$147 Cheap American Airlines flights San Antonio (SAT) to Philadelphia (PHL)

Make use of the “Price (lowest to highest)” filter on Expedia to find cheap American Airlines return flights from $256 from SAT to PHL. Affordable one-way tickets from $147 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for return or one-way flights to Philadelphia in January or February. You could find an affordable fare with American Airlines during these off-peak travel months.

Start searching one to three months before your departure to find cheap fares on American Airlines flights from San Antonio Intl. Airport (SAT) to Philadelphia Intl. Airport (PHL). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use the “Nonstop” filter when searching for direct American Airlines flights from SAT to PHL. You can also compare other carriers servicing the same direct route.

Search American Airlines’s earliest flights from SAT to PHL by checking our “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from San Antonio Intl. Airport (SAT) to Philadelphia land at Philadelphia Intl. Airport (PHL). This is the main entry point to this city.

Depending on the type of ticket you purchased, a fee will generally apply if you cancel or reschedule your flight more than 24 hours after it has been confirmed. To secure tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes while searching for flights. To learn more about canceling or changing your reservation, head to “Trips,” select your flight and click on “Manage Booking.”