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

Return flights

15 May - 23 May	Viva
15 May - 24 May	Viva
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15 May - 28 May	Viva
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15 May - 22 May	Viva
15 May - 01 Jun	Viva
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14 May - 01 Jun	Viva
14 May - 02 Jun	Viva
14 May - 03 Jun	Viva
17 May - 01 Jun	Viva
17 May - 02 Jun	Viva
17 May - 04 Jun	Viva

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

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 May from $202

Return flights