Cheap flights from Mexico to San Antonio from $118

If you aren’t able to travel during the month of February, then book flights to San Antonio from Mexico during January instead. Flights to San Antonio in January, while not as cheap as those in February, still average around $257.

The cheapest day to depart on your flight to San Antonio is on a Monday when prices can be found for as low as $247. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $314.

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Mexico to San Antonio at noon for as low as $249. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the morning, with an average ticket price of $293. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Mexico City Benito Juarez to San Antonio for the best Mexico - San Antonio flight prices

You are more likely to see cheaper flights to San Antonio from Mexico when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $268 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Mexico for as low as $253 on momondo.

There are 3 cabin classes available to choose from on Mexico to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Volaris, Viva, and Frontier are the most popular carriers operating from Mexico to San Antonio

Viva, Volaris and Delta are the top three most popular airlines that fly to San Antonio from Mexico according to our data. Viva is the first choice among our users, with 46% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 7 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Mexico and San Antonio have experienced a delay on any given week. The average delay length over the past 12 months has been 102 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Aeromexico have had the least number of delays on this route over the last 12 months; with about 5% of their flights experiencing any sort of delay.

As of September 2026, 8 flights take off from Mexico and land in San Antonio each day. The most common flight departure time for this route is 4:00PM, with 54% of daily flights taking off at noon.

As of September 2026, there are 62 flights per week flying from Mexico to San Antonio. The most common day of the week flights depart is Thu, with 19% of flights taking off on this day.