Cheap Flights from Philadelphia to South Texas

Popular airlines from Philadelphia to South Texas

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

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Find the cheapest month to fly from Philadelphia (PHL) to San Antonio (SAT)

September is typically the cheapest month to fly

From €102 - €295 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.