AirHint found the following cheapest return flights from Mexico City (MEX) to Riga (RIX) in December 2025 (see full year).
Return flights
| 02 Dec - 09 Dec | Aeromexico | ||
| 30 Dec - 06 Jan | Volaris | ||
| 30 Dec - 04 Jan | Volaris | ||
| 18 Dec - 20 Dec | Viva |
Also check the deals for one-way flights from Mexico City to Riga in December.
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