What’s the top layover airport for flights from Philadelphia to Austin?

Nashville (BNA) – chosen by Cheapflights users on 50% of 1-stop itineraries from Philadelphia to Austin on Cheapflights.

Which airport typically offers the quickest layover for flights from Philadelphia to Austin?

Flights via Nashville (BNA) offer the fastest connection on this route, with an average layover time of 1h 03m.

What’s the cheapest layover airport for flights from Philadelphia to Austin?

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $284.

What’s the fastest layover option from Philadelphia to Austin?

Flights via Nashville (BNA) have the shortest average one-way travel time for 1-stop routes: 6h 05m.

How popular is this Philadelphia to Austin flight route?

The Philadelphia to Austin Bergstrom flight path was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Philadelphia to Austin?

Airlines like American Airlines, Southwest, and Frontier fly from Philadelphia to Austin in about 4h 09m. The time it takes to get you to your destination can typically vary by up to 18h 46m. The distance between Philadelphia and Austin is about 1428 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Philadelphia to Austin round-trip?

Flying on Frontier is currently your cheapest option to Austin, with prices starting at $109. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Southwest, with the lowest prices starting at $155 and $158, respectively. Users have found that Frontier is 70% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What are the cheapest flights from Philadelphia to Austin?

The cheapest flight price from Philadelphia to Austin is $70. On average you can expect to pay $289. The most popular route, (Philadelphia - Austin Bergstrom), can usually be booked for $129.

What are the most reliable airlines from Philadelphia to Austin?

Consider Frontier (96%), Aer Lingus (86%) or American Airlines (78%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Austin.

What are the most popular airlines that fly from Philadelphia to Austin?

The most popular airlines flying from Philadelphia to Austin are American Airlines, Frontier and Southwest. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Philadelphia-Austin flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Philadelphia-Austin flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Philadelphia-Austin flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Philadelphia-Austin flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Philadelphia to Austin?

You will need to book a flight from Philadelphia to Austin Bergstrom if you want to fly from Philadelphia to Austin. At least 6 different airlines have flights from Philadelphia (PHL) to Austin Bergstrom (AUS) on a regular basis. There are 3 flights to Austin from the Philadelphia airport per day. If you manage to book one that is nonstop, then you can expect the flight time from PHL to AUS to be around 3h 50m.

Can I find deals for flights from Philadelphia to Austin that include hotel bookings?

Yes. In addition to deals on Philadelphia to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Philadelphia to Austin?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Austin.

Can I find deals for business class flights from Philadelphia to Austin?

Yes. Cheapflights offers flight deals from Philadelphia to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$78+ Flights from Philadelphia to Austin

Q: How much does it cost to fly round-trip from Philadelphia to Austin?

Airfare is below average for this route at the moment. Philadelphia to Austin flights typically cost between $298 and $526 in December. The cheapest round-trip price found within the last 3 days was $166 on Multiple Airlines (Dec 3-Dec 11).

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Find cheap flights from Philadelphia to Austin with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Philadelphia to Austin Bergstrom are usually found in August or September, booked 75 days in advance, depart on a Saturday or Thursday and return on a Thursday

Cheap flight deals from Philadelphia to Austin

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$166 (Kiwi.com)
One-way from	$78 (Kiwi.com)
Popular in	March
Cheapest in	August
Average price	$367
Good round-trip deal	$226 or less
Good one-way deal	$105 or less

Provider with most accurate pricing for Philadelphia-Austin Bergstrom flight deals.

Search Deals

Provider most trusted by Cheapflights users for Philadelphia-Austin Bergstrom flights.

Search Deals

From Philadelphia to Austin Bergstrom

Search Deals

One-way flight from Philadelphia to Austin Bergstrom

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($96 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Price to beat on a round-trip flight from Philadelphia to Austin Bergstrom.

Search Deals

Price to beat on a one-way flight from Philadelphia to Austin Bergstrom.

Search Deals

Find flight deals from Philadelphia to Austin

Cheapest flights from Philadelphia to Austin
Explore the most affordable flight options available from Philadelphia to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Wed 12/33:45 pmPHL - AUS

1 stop8h 38mMultiple Airlines

Thu 12/119:59 amAUS - PHL

1 stop13h 41mMultiple Airlines

Deal found 10/27

$166

Wed 12/33:45 pmPHL - AUS

1 stop8h 38mMultiple Airlines

Tue 12/95:30 amAUS - PHL

1 stop8h 28mMultiple Airlines

Deal found 10/27

$167

Fri 12/58:30 amPHL - AUS

Nonstop4h 09mAmerican Airlines

Mon 12/86:08 amAUS - PHL

Nonstop3h 26mAmerican Airlines

Deal found 10/27

$169

Sat 11/86:19 amPHL - AUS

1 stop17h 57mFrontier

Mon 11/105:56 pmAUS - PHL

1 stop5h 23mFrontier

Deal found 10/27

$170

Thu 11/65:50 amPHL - AUS

1 stop6h 27mFrontier

Mon 11/105:56 pmAUS - PHL

1 stop5h 23mFrontier

Deal found 10/27

$171

Thu 11/2012:30 pmPHL - AUS

1 stop22h 04mMultiple Airlines

Mon 11/248:18 pmAUS - PHL

1 stop10h 14mMultiple Airlines

Deal found 10/29

$172

Mon 11/105:50 amPHL - AUS

1 stop12h 11mFrontier

Thu 11/1310:34 amAUS - PHL

2 stops13h 05mFrontier

Deal found 10/27

$173

Sat 11/156:19 amPHL - AUS

1 stop17h 57mMultiple Airlines

Mon 11/248:18 pmAUS - PHL

1 stop10h 14mMultiple Airlines

Deal found 10/27

$174

Sat 11/156:19 amPHL - AUS

1 stop17h 57mFrontier

Sun 11/169:45 amAUS - PHL

1 stop18h 04mFrontier

Deal found 10/28

$175

Thu 11/65:50 amPHL - AUS

1 stop6h 27mFrontier

Thu 11/1312:32 pmAUS - PHL

1 stop10h 47mFrontier

Deal found 10/27

$176

Sat 11/156:19 amPHL - AUS

1 stop17h 57mFrontier

Sun 11/239:03 amAUS - PHL

1 stop14h 51mFrontier

Deal found 10/27

$177

Thu 11/135:50 amPHL - AUS

1 stop6h 47mFrontier

Mon 11/177:14 pmAUS - PHL

2 stops13h 27mFrontier

Deal found 10/28

$178

Best flights from Philadelphia to Austin
Discover carefully curated flight deals from Philadelphia to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Thu 12/118:30 amPHL - AUS

Nonstop4h 09mAmerican Airlines

Mon 12/156:08 amAUS - PHL

Nonstop3h 26mAmerican Airlines

Deal found 10/28

$169

Fri 12/56:15 pmPHL - AUS

1 stop5h 50mSouthwest

Sun 12/77:55 amAUS - PHL

1 stop6h 30mSouthwest

Deal found 10/27

$189

Tue 12/307:01 pmPHL - AUS

2 stops22h 55mFrontier

Thu 1/88:10 pmAUS - PHL

1 stop21h 16mFrontier

Deal found 10/28

$213

Tue 12/307:01 pmPHL - AUS

2 stops22h 55mMultiple Airlines

Wed 1/75:30 amAUS - PHL

1 stop18h 01mMultiple Airlines

Deal found 10/28

$216

Fri 12/52:24 pmPHL - AUS

1 stop5h 49mDelta

Sat 12/612:20 pmAUS - PHL

1 stop4h 52mDelta

Deal found 10/27

$217

Thu 11/204:12 pmPHL - AUS

2 stops18h 22mSpirit Airlines

Mon 11/248:18 pmAUS - PHL

3 stops27h 08mSpirit Airlines

Deal found 10/29

$267

Thu 12/46:00 amPHL - AUS

1 stop6h 10mDelta

Tue 12/912:20 pmAUS - PHL

1 stop4h 52mDelta

Deal found 10/27

$217

Fri 12/55:01 pmPHL - AUS

1 stop5h 47mDelta

Thu 12/115:25 amAUS - PHL

1 stop5h 07mDelta

Deal found 10/27

$217

Tue 11/2510:00 amPHL - AUS

1 stop13h 58mMultiple Airlines

Tue 12/26:10 amAUS - PHL

1 stop16h 36mMultiple Airlines

Deal found 10/29

$244

Sat 12/65:55 amPHL - AUS

2 stops7h 35mSouthwest

Mon 12/81:10 pmAUS - PHL

2 stops7h 05mSouthwest

Deal found 10/27

$255

Sat 11/158:15 amPHL - AUS

1 stop5h 35mSouthwest

Sat 11/152:10 pmAUS - PHL

1 stop5h 25mSouthwest

Deal found 10/29

$269

Fri 11/1412:05 pmPHL - AUS

2 stops8h 55mSouthwest

Sun 11/167:55 amAUS - PHL

1 stop6h 30mSouthwest

Deal found 10/26

$269

Last-minute flights from Philadelphia to Austin
Discover last-minute flight deals from Philadelphia to Austin. Data last updated October 29, 2025 and is based on user searches.

Thu 10/308:20 amPHL - AUS

Nonstop3h 50mFrontier

Thu 10/305:16 pmAUS - PHL

1 stop27h 06mFrontier

Deal found 10/26

$167

Thu 11/65:50 amPHL - AUS

1 stop6h 27mFrontier

Mon 11/105:56 pmAUS - PHL

1 stop5h 23mFrontier

Deal found 10/27

$171

Thu 11/65:50 amPHL - AUS

1 stop6h 27mFrontier

Thu 11/1312:32 pmAUS - PHL

1 stop10h 47mFrontier

Deal found 10/27

$176

Sat 11/86:19 amPHL - AUS

1 stop17h 57mFrontier

Mon 11/105:56 pmAUS - PHL

1 stop5h 23mFrontier

Deal found 10/27

$170

Mon 11/105:50 amPHL - AUS

1 stop12h 11mFrontier

Thu 11/1310:34 amAUS - PHL

2 stops13h 05mFrontier

Deal found 10/27

$173

Wed 11/126:50 pmPHL - AUS

1 stop22h 39mFrontier

Sun 11/166:00 amAUS - PHL

1 stop21h 49mFrontier

Deal found 10/29

$182

Thu 11/135:50 amPHL - AUS

1 stop6h 47mFrontier

Mon 11/177:14 pmAUS - PHL

2 stops13h 27mFrontier

Deal found 10/28

$178

Sat 11/156:19 amPHL - AUS

1 stop17h 57mMultiple Airlines

Mon 11/248:18 pmAUS - PHL

1 stop10h 14mMultiple Airlines

Deal found 10/27

$174

Sat 11/156:19 amPHL - AUS

1 stop17h 57mFrontier

Sun 11/169:45 amAUS - PHL

1 stop18h 04mFrontier

Deal found 10/28

$175

Sat 11/156:19 amPHL - AUS

1 stop17h 57mFrontier

Sun 11/239:03 amAUS - PHL

1 stop14h 51mFrontier

Deal found 10/27

$177

Thu 11/2012:30 pmPHL - AUS

1 stop22h 04mMultiple Airlines

Mon 11/248:18 pmAUS - PHL

1 stop10h 14mMultiple Airlines

Deal found 10/29

$172

Sat 11/227:40 amPHL - AUS

1 stop16h 18mMultiple Airlines

Thu 11/273:35 pmAUS - PHL

1 stop12h 10mMultiple Airlines

Deal found 10/27

$180

One-way flights from Philadelphia to Austin
Search for one-way flight options from Philadelphia to Austin. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Mon 11/105:50 amPHL - AUS

1 stop12h 11mFrontier

Deal found 10/27

$78

Thu 12/112:06 pmPHL - AUS

1 stop8h 39mMultiple Airlines

Deal found 10/28

$79

Wed 12/39:48 amPHL - AUS

1 stop14h 35mSpirit Airlines

Deal found 10/27

$80

Tue 12/164:00 pmPHL - AUS

1 stop7h 21mSpirit Airlines

Deal found 10/28

$81

Mon 11/177:02 pmPHL - AUS

2 stops21h 08mMultiple Airlines

Deal found 10/28

$84

Tue 11/181:57 pmPHL - AUS

1 stop24h 29mSpirit Airlines

Deal found 10/29

$85

Fri 1/235:15 amPHL - AUS

1 stop18h 57mSpirit Airlines

Deal found 10/27

$87

Wed 11/123:10 pmPHL - AUS

1 stop8h 39mSpirit Airlines

Deal found 10/28

$90

Wed 11/196:15 amPHL - AUS

2 stops17h 34mSpirit Airlines

Deal found 10/28

$91

Wed 11/196:50 pmPHL - AUS

2 stops25h 33mMultiple Airlines

Deal found 10/28

$92

Tue 11/116:15 amPHL - AUS

1 stop8h 11mSpirit Airlines

Deal found 10/28

$95

Cheapflights Fare Finder

Use the filters below to find and compare flights from Philadelphia to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Thu 12/11

8:30 am-11:39 am

Nonstop4h 09m

Austin Bergstrom

Mon 12/15

6:08 am-10:34 am

Nonstop3h 26m

$169

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Fri 12/5

6:15 pm-11:05 pm

1 stop5h 50m

Austin Bergstrom

Sun 12/7

7:55 am-3:25 pm

1 stop6h 30m

$189

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Tue 12/30

7:01 pm-4:56 pm

2 stops22h 55m

Austin Bergstrom

Thu 1/8

8:10 pm-6:26 pm

1 stop21h 16m

$213

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Tue 12/30

7:01 pm-4:56 pm

2 stops22h 55m

Austin Bergstrom

Wed 1/7

5:30 am-12:31 am

1 stop18h 01m

$216

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Fri 12/5

2:24 pm-7:13 pm

1 stop5h 49m

Austin Bergstrom

Sat 12/6

12:20 pm-6:12 pm

1 stop4h 52m

$217

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Thu 12/4

6:00 am-11:10 am

1 stop6h 10m

Austin Bergstrom

Tue 12/9

12:20 pm-6:12 pm

1 stop4h 52m

$217

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Fri 12/5

5:01 pm-9:48 pm

1 stop5h 47m

Austin Bergstrom

Thu 12/11

5:25 am-11:32 am

1 stop5h 07m

$217

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Tue 11/25

10:00 am-10:58 pm

1 stop13h 58m

Austin Bergstrom

Tue 12/2

6:10 am-11:46 pm

1 stop16h 36m

$244

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Sat 12/6

5:55 am-12:30 pm

2 stops7h 35m

Austin Bergstrom

Mon 12/8

1:10 pm-9:15 pm

2 stops7h 05m

$255

PhiladelphiaAustin

PHL - AUS

PHLAUS

Philadelphia

Thu 11/20

4:12 pm-9:34 am

2 stops18h 22m

Austin Bergstrom

Mon 11/24

8:18 pm-12:26 am

3 stops27h 08m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 22 results

Compare providers for flights from Philadelphia to Austin

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Austin in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Philadelphia-Austin flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Philadelphia-Austin flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Philadelphia-Austin flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Philadelphia-Austin flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Philadelphia with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Austin

Prices

How far ahead should I book a flight from Philadelphia to Austin?

To ensure you get the cheapest price possible for a flight from Philadelphia to Austin, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Philadelphia to Austin?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Austin (average of $98). Flying from Philadelphia to Austin in February is currently the most expensive (average of $163). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to AUS?

When flying from Philadelphia to Austin, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 27% versus a flight in the evening.

What is the cheapest day to fly from Philadelphia to Austin?

Travelers seeking maximum savings on their Philadelphia to Austin flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Philadelphia to Austin?

Reviews of airlines servicing Austin

See what other customers who have flown with Southwest, Delta, and American Airlines from Philadelphia to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,241 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Delta

7.9

Good

7,992 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

American Airlines

7.2

Good

11,032 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Spirit Airlines

6.3

Okay

8,114 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Frontier

5.8

Fair

3,124 reviews

Southwest

8.0

Very good

4,241 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

What airports do I use to fly from Philadelphia to Austin?
You will need to book a flight from Philadelphia to Austin Bergstrom if you want to fly from Philadelphia to Austin. At least 6 different airlines have flights from Philadelphia (PHL) to Austin Bergstrom (AUS) on a regular basis. There are 3 flights to Austin from the Philadelphia airport per day. If you manage to book one that is nonstop, then you can expect the flight time from PHL to AUS to be around 3h 50m.
How popular is this Philadelphia to Austin flight route?
The Philadelphia to Austin Bergstrom flight path was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Philadelphia to Austin?
Airlines like American Airlines, Southwest, and Frontier fly from Philadelphia to Austin in about 4h 09m. The time it takes to get you to your destination can typically vary by up to 18h 46m. The distance between Philadelphia and Austin is about 1428 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Philadelphia to Austin round-trip?
Flying on Frontier is currently your cheapest option to Austin, with prices starting at $109. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Southwest, with the lowest prices starting at $155 and $158, respectively. Users have found that Frontier is 70% cheaper than the other options available to this destination.
What are the most reliable airlines from Philadelphia to Austin?
Consider Frontier (96%), Aer Lingus (86%) or American Airlines (78%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Austin.
What are the cheapest flights from Philadelphia to Austin?
The cheapest flight price from Philadelphia to Austin is $70. On average you can expect to pay $289. The most popular route, (Philadelphia - Austin Bergstrom), can usually be booked for $129.
Can I find deals for flights from Philadelphia to Austin that include hotel bookings?
Yes. In addition to deals on Philadelphia to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Austin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Austin.
Can I find deals for business class flights from Philadelphia to Austin?
Yes. Cheapflights offers flight deals from Philadelphia to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Philadelphia to Austin?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Austin (average of $98). Flying from Philadelphia to Austin in February is currently the most expensive (average of $163). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Philadelphia to Austin

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$109	Average$196	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$155	Average$245	FlexibilityNo cancel fee	On-time65%
Southwest	Cheapest$158	Average$428	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$195	Average$429	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$236	Average$347	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$322	Average$512	FlexibilityNo cancel fee	On-time69%

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$78+ Cheap flights from Philadelphia to Austin (PHL - AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Philadelphia to Austin Bergstrom are usually found in August or September, booked 75 days in advance, depart on a Saturday or Thursday and return on a Thursday

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Find flight deals from Philadelphia to Austin

Cheapest flights from Philadelphia to AustinExplore the most affordable flight options available from Philadelphia to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Philadelphia to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

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Best time to book a flight from Philadelphia to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Philadelphia with our price prediction graph.

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Everything you need to know about your flight from Philadelphia to Austin

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Reviews of airlines servicing Austin

See what other customers who have flown with Southwest, Delta, and American Airlines from Philadelphia to Austin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Top 6 airlines flying from Philadelphia to Austin

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Cheapest flights from Philadelphia to Austin
Explore the most affordable flight options available from Philadelphia to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.