AirHint found the following cheapest one-way flights from Mexico City (MEX) to Seoul (ICN) in December 2025 (see full year).
One-Way flights
| 31 Dec | Aeromexico | ||
| 25 Dec | Aeromexico | ||
| 01 Dec | Viva | ||
| 02 Dec | Flair Airlines | ||
| 29 Dec | Aeromexico | ||
| 09 Dec | Flair Airlines | ||
| 05 Dec | Viva | ||
| 03 Dec | Aeromexico | ||
| 04 Dec | Aeromexico | ||
| 07 Dec | Volaris |
Also check the deals for return flights from Mexico City to Seoul in December.
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