AirHint found the following cheapest return flights from Cheju (CJU) to Buenos Aires (EZE) in December 2025 (see full year).
Return flights
| 24 Dec - 31 Dec | Eastar Jet | ||
| 10 Dec - 17 Dec | Jin Air | ||
| 10 Dec - 06 Jan | Eastar Jet | ||
| 10 Dec - 02 Jan | Eastar Jet |
Also check the deals for one-way flights from Cheju to Buenos Aires in December.
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