Cheap flights from New York John F Kennedy Intl Airport to San Antonio from $99

If you aren’t able to travel during the month of July, then book flights to San Antonio from New York John F Kennedy Intl Airport during January instead. Flights to San Antonio in January, while not as cheap as those in July, still average around $359.

The cheapest day to depart on your flight to San Antonio is on a Thursday when prices can be found for as low as $397. 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 $523.

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from New York John F Kennedy Intl Airport to San Antonio in the afternoon for as low as $329. 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 $439. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from New York John F Kennedy Intl to San Antonio for the best New York John F Kennedy Intl - San Antonio flight prices

You are more likely to see cheaper flights to San Antonio from New York John F Kennedy Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from New York John F Kennedy Intl Airport for as low as $303 on momondo.

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

You could potentially save up to 62% on your flight if you consider stops on a New York John F Kennedy Intl Airport to San Antonio flight.

As of February 2026, prices for New York John F Kennedy Intl Airport to San Antonio flights are approximately 32% cheaper when compared to flights at the same time last year.

Frontier is the most popular carrier operating from New York John F Kennedy Intl to San Antonio

Delta, American Airlines and Frontier are the top three most popular airlines that fly to San Antonio from New York John F Kennedy Intl Airport according to our data. Delta is the first choice among our users, with 56% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 3 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 7% of flights between New York and San Antonio have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening 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, Delta have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

As of February 2026, there are 2 flights per day flying from New York John F Kennedy Intl Airport to San Antonio. The most common time of day flights depart is 7:00AM, with 56% of flights taking off at noon.

As of February 2026, 18 flights take off from New York John F Kennedy Intl Airport and land in San Antonio each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.