AirHint found the following cheapest return flights from Cheju (CJU) to Beijing (PEK) in August 2026 (see full year).
Return flights
| 24 Aug - 28 Aug | Korean Air | direct | |
| 24 Aug - 29 Aug | Jeju Air | direct | |
| 19 Aug - 22 Aug | Jeju Air | direct | |
| 01 Aug - 05 Aug | Korean Air | direct | |
| 01 Aug - 04 Aug | Korean Air | direct |
Also check the deals for one-way flights from Cheju to Beijing in August.
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