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

Flights overview

Useful information for finding cheap flights from Philadelphia to Austin and booking your next trip

Cheapest round-trip flights	$210	Frontier 1 stop 15 hr Thu, Jun 4 — Sun, Jun 7	The cheapest round-trip flight from Philadelphia to Austin is currently $210
Cheapest one-way flight	$80	Frontier 1 stop 13 hr Sun, May 24	The cheapest one-way flight from Philadelphia to Austin is currently $80
Cheapest nonstop flights	$473	American Nonstop 4 hr Fri, Jul 3 — Sun, Jul 5	The cheapest nonstop round-trip flight from Philadelphia to Austin is currently $473
Last-minute weekend getaway	$280	Frontier 1 stop 25 hr Fri, May 8 — Sun, May 10	The cheapest last-minute weekend getaway from Philadelphia to Austin is currently $280
Cheapest business class flights	$448	Frontier 1 stop 15 hr Sat, Jun 6 — Mon, Jun 8	The cheapest business class round-trip flight from Philadelphia to Austin is currently $448

Fastest flight	3 hr 49 min	The fastest nonstop flight from Philadelphia to Austin takes 3 hr 49 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Philadelphia to Austin is typically September. The most expensive month to fly is typically March.

September Cheapest	Typical prices: $130–200
March Most expensive	Typical prices: $235–395

Popular airlines from Philadelphia to Austin

American

Nonstop

from $473

Typical price: $240–520

19 weekly nonstop flights

PHL - AUS Every day

815 weekly connecting flights

PHL - AUS Every day
Delta

from $493

Typical price: $240–580

324 weekly connecting flights

PHL - AUS Every day
Southwest

from $435

Typical price: $230–520

302 weekly connecting flights

PHL - AUS Every day
United

from $479

Typical price: $360–580

195 weekly connecting flights

PHL - AUS Every day
Frontier

from $210

Typical price: $180–370

23 weekly connecting flights

PHL - AUS Every day
Alaska

from $631

Typical price: $550–1,300

21 weekly connecting flights

PHL - AUS Every day

Popular airports near Philadelphia

Philadelphia International Airport (PHL)

Philadelphia United States 19 min 7 mi
John F. Kennedy International Airport (JFK)

New York United States 1 hr 54 min 87 mi
Newark Liberty International Airport (EWR)

Newark United States 1 hr 27 min 73 mi
LaGuardia Airport (LGA)

New York United States 1 hr 57 min 88 mi

Popular airports near Austin

Austin-Bergstrom International Airport (AUS)

Austin United States 24 min 6 mi
Dallas Fort Worth International Airport (DFW)

Dallas United States 3 hr 14 min 186 mi
George Bush Intercontinental Airport (IAH)

Houston United States 2 hr 44 min 144 mi
San Antonio International Airport (SAT)

San Antonio United States 1 hr 16 min 66 mi

Frequently asked questions about flying from Philadelphia to Austin

The cheapest flights from Philadelphia to Austin are usually in September. Typical ticket prices in September range from $130 to $200.

The cheapest round-trip flight from Philadelphia to Austin recently found on Google Flights was with Frontier from $210. The cheapest one-way flight was with Frontier from $80.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest American flight from Philadelphia to Austin is $473, flying from Jul 3 to Jul 5.
The cheapest Delta flight from Philadelphia to Austin is $493, flying from Jul 3 to Jul 5.
The cheapest Southwest flight from Philadelphia to Austin is $435, flying from May 28 to Jun 1.
The cheapest United flight from Philadelphia to Austin is $479, flying from May 28 to Jun 1.
The cheapest Frontier flight from Philadelphia to Austin is $210, flying from Jun 4 to Jun 7.
The cheapest Alaska flight from Philadelphia to Austin is $631, flying from Jun 4 to Jun 8.

The cheapest round-trip flight from Philadelphia to Austin starts at $210 from Thu, Jun 4 to Sun, Jun 7. The cheapest one-way flight starts at $80 and departs on Sun, May 24.

3 hr 49 min is the shortest flight time from Philadelphia to Austin.

Austin has mild winters and very hot, humid summers that make some outdoor activities inadvisable. Most visitors arrive Mar–Sep. Spring sees crowds for the South by Southwest (SXSW) music and film festival (Mar) and the blooming of the bluebonnet (mid-Mar–mid Apr), which is the Texas state flower. Hotels are especially crowded during college graduation weekends (May). Fall's popular events are the Austin City Limits music festival (Sep), college football season (Sep–Nov) and the Austin Film Festival (Oct).

It's easy to use Google Flights to find the cheapest days to fly from Philadelphia to Austin.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Philadelphia to Austin really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Philadelphia to Austin.

In terms of nonstop flights, American is the most popular. American offers 19 nonstop flights and 815 connecting flights per week. American flies from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) .

Other popular airlines flying from Philadelphia to Austin are:

Delta offers 324 connecting flights per week. Delta flies from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) .
Southwest offers 302 connecting flights per week. Southwest flies from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) .
United offers 195 connecting flights per week. United flies from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) .
Frontier offers 23 connecting flights per week. Frontier flies from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) .
Alaska offers 21 connecting flights per week. Alaska flies from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) .

The number of connecting flights refers to distinct flights with at least one stop between Philadelphia and Austin.

The cheapest round-trip flight from Philadelphia to Austin recently found on Google Flights was with Frontier from $210. The cheapest one-way flight was with Frontier from $80.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest American flight from Philadelphia to Austin is $473, flying from Jul 3 to Jul 5.
The cheapest Delta flight from Philadelphia to Austin is $493, flying from Jul 3 to Jul 5.
The cheapest Southwest flight from Philadelphia to Austin is $435, flying from May 28 to Jun 1.
The cheapest United flight from Philadelphia to Austin is $479, flying from May 28 to Jun 1.
The cheapest Frontier flight from Philadelphia to Austin is $210, flying from Jun 4 to Jun 7.
The cheapest Alaska flight from Philadelphia to Austin is $631, flying from Jun 4 to Jun 8.

American flies direct from Philadelphia to Austin.

There are 19 American direct flights from Philadelphia to Austin per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Philadelphia and Austin at price $280 is offered by Frontier from Fri, May 8 to Sun, May 10.

American flies direct from Philadelphia to Austin.

There are 19 American direct flights from Philadelphia to Austin per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Philadelphia to Austin on a daily basis.

The cheapest direct (nonstop) round-trip flights between Philadelphia and Austin start at $473 from Fri, Jul 3 to Sun, Jul 5 with American.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Philadelphia to Austin, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Philadelphia and Austin start at $448 from Sat, Jun 6 to Mon, Jun 8 with Frontier.

The cheapest economy class round-trip flights between Philadelphia and Austin start at $210 from Thu, Jun 4 to Sun, Jun 7.

To book business class trips from Philadelphia to Austin, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Philadelphia and Austin starts at $280 from Fri, May 8 to Sun, May 10 with Frontier.

The cheapest last-minute deal between Philadelphia and Austin at price $280 is offered by Frontier from Fri, May 8 to Sun, May 10.

To find last-minute flight deals from Philadelphia to Austin, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.