Cheap flights from San Antonio to Mexico City from $91

The cheapest month to fly to Mexico City from San Antonio is in February. Flight prices, which tend to average around $243, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Mexico City from San Antonio during September instead. Flights to Mexico City in September, while not as cheap as those in February, still average around $245.

Our data shows that Thursday is the least expensive day to fly to Mexico City. Tickets to fly out on this day can be as low as $276. On the other hand, Saturday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $316.

According to our data, the cheapest time of day to fly to Mexico City is in the afternoon. momondo users have found flights departing from San Antonio to Mexico City in the afternoon for as low as $286. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Mexico City, so prices are often more expensive at around $358 per ticket.

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

You are more likely to see cheaper flights to Mexico City from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico City for around $281 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico City from San Antonio for as low as $260 on momondo.

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

Viva and Volaris are the most popular carriers operating from San Antonio to Mexico City Benito Juarez

Viva, Aeromexico and Delta are the top three most popular airlines that fly to Mexico City from San Antonio according to our data. Viva is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Mexico City. Keep in mind that there are 7 different airlines that fly to Mexico City on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% of flights between San Antonio and Mexico City have experienced a delay on any given week. The average delay length over the past 12 months has been 127 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night 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 4% of their flights experiencing any sort of delay.

As of July 2026, there are 4 flights per day flying from San Antonio to Mexico City. The most common time of day flights depart is 1:00PM, with 64% of flights taking off in the afternoon.

The number of flights available between San Antonio and Mexico City is 29 per week as of July 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.