Cheap flights from San Antonio to Pennsylvania from $122

The month of October is, on average, the cheapest month to fly to Pennsylvania from San Antonio, with most prices found around $382. If you don’t want to visit Pennsylvania in October, then you should wait until September to fly from San Antonio, when ticket prices are also cheap, with an average price of $389.

The cheapest day to depart on your flight to Pennsylvania is on a Tuesday when prices can be found for as low as $428. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,035. These prices are subject to change though, so be sure to set up a Price Alert for flights to Pennsylvania.

Our most recent data shows that the best time of day to fly to Pennsylvania is in the morning. Flights from San Antonio to Pennsylvania during this time can be as low as $491. In contrast, the most expensive time of day to depart to Pennsylvania is at noon when prices are around $1,200.

Fly from San Antonio to Philadelphia for the best San Antonio - Pennsylvania flight prices

You are more likely to see cheaper flights to Pennsylvania from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Pennsylvania for around $432 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pennsylvania from San Antonio for as low as $338 on momondo.

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

Frontier, Southwest, and United Airlines are the most popular carriers operating from San Antonio to Pennsylvania

American Airlines, Southwest and Delta are the top three most popular airlines that fly to Pennsylvania from San Antonio according to our data. American Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Pennsylvania. Keep in mind that there are 7 different airlines that fly to Pennsylvania on a routine basis, so you have a few additional options to choose from.

16 flights are operational daily from San Antonio to Pennsylvania as of August 2026. The most popular departure time for this route is 7:00AM, with 62% of flights per day taking off at noon.

The number of flights available between San Antonio and Pennsylvania is 115 per week as of August 2026. The most frequent departure day is Wed, with 23% of weekly flights leaving on this day.