Cheap flights from Tennessee to San Antonio from $48

If you aren’t able to travel during the month of July, then book flights to San Antonio from Tennessee during May instead. Flights to San Antonio in May, while not as cheap as those in July, still average around $310.

The cheapest day to depart on your flight to San Antonio is on a Sunday when prices can be found for as low as $297. 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 Monday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Monday is $569.

According to our data, the cheapest time of day to fly to San Antonio is at noon. momondo users have found flights departing from Tennessee to San Antonio at noon for as low as $297. 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 $434. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Memphis to San Antonio for the best Tennessee - San Antonio flight prices

You are more likely to see cheaper flights to San Antonio from Tennessee when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $335 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Tennessee for as low as $137 on momondo.

There is only 1 cabin class available to choose from on Tennessee to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Breeze Airways, Delta, and American Airlines are the most popular carriers operating from Tennessee to San Antonio

Delta, American Airlines and Southwest are the top three most popular airlines that fly to San Antonio from Tennessee according to our data. Delta is the first choice among our users, with 34% 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.

As of April 2026, there are 2 flights per day flying from Tennessee to San Antonio. The most common time of day flights depart is 7:00AM, with 36% of flights taking off at noon.

As of April 2026, there are 17 flights per week flying from Tennessee to San Antonio. The most common day of the week flights depart is Tue, with 24% of flights taking off on this day.