Cheap Flight Tickets from Philadelphia (PHL) to San Antonio (SAT)

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Flights from Philadelphia to San Antonio Starting at CNY 70

We've found these cheap flights for you. You can book one-way or return flight tickets.

One way
Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Philadelphia to San Antonio

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Spirit Airlines

From AU$ 70

Frontier Airlines

From AU$ 90

American Airlines

From AU$ 130

Sun Country Airlines

From AU$ 195

United Airlines

From AU$ 200

Delta Air Lines

From AU$ 273

Alaska Airlines

From AU$ 308

Southwest Airlines

From AU$ 319

Jetblue Airways

From AU$ 370

ANA airlines

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Alternative Routes from Philadelphia to San Antonio

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Philadelphia to San Antonio.

Cheapest
PHL
16:15
9h 27m
1 transfer
SAT
00:42
Philadelphia International Airport - San Antonio International Airport
Wed, Apr 24Spirit Airlines
AU$ 70
TTN
17:07
21h 11m
1 transfer
SAT
13:18
Trenton Mercer Airport - San Antonio International Airport
Tue, May 7Frontier Airlines
AU$ 90
TTN
17:07
21h 11m
1 transfer
SAT
13:18
Trenton Mercer Airport - San Antonio International Airport
Tue, May 7Frontier Airlines
AU$ 90
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How do I find the cheapest flights?

When are flight from Philadelphia (PHL) to San Antonio (SAT) the cheapest?
Airlines adjust prices for flights from Philadelphia to San Antonio based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Philadelphia (PHL) to San Antonio (SAT) cost?
According to Trip.com's data, the lowest price is around AU$ 702.
What is the transportation method from the main airport to downtown in San Antonio?
- The distance from San Antonio International Airport to downtown is about 12km, by taxi about 30 minutes.
What's the most popular airline for direct flights from Philadelphia (PHL) to San Antonio (SAT)?
Southwest Airlines operates 1 direct flights from Philadelphia (PHL) to San Antonio (SAT).
How many airports in San Antonio (SAT)?
There are 4 airport(s) in San Antonio (SAT): San Antonio Randolph Afb, San Antonio International Airport, Kelly Field Annex/Lackland Air Force Base and San Antonio Stinson Airport.

How to find a cheap flight from Philadelphia to San Antonio

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Philadelphia to San Antonio. Book your flights at the right time and save more.

Book Early

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Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

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Try Different Dates

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Flight Information from Philadelphia to San Antonio

Cheapest direct flight price	AU$ 70
Cheapest return ticket price	AU$ 630
Off-season for travel	January
Peak season for travel	July
Flight distance	2,405.1km
Popular airline	Frontier Airlines