AirHint found the following cheapest return flights from Mexico City (MEX) to Melbourne (MEL) in December 2025 (see full year).
Return flights
| 04 Dec - 30 Jan | Viva | ||
| 05 Dec - 12 Dec | Viva | ||
| 30 Dec - 06 Jan | Volaris | ||
| 15 Dec - 28 Dec | ANA | ||
| 20 Dec - 07 Jan | Volaris |
Also check the deals for one-way flights from Mexico City to Melbourne in December.
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