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Cheap Flights from Philadelphia to Austin starting at S$ 73

For as little as S$ 73, you can take your next adventure to Austin without breaking the bank. Choose between one-way and return tickets from Philadelphia below.

  • One way
  • Round-trip

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

Cheapest time to fly from Philadelphia to Austin

Explore the best time to buy affordable tickets to Austin with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Philadelphia to Austin

Which airline provides the cheapest flights from Philadelphia to Austin? Discover the option that best suits your travel needs before embarking on your journey.

Frontier Airlines
From S$ 73
American Airlines
From S$ 93
Spirit Airlines
From S$ 99
United Airlines
From S$ 173
Delta Air Lines
From S$ 175
Jetblue Airways
From S$ 210
Southwest Airlines
From S$ 250
Alaska Airlines
From S$ 273
ANA airlines

Find more flights and airlines

Alternative Routes from Philadelphia to Austin

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Austin from Philadelphia which could help you save money and time.

  • Cheapest
    Frontier Airlines
    PHL
    09:27
    8h 36m
    1 transfer
    AUS
    17:03
    Philadelphia International Airport - Austin-Bergstrom International Airport
    Mon, Oct 28Frontier Airlines
    S$ 73
  • Frontier Airlines
    TTN
    08:33
    12h 10m
    1 transfer
    AUS
    19:43
    Trenton Mercer Airport - Austin-Bergstrom International Airport
    Fri, Oct 4Frontier Airlines
    S$ 156
  • Frontier Airlines
    TTN
    08:33
    12h 10m
    1 transfer
    AUS
    19:43
    Trenton Mercer Airport - Austin-Bergstrom International Airport
    Fri, Oct 4Frontier Airlines
    S$ 156
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets 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 cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Philadelphia (PHL) to Austin (AUS) cost?

    According to Trip.com's data, the lowest price is around S$ 491.
  • How long is a flight from Philadelphia (PHL) to Austin (AUS)?

    It takes about 4 hours 14 minutes to fly from Philadelphia (PHL) to Austin (AUS).
  • What time does the earliest flight from Philadelphia to Austin depart?

    The earliest flight departs from Philadelphia (PHL) at 09:46 and arrives in Austin (AUS) at 12:46.
  • What time does the latest flight from Philadelphia to Austin depart?

    The latest flight departs from Philadelphia (PHL) at 18:30 and arrives in Austin (AUS) at 21:36.
  • 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, Southwest Airlines 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?

    There are 1 airports near Austin: Austin-Bergstrom International Airport.

How to find a cheap flight from Philadelphia to Austin

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
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

Find cheapest flight ticket from Philadelphia to Austin

Cheapest direct flight price

S$ 73

Cheapest return ticket price

S$ 327

Off-season for travel

October

Peak season for travel

December

Flight distance

2,302.69km

Average flight time

4 hours 14 minutes

Popular airline

American Airlines