Cheap flights from Texas to San Antonio from $104

If you aren’t able to travel during the month of December, then book flights to San Antonio from Texas during May instead. Flights to San Antonio in May, while not as cheap as those in December, still average around $319.

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $243. 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 $563.

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Texas to San Antonio at noon for as low as $371. 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 evening, with an average ticket price of $401. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Houston George Bush Intcntl to San Antonio for the best Texas - San Antonio flight prices

You are more likely to see cheaper flights to San Antonio from Texas when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $361 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Texas for as low as $226 on momondo.

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

Southwest, Frontier, and American Airlines are the most popular carriers operating from Texas to San Antonio

Southwest, American Airlines and United Airlines are the top three most popular airlines that fly to San Antonio from Texas according to our data. Southwest is the first choice among our users, with 60% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 5 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

As of November 2026, there are 82 flights per day flying from Texas to San Antonio. The most common time of day flights depart is 2:00PM, with 41% of flights taking off in the evening.

579 flights are operational weekly from Texas to San Antonio as of November 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.