AirHint found the following cheapest return flights from Mexico City (MEX) to San Antonio (SAT) in January 2026 (see full year).

Return flights

18 Jan - 24 Jan	Viva
18 Jan - 19 Jan	Viva
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18 Jan - 30 Jan	Viva
18 Jan - 20 Jan	Viva
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18 Jan - 27 Jan	Viva
18 Jan - 01 Feb	Viva
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18 Jan - 05 Feb	Viva
19 Jan - 01 Feb	Viva
19 Jan - 02 Feb	Viva
19 Jan - 03 Feb	Viva

Also check the deals for one-way flights from Mexico City to San Antonio in January.

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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Cheapest return flights from Mexico City to San Antonio in January from $189

Return flights