Cheap flights from Puerto Rico to San Antonio from $147

If you aren’t able to travel during the month of December, then book flights to San Antonio from Puerto Rico during October instead. Flights to San Antonio in October, while not as cheap as those in December, still average around $336.

The cheapest day to depart on your flight to San Antonio is on a Thursday when prices can be found for as low as $167. 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 Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Saturday is $423.

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from Puerto Rico to San Antonio in the morning for as low as $257. 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 at noon, with an average ticket price of $418. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from San Juan Luis Munoz Marin Intl to San Antonio for the best Puerto Rico - San Antonio flight prices

You are more likely to see cheaper flights to San Antonio from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $414 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Puerto Rico for as low as $328 on momondo.

There are 2 cabin classes available to choose from on Puerto Rico to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, United Airlines, and Delta are the most popular carriers operating from Puerto Rico to San Antonio

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to San Antonio from Puerto Rico according to our data. American Airlines 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 6 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.