AirHint found the following cheapest one-way flights from Mexico City (MEX) to San Antonio (SAT) in December 2025 (see full year).
One-Way flights
| 04 Dec | Viva | ||
| 09 Dec | Viva | direct | |
| 08 Dec | Viva | ||
| 03 Dec | Viva | direct | |
| 15 Dec | Viva | ||
| 02 Dec | Volaris | direct | |
| 04 Dec | Viva | direct | |
| 08 Dec | Volaris | direct | |
| 13 Dec | Volaris | direct | |
| 12 Dec | Viva | direct |
Also check the deals for return flights from Mexico City to San Antonio in December.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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