AirHint found the following cheapest one-way flights from Mexico City (MEX) to Buenos Aires (EZE) in September 2026 (see full year).
One-Way flights
| 19 Sep | Arajet | ||
| 20 Sep | Arajet | ||
| 27 Sep | Arajet | ||
| 12 Sep | Arajet | ||
| 04 Sep | Viva | ||
| 02 Sep | Viva | ||
| 09 Sep | Viva | ||
| 19 Sep | Aeromexico | direct | |
| 12 Sep | Aeromexico | direct |
Also check the deals for return flights from Mexico City to Buenos Aires in September.
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