Cheap Flights from Philadelphia (PHL) to Austin (AUS)

You can find one-way and return flights from PHL to AUS with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when PHL to AUS ticket fares go up or down.

September is typically the cheapest month to fly from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS), with average return fares around AU$838. This is about 22% lower than the average price throughout the year. September sees lower prices because it falls after the peak summer travel season, when demand drops and airlines compete for bookings. Other cheap months to fly from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) include August and October.

There is 1 airline that offers direct flights from Philadelphia Intl. (PHL) to Austin-Bergstrom Intl. (AUS). * American Airlines operates 30 direct flights from Philadelphia Intl. (PHL) to Austin-Bergstrom Intl. (AUS) every week.

American Airlines is one of the cheapest airlines offering nonstop flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.), with return tickets starting from around AU$1345 for flights that can be booked for departure within the next year. Southwest Airlines offers one of the cheapest connecting flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) with a layover in Midway Intl. (MDW) starting from around AU$1689. These prices are per adult, economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

The best airline to fly with from Philadelphia, PA (PHL-Philadelphia Intl.) (PHL) to Austin, TX (AUS-Austin-Bergstrom Intl.) (AUS) will differ from traveller to traveller. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. American Airlines offers the most daily flights from Philadelphia, PA (PHL-Philadelphia Intl.) (PHL) to Austin, TX (AUS-Austin-Bergstrom Intl.) (AUS), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The earliest flight from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) typically departs at around 5:00 AM local time, operated by American Airlines. This is a seasonal service active in January and February. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) on a Thursday, with around 81 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, Delta Air Lines, and Southwest Airlines. Looking at the week, Thursdays offer notably more flight options compared to other days.

The most popular departure times for flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) are in the early morning, from 6am to 9am. This accounts for around 27% of total traffic. Heaps of major carriers, including American Airlines, Southwest Airlines and Delta Air Lines, offer flights during this window. Many travellers prefer this time as it allows for an early start to your journey and an arrival in Austin with plenty of time to settle in or begin your activities.

You can fly business class or first class between PHL and AUS. Business class service on this route is offered by Frontier Airlines and Delta Air Lines. First class cabins are available on American Airlines, Delta Air Lines, Alaska Airlines, United Airlines, and Spirit Airlines.