
| 30 Sep - 07 Oct | Thai AirAsia | ||
| 29 Sep - 03 Oct | Korean Air | direct |
Also check the deals for one-way flights from Kunming to Seoul in September.
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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