AirHint found the following cheapest return flights from Beijing (PEK) to Seoul (ICN) in October 2026 (see full year).
Return flights
| 19 Oct - 26 Oct | Korean Air | direct | |
| 05 Oct - 23 Oct | Korean Air | direct | |
| 03 Oct - 10 Oct | Korean Air | direct | |
| 01 Oct - 16 Oct | Korean Air | direct |
Also check the deals for one-way flights from Beijing to Seoul in October.
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