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Cheap Flight Deals from Philadelphia to Austin

Discover our range of affordable one-way and round-trip flights from Philadelphia to Austin and kick-start your next adventure today!

  • One way
  • Return
      • Cheapest nonstop
        PHL19:34
        3h 59m
        Nonstop
        AUS22:33
        Sat, Mar 1|Philadelphia - Austin|American Airlines
        AU$ 307AU$ 405
        24% OFF
        24% OFF
        AU$ 405AU$ 307

        Choose American Airlines flights from Philadelphia to Austin. The one-way direct flight with American Airlines departs from Philadelphia International Airport on Sat, Mar 1, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 307 including taxes and charges.

      • PHL09:45
        3h 54m
        Nonstop
        AUS12:39
        Wed, Feb 26|Philadelphia - Austin|American Airlines
        AU$ 312AU$ 405
        23% OFF
        23% OFF
        AU$ 405AU$ 312

        Choose American Airlines flights from Philadelphia to Austin. The one-way direct flight with American Airlines departs from Philadelphia International Airport on Wed, Feb 26, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 312 including taxes and charges.

      • PHL07:45
        9h 36m
        1 stop
        AUS16:21
        Wed, Feb 19|Philadelphia - Austin|Frontier Airlines
        AU$ 75AU$ 405
        82% OFF
        82% OFF
        AU$ 405AU$ 75

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Wed, Feb 19, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 75 including taxes and charges.

      • PHL07:00
        8h 21m
        1 stop
        AUS14:21
        Tue, Apr 1|Philadelphia - Austin|Frontier Airlines
        AU$ 75
        AU$ 75

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Tue, Apr 1, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 75 including taxes and charges.

      • PHL07:45
        9h 36m
        1 stop
        AUS16:21
        Tue, Mar 11|Philadelphia - Austin|Frontier Airlines
        AU$ 87
        AU$ 87

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Tue, Mar 11, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 87 including taxes and charges.

      • PHL07:45
        9h 36m
        1 stop
        AUS16:21
        Wed, Mar 5|Philadelphia - Austin|Frontier Airlines
        AU$ 87
        AU$ 87

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Wed, Mar 5, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 87 including taxes and charges.

      • PHL07:45
        9h 36m
        1 stop
        AUS16:21
        Wed, Feb 26|Philadelphia - Austin|Frontier Airlines
        AU$ 87
        AU$ 87

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Wed, Feb 26, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 87 including taxes and charges.

      • PHL08:31
        10h
        1 stop
        AUS17:31
        Tue, Mar 4|Philadelphia - Austin|Frontier Airlines
        AU$ 90
        AU$ 90

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Tue, Mar 4, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 90 including taxes and charges.

      • PHL06:45
        17h 47m
        1 stop
        AUS23:32
        Tue, Mar 25|Philadelphia - Austin|Frontier Airlines
        AU$ 91
        AU$ 91

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Tue, Mar 25, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 91 including taxes and charges.

      • PHL07:35
        9h 46m
        1 stop
        AUS16:21
        Thu, Mar 6|Philadelphia - Austin|Frontier Airlines
        AU$ 93
        AU$ 93

        Choose Frontier Airlines flights from Philadelphia to Austin. The one-way connecting flight with Frontier Airlines departs from Philadelphia International Airport on Thu, Mar 6, arriving at Austin-Bergstrom International Airport. One-way Prices start from AU$ 93 including taxes and charges.

      • PHL01:00 pm
        3h 5m
        Nonstop
        AUS02:00 pm
        Sat, Feb 22|Philadelphia - Austin|American Airlines
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        Find More Flights

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

Philadelphia to Austin Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. F92415

    Frontier Airlines

    05:15

    PHL

    2.6h

    07:54

    MCO

    SMTWTFS
    Search

  2. F91733

    Frontier Airlines

    06:00

    MCO

    4.3h

    08:18

    DEN

    SMTWTFS

  3. F91816

    Frontier Airlines

    08:50

    DEN

    2.3h

    12:05

    AUS

    SMTWTFS

  4. F92551

    Frontier Airlines

    05:30

    PHL

    2.4h

    07:54

    ATL

    S------
    Search

  5. F94211

    Frontier Airlines

    09:13

    ATL

    2.5h

    10:41

    AUS

    SM-WTFS

  6. F93209

    Frontier Airlines

    05:45

    PHL

    2.5h

    08:14

    ATL

    -MTWT-S
    Search

  7. F94211

    Frontier Airlines

    09:13

    ATL

    2.5h

    10:41

    AUS

    SM-WTFS

  8. F91003

    Frontier Airlines

    10:04

    PHL

    2.4h

    12:30

    ATL

    S--WTF-
    Search

  9. F94211

    Frontier Airlines

    09:13

    ATL

    2.5h

    10:41

    AUS

    SM-WTFS

  10. F93265

    Frontier Airlines

    18:42

    PHL

    4.5h

    21:09

    DEN

    S--WT-S
    Search

  11. F91816

    Frontier Airlines

    08:50

    DEN

    2.3h

    12:05

    AUS

    SMTWTFS

  12. F91101

    Frontier Airlines

    18:43

    PHL

    2.5h

    21:13

    ATL

    S-T-T--
    Search

  13. F94211

    Frontier Airlines

    09:13

    ATL

    2.5h

    10:41

    AUS

    SM-WTFS

  14. F91601

    Frontier Airlines

    19:03

    PHL

    5.6h

    21:37

    LAS

    SMTWTFS
    Search

  15. F93646

    Frontier Airlines

    10:50

    LAS

    2.9h

    15:41

    AUS

    SMTWTFS

  16. F92071

    Frontier Airlines

    20:02

    PHL

    1.6h

    21:36

    RDU

    ---W-FS
    Search

  17. F92225

    Frontier Airlines

    17:28

    RDU

    4.1h

    19:32

    DEN

    SM-W-FS

  18. F91816

    Frontier Airlines

    08:50

    DEN

    2.3h

    12:05

    AUS

    SMTWTFS
Find more flights and airlines

Best Time to Book Flights from Philadelphia to Austin

These price trend charts carefully monitor and predict how flight prices from Philadelphia to Austin will change. Keep a close eye on them to understand when the best time to buy your tickets is.

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

FAQ

  • When are flight from Philadelphia (PHL) to Austin (AUS) the cheapest?

    Airlines adjust prices for flights from Philadelphia to Austin 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 Austin (AUS) cost?

    According to Trip.com's data, the lowest price is around AU$ 649.

  • How long is the flights from Philadelphia (PHL) to Austin (AUS)?

    It takes about 4 hours 6 minutes to fly from Philadelphia (PHL) to Austin (AUS).

  • What are the most popular airlines that fly from Philadelphia (PHL) to Austin (AUS)?

    Airlines with flights from Philadelphia (PHL) to Austin (AUS): American Airlines, Qatar Airways and Iberia.

  • What's the most popular airline for direct flights from Philadelphia (PHL) to Austin (AUS)?

    American Airlines operates 1 direct flights from Philadelphia (PHL) to Austin (AUS).

  • How many airports in Austin (AUS)?

    There are 1 airport(s) in Austin (AUS): Austin-Bergstrom International Airport.

How to find a cheap flight from Philadelphia to Austin

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Philadelphia to Austin

Cheapest direct flight priceAU$ 74
Cheapest return ticket priceAU$ 378
Off-season for travelMarch
Peak season for travelMay
Flight distance2,302.69km
Average flight time4 hours 6 minutes
Popular airlineFrontier Airlines

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