Cheap flights from Ohio to San Antonio from $115

If you aren’t able to travel during the month of October, then book flights to San Antonio from Ohio during September instead. Flights to San Antonio in September, while not as cheap as those in October, still average around $372.

You are more likely to see cheaper flights to San Antonio from Ohio when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Ohio for as low as $265 on momondo.

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

Southwest, American Airlines and Delta are the top three most popular airlines that fly to San Antonio from Ohio according to our data. Southwest is the first choice among our users, with 32% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 6 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

As of August 2026, 83 flights take off from Ohio and land in San Antonio each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.

Flight times vary depending on what airport in Ohio you fly out of and what airport in San Antonio you fly into. For example, flying from Cincinnati to Austin takes 2h 30m on average. On the other hand, flying from Columbus to Austin takes 2h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.