Cheap flights from Los Angeles to San Antonio from $140

If you aren’t able to travel during the month of September, then book flights to San Antonio from Los Angeles during August instead. Flights to San Antonio in August, while not as cheap as those in September, still average around $187.

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $248. 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 Tuesday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Tuesday is $319.

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Los Angeles to San Antonio at noon for as low as $161. 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 $289. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Los Angeles to San Antonio for the best Los Angeles - San Antonio flight prices

You are more likely to see cheaper flights to San Antonio from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Los Angeles for as low as $199 on momondo.

There are 4 cabin classes available to choose from on Los Angeles to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Los Angeles to San Antonio.

As of April 2026, prices for Los Angeles to San Antonio flights are approximately 79% more expensive when compared to flights at the same time last year.

Delta and Frontier are the most popular carriers operating from Los Angeles to San Antonio

Delta, Southwest and American Airlines are the top three most popular airlines that fly to San Antonio from Los Angeles according to our data. Delta is the first choice among our users, with 30% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 8 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 13% of flights between Los Angeles and San Antonio have experienced a delay on any given week. The average delay length over the past 12 months has been 151 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.

Wednesday 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, American Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

As of April 2026, there are 18 flights per day flying from Los Angeles to San Antonio. The most common time of day flights depart is 6:00PM, with 64% of flights taking off in the evening.

As of April 2026, 127 flights take off from Los Angeles and land in San Antonio each week. The most common flight departure day for this route is Wed, with 18% of weekly flights taking off on this day.