$113 Find Cheap Flights from Philadelphia to San Antonio - Compare and Save

These are the earliest and latest flight times available from Philadelphia to San Antonio:

• Earliest: departs at 6:17 pm and lands at 10:36 pm
• Latest: departs at 6:17 pm and lands at 10:36 pm.

The flight takes about 4h 19m.

Three cabin classes are available on flights from Philadelphia to San Antonio:

• Economy Class
• Business Class
• First Class

A nonstop flight from Philadelphia to San Antonio takes 4h 19m, covering 1,493 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Philadelphia to San Antonio range from $349 to $579, with an average of $463 over the past 12 months. Anything below $349 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 24% above the $463 route average. Book 4 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $246 round-trip via Fort Lauderdale (FLL), compared to $519 for nonstop.

American Airlines is the only airline operating Philadelphia to San Antonio flights. 75% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $50–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A319 family is used most often on this route, operated mainly by American Airlines and United Airlines. Other aircraft seen on the route include Airbus A320-100/200 variants.

Two airlines offer in-flight Wi-Fi on Philadelphia to San Antonio flights:

• American Airlines
• JetBlue

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from Philadelphia to San Antonio are currently lower than usual. Average one-way flight prices are about $126, which is 57% below the typical average for this route.

San Antonio Airport (SAT) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:

• Europcar
• Fox
• Dollar
• Hertz
• Alamo

Flights from Philadelphia to San Antonio usually depart from Philadelphia (PHL) and arrive at San Antonio (SAT).

Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Philadelphia to San Antonio route, 25% of flights were delayed in the past 3 months, with delays averaging 3h 09m.

One-stop flights from Philadelphia to San Antonio most commonly connect through:

• Atlanta Hartsfield-Jackson (ATL) - 28% of one-stop connections
• Lambert-St Louis (STL) - 17% of one-stop connections
• Dallas/Fort Worth (DFW) - 12% of one-stop connections
• Nashville Intl (BNA) - 8% of one-stop connections

Yes. Flexible dates can save you up to 26% on flights from Philadelphia to San Antonio. Friday is the cheapest departure day at $423 round-trip on average, while Sunday is the most expensive at $567, a difference of $144.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only American Airlines operates flights between Philadelphia and San Antonio.

Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 5h 21m, compared with 5h 24m via Dallas Love Field (DAL) and 5h 33m via Nashville Intl (BNA).

San Antonio is 1 hour behind Philadelphia (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in San Antonio are San Antonio River Walk, SeaWorld San Antonio and Alamodome. These are among the most viewed places in San Antonio on KAYAK.

Among airlines operating Philadelphia to San Antonio flights:

• American Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• American Airlines: a cabin bag and a checked bag in Economy Class
• JetBlue: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

PHL has provided the Mamava Suites for nursing mothers visiting the airport. The suites feature a bench, power outlets, and a fold-down table. Each suite is lockable for privacy. You’ll find these privates suites in Terminal F, Terminal A-West, and the B/C Connector. PHL has also provided family washrooms with baby changing facilities throughout the landside and airside sections of the airport. There is also a play area for older kids with climbing structures and toys. The “Ready For Take-Off” play area is in Terminal A-East.

SAT is served by VIA bus route 5, which runs between the airport and downtown San Antonio. The trip takes about 30min, and you can take this bus from the airport bus stop. SuperShuttle also provides door-to-door services between the airport and downtown San Antonio hotels. You can buy these tickets from Terminal A’s baggage claim area. Taxis are available 24/7 outside the baggage claim areas of Terminals A and B. Taxis are metered, and reservations aren’t needed. If you want to self-drive, take a rental car from the counters in Terminal A’s baggage claim area.

Passengers with reduced mobility will get wheelchair assistance at SAT once they book these services via their airline. Reserved parking spaces are available for drivers showing proper identification. The airport also has accessible/ family restrooms in both terminals. Service animals are welcome at SAT, and low-vision passengers can be safely guided through the airport using the free Aira app. Hard-of-hearing passengers will have access to TTY telephones and visual paging services.

There are a lot of art exhibitions at PHL that you can check out. The art is distributed throughout the airport. You can watch planes take off and land from the observation areas in all seven terminals. The observation areas are all airside. PHL also has a library in the D/E Connector airside, where you can relax on lounge chairs and read your favorite books.