Cheap flights from Philadelphia to Southeast Austin

View AU$375 flight on Thu, 14 Aug. 2025Opens in a new window

Popular airlines from Philadelphia to Southeast Austin

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Philadelphia (ILG) to Southeast Austin (AUS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 7 Aug. - Thu, 14 Aug.
PHL
Philadelphia
AUS
Austin
AU$431 Return, found 4 days ago
AU$431
Return
found 4 days ago
Select Delta flight, departing Thu, 7 Aug. from Philadelphia to Austin, returning Thu, 14 Aug., priced at AU$431 found 4 days ago
Delta
Mon, 22 Sep. - Sun, 28 Sep.
PHL
Philadelphia
AUS
Austin
AU$491 Return, found 4 days ago
AU$491
Return
found 4 days ago
Select Delta flight, departing Mon, 22 Sep. from Philadelphia to Austin, returning Sun, 28 Sep., priced at AU$491 found 4 days ago
Delta
Thu, 7 Aug. - Thu, 14 Aug.
PHL
Philadelphia
AUS
Austin
AU$493 Return, found 4 days ago
AU$493
Return
found 4 days ago
Select Delta flight, departing Thu, 7 Aug. from Philadelphia to Austin, returning Thu, 14 Aug., priced at AU$493 found 4 days ago
American Airlines
Thu, 7 Aug. - Thu, 14 Aug.
PHL
Philadelphia
AUS
Austin
AU$520 Return, found 4 days ago
AU$520
Return
found 4 days ago
Select American Airlines flight, departing Thu, 7 Aug. from Philadelphia to Austin, returning Thu, 14 Aug., priced at AU$520 found 4 days ago
American Airlines
Thu, 7 Aug. - Thu, 14 Aug.
PHL
Philadelphia
AUS
Austin
AU$535 Return, found 4 days ago
AU$535
Return
found 4 days ago
Select American Airlines flight, departing Thu, 7 Aug. from Philadelphia to Austin, returning Thu, 14 Aug., priced at AU$535 found 4 days ago
American Airlines
Thu, 7 Aug. - Thu, 14 Aug.
PHL
Philadelphia
AUS
Austin
AU$550 Return, found 4 days ago
AU$550
Return
found 4 days ago
Select American Airlines flight, departing Thu, 7 Aug. from Philadelphia to Austin, returning Thu, 14 Aug., priced at AU$550 found 4 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Austin (AUS)

September is typically the cheapest month to fly

From AU$181 - AU$317 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.