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

Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 8h 14m.

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

Flights via Boston (BOS) offer the fastest connection on this route, with an average layover time of 4h 33m.

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

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

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

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $153.

How popular is this Philadelphia to Austin flight route?

The Philadelphia to Austin Bergstrom flight path was viewed by 13 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 United Airlines and Southwest fly from Philadelphia to Austin in about 6h 45m. The time it takes to get you to your destination can typically vary by up to 1h 15m. 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 $102. Additional round-trip tickets that might be worth considering are offered by Southwest and Delta, with the lowest prices starting at $176 and $195, respectively. Users have found that Frontier is 76% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Philadelphia to Austin one-way?

One-way options have recently been found by users for as low as $66 on JetBlue. Other airlines that offer cheap prices include Frontier from $70 and Southwest from $118 one-way.

Weekly flight availability from Philadelphia to Austin

The most flights from PHL to AUS are scheduled on a Monday (5 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

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 $244. On average you can expect to pay $540. The most popular route, (Philadelphia - Austin Bergstrom), can usually be booked for $209.

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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Austin flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 5 different airlines have flights from Philadelphia (PHL) to Austin Bergstrom (AUS) on a regular basis. There are 4 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 41m.

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.

$77+ Cheap Flights from Philadelphia to Austin

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Cheapflights Tip: The best prices from Philadelphia to Austin Bergstrom are usually found in September or October, booked 30 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Philadelphia to Austin

Cheapest

Best

Last-minute

One-way

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 August 13, 2026.

Sun 9/61:00 pm -

1 stop6h 21m

Sun 9/136:33 pm -

2 stops23h 52m

Deal found 8/9

$254

Sun 11/85:28 pm -

1 stop17h 25m

Sat 11/1410:50 am -

1 stop6h 25m

Deal found 8/9

$255

Sun 9/61:00 pm -

1 stop6h 21m

Tue 9/88:15 pm -

1 stop8h 24m

Deal found 8/8

$256

Sat 8/1511:06 am -

1 stop25h 46m

Wed 8/2610:55 am -

1 stop12h 04m

Deal found 8/9

$257

Thu 8/136:18 pm -

1 stop16h 14m

Sat 8/152:51 pm -

1 stop6h 37m

Deal found 8/9

$258

Sun 9/205:45 pm -

1 stop17h 18m

Thu 9/2410:58 am -

1 stop9h 59m

Deal found 8/8

$260

Fri 9/116:00 am -

2 stops12h 48m

Mon 9/1410:13 am -

1 stop5h 31m

Deal found 8/9

$261

Mon 9/2112:40 pm -

1 stop6h 08m

Wed 9/236:33 pm -

1 stop11h 43m

Deal found 8/8

$262

Mon 10/127:20 pm -

2 stops15h 52m

Fri 10/1610:50 am -

1 stop6h 25m

Deal found 8/8

$263

Fri 9/256:00 pm -

2 stops24h 48m

Mon 9/286:33 pm -

1 stop11h 43m

Deal found 8/9

$265

Thu 10/112:40 pm -

1 stop6h 08m

Mon 10/510:58 am -

2 stops11h 20m

Deal found 8/8

$266

Fri 10/238:44 pm -

1 stop24h 48m

Mon 10/269:27 pm -

1 stop7h 09m

Deal found 8/9

$269

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 August 13, 2026.

Sat 9/195:01 pm -

1 stop6h 45m

Mon 9/212:24 pm -

1 stop7h 07m

Deal found 8/7

$327

Wed 11/47:30 am -

2 stops8h 00m

Sat 11/712:50 pm -

2 stops6h 25m

Deal found 8/9

$375

Thu 10/86:00 am -

1 stop6h 48m

Thu 10/151:00 pm -

1 stop7h 41m

Deal found 8/11

$464

Mon 8/246:25 am -

1 stop8h 33m

Wed 8/2612:12 pm -

2 stops11h 47m

Deal found 8/7

$422

Mon 11/95:30 am -

2 stops7h 35m

Thu 11/122:40 pm -

2 stops7h 25m

Deal found 8/7

$433

Sat 9/191:30 pm -

2 stops8h 37m

Sat 10/37:00 am -

2 stops11h 24m

Deal found 8/7

$427

Wed 9/237:15 am -

2 stops7h 55m

Sun 9/271:50 pm -

2 stops7h 05m

Deal found 8/12

$435

Wed 10/146:25 am -

2 stops7h 50m

Sun 10/185:05 am -

2 stops7h 25m

Deal found 8/12

$435

Tue 8/2510:34 am -

2 stops8h 21m

Wed 8/265:20 pm -

1 stop6h 39m

Deal found 8/11

$462

Tue 9/11:45 pm -

2 stops8h 35m

Thu 9/35:30 am -

2 stops6h 45m

Deal found 8/10

$459

Wed 10/79:34 am -

2 stops9h 05m

Wed 10/145:10 am -

2 stops8h 33m

Deal found 8/12

$468

Last-minute flights from Philadelphia to Austin
Discover last-minute flight deals from Philadelphia to Austin. Data last updated August 13, 2026 and is based on user searches.

Thu 8/136:18 pm -

1 stop16h 14m

Sat 8/152:51 pm -

1 stop6h 37m

Deal found 8/9

$258

Sat 8/1511:06 am -

1 stop25h 46m

Wed 8/2610:55 am -

1 stop12h 04m

Deal found 8/9

$257

Thu 9/38:30 am -

1 stop9h 09m

Thu 9/178:24 pm -

2 stops33h 52m

Deal found 8/8

$273

Sun 9/61:00 pm -

1 stop6h 21m

Sun 9/136:33 pm -

2 stops23h 52m

Deal found 8/9

$254

Sun 9/61:00 pm -

1 stop6h 21m

Tue 9/88:15 pm -

1 stop8h 24m

Deal found 8/8

$256

Fri 9/116:00 am -

2 stops12h 48m

Mon 9/1410:13 am -

1 stop5h 31m

Deal found 8/9

$261

Sun 9/205:45 pm -

1 stop17h 18m

Thu 9/2410:58 am -

1 stop9h 59m

Deal found 8/8

$260

Mon 9/2112:40 pm -

1 stop6h 08m

Wed 9/236:33 pm -

1 stop11h 43m

Deal found 8/8

$262

Mon 9/215:45 pm -

1 stop17h 18m

Thu 9/246:33 pm -

1 stop11h 43m

Deal found 8/8

$263

Thu 9/2412:40 pm -

1 stop6h 08m

Sat 9/268:24 pm -

2 stops19h 56m

Deal found 8/8

$281

Fri 9/256:00 pm -

2 stops24h 48m

Mon 9/286:33 pm -

1 stop11h 43m

Deal found 8/9

$265

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 August 13, 2026.

Sat 9/198:41 am -

1 stop10h 07m

Deal found 8/11

$77

Sat 9/1212:40 pm -

1 stop6h 08m

Deal found 8/11

$80

Sat 9/58:30 am -

1 stop9h 09m

Deal found 8/12

$82

Fri 9/255:32 pm -

1 stop25h 16m

Deal found 8/11

$84

Sun 9/276:00 am -

2 stops36h 48m

Deal found 8/11

$85

Mon 10/125:22 pm -

1 stop18h 47m

Deal found 8/12

$87

Fri 10/95:22 pm -

1 stop18h 47m

Deal found 8/12

$88

Wed 9/3012:40 pm -

1 stop6h 08m

Deal found 8/12

$89

Wed 8/196:30 am -

1 stop11h 09m

Deal found 8/12

$90

Wed 9/26:30 am -

1 stop11h 09m

Deal found 8/12

$94

Sat 8/1511:06 am -

1 stop25h 46m

Deal found 8/12

$95

Find flight deals from Philadelphia to Austin

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$254 (Kiwi.com)
One-way from	$77 (Trip.com)
Popular in	June
Cheapest in	September
Average price	$369
Good round-trip deal	$513 or less
Good one-way deal	$364 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. 14% potential increase in price ($73 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

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

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

Cheapest round-trip

Quickest round-trip

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Sat 9/19

5:01 pm-10:46 pm

1 stop6h 45m

Austin Bergstrom

Mon 9/21

2:24 pm-10:31 pm

1 stop7h 07m

$327

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Wed 11/4

7:30 am-2:30 pm

2 stops8h 00m

Austin Bergstrom

Sat 11/7

12:50 pm-8:15 pm

2 stops6h 25m

$375

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Mon 8/24

6:25 am-1:58 pm

1 stop8h 33m

Austin Bergstrom

Wed 8/26

12:12 pm-12:59 am

2 stops11h 47m

$422

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Sat 9/19

1:30 pm-9:07 pm

2 stops8h 37m

Austin Bergstrom

Sat 10/3

7:00 am-7:24 pm

2 stops11h 24m

$427

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Mon 11/9

5:30 am-12:05 pm

2 stops7h 35m

Austin Bergstrom

Thu 11/12

2:40 pm-11:05 pm

2 stops7h 25m

$433

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Wed 9/23

7:15 am-2:10 pm

2 stops7h 55m

Austin Bergstrom

Sun 9/27

1:50 pm-9:55 pm

2 stops7h 05m

$435

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Wed 10/14

6:25 am-1:15 pm

2 stops7h 50m

Austin Bergstrom

Sun 10/18

5:05 am-1:30 pm

2 stops7h 25m

$435

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Tue 9/1

1:45 pm-9:20 pm

2 stops8h 35m

Austin Bergstrom

Thu 9/3

5:30 am-1:15 pm

2 stops6h 45m

$459

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Tue 8/25

10:34 am-5:55 pm

2 stops8h 21m

Austin Bergstrom

Wed 8/26

5:20 pm-12:59 am

1 stop6h 39m

$462

PhiladelphiaAustin

PHL Philadelphia - AUS Austin Bergstrom

PHLAUS

Philadelphia

Thu 10/8

6:00 am-11:48 am

1 stop6h 48m

Austin Bergstrom

Thu 10/15

1:00 pm-9:41 pm

1 stop7h 41m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 23 resultsSorted by cheapest first

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 August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
eDreams	Price Accuracy2 stars	Trust Score*3 stars
Super.com	Price Accuracy-	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Austin flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

PHL-AUS

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

Airlines

To ensure you get the cheapest price possible for a flight from Philadelphia to Austin, you should look to book at least 29 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, September is the cheapest month in which you can book a flight from Philadelphia to Austin (average of $302). Flying from Philadelphia to Austin in June is currently the most expensive (average of $529). 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 at noon, which can drop the price by up to 20% versus a flight in the afternoon.

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 Saturday at noon when fares are most often at their lowest. Sunday afternoons 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?

Airfare is typical for this route at the moment.

Philadelphia to Austin flights typically cost between $236 and $533 in September.
The cheapest round-trip price found within the last 5 days was $254 on Frontier (Sep 6-Sep 13).

Reviews of airlines servicing Austin

See what other customers who have flown with Southwest,Delta, andAmerican 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

4,219 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

4,219 reviews

Southwest

8.0

Very good

4,219 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

7.8

Good

8,502 reviews

Southwest

8.0

Very good

4,219 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

7.1

Good

11,923 reviews

Southwest

8.0

Very good

4,219 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

JetBlue

7.1

Good

3,035 reviews

Southwest

8.0

Very good

4,219 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

5.6

Fair

2,697 reviews

Southwest

8.0

Very good

4,219 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 5 different airlines have flights from Philadelphia (PHL) to Austin Bergstrom (AUS) on a regular basis. There are 4 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 41m.
How popular is this Philadelphia to Austin flight route?
The Philadelphia to Austin Bergstrom flight path was viewed by 13 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 United Airlines and Southwest fly from Philadelphia to Austin in about 6h 45m. The time it takes to get you to your destination can typically vary by up to 1h 15m. 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 $102. Additional round-trip tickets that might be worth considering are offered by Southwest and Delta, with the lowest prices starting at $176 and $195, respectively. Users have found that Frontier is 76% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Philadelphia to Austin one-way?
One-way options have recently been found by users for as low as $66 on JetBlue. Other airlines that offer cheap prices include Frontier from $70 and Southwest from $118 one-way.
What are the cheapest flights from Philadelphia to Austin?
The cheapest flight price from Philadelphia to Austin is $244. On average you can expect to pay $540. The most popular route, (Philadelphia - Austin Bergstrom), can usually be booked for $209.
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, September is the cheapest month in which you can book a flight from Philadelphia to Austin (average of $302). Flying from Philadelphia to Austin in June is currently the most expensive (average of $529). 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 5 airlines flying from Philadelphia to Austin

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$102	Average$249	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$176	Average$455	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$195	Average$334	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$243	Average$483	FlexibilityNo cancel fee	On-time71%
JetBlue	Cheapest$295	Average$525	FlexibilityNo cancel fee	On-time62%

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$77+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Austin with Cheapflights

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Cheap 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 August 13, 2026.

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 August 13, 2026.

Best flights from Philadelphia to AustinDiscover 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 August 13, 2026.

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 August 13, 2026.

Last-minute flights from Philadelphia to AustinDiscover last-minute flight deals from Philadelphia to Austin. Data last updated August 13, 2026 and is based on user searches.

Discover last-minute flight deals from Philadelphia to Austin. Data last updated August 13, 2026 and is based on user searches.

One-way flights from Philadelphia to AustinSearch for one-way flight options from Philadelphia to Austin. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.

Search for one-way flight options from Philadelphia to Austin. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.

Find flight deals from Philadelphia to Austin

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Cheapflights Fare Finder

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

Compare providers for flights from Philadelphia to Austin

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.

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

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.

Cheapflights Insights

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 29 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?

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 at noon, which can drop the price by up to 20% versus a flight in the afternoon.

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 Saturday at noon when fares are most often at their lowest. Sunday afternoons 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?

Airfare is typical for this route at the moment.

Philadelphia to Austin flights typically cost between $236 and $533 in September.The cheapest round-trip price found within the last 5 days was $254 on Frontier (Sep 6-Sep 13).

Weekly flight availability from Philadelphia to Austin

The most flights from PHL to AUS are scheduled on a Monday (5 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

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

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

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

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $153.

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

Flights via Boston (BOS) have the shortest average one-way travel time for 1-stop routes: 8h 14m.

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

Flights via Boston (BOS) offer the fastest connection on this route, with an average layover time of 4h 33m.

Reviews of airlines servicing Austin

See what other customers who have flown with Southwest,Delta, andAmerican 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

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

How popular is this Philadelphia to Austin flight route?

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

What are the cheapest airlines to fly from Philadelphia to Austin one-way?

What are the cheapest flights from Philadelphia to Austin?

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

How can I find direct flights from Philadelphia to Austin?

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

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

Traveling to a place near Austin?

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Alternative routes for Philadelphia to Austin

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Other flights to Austin

Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 13, 2026.

Complete your trip

Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.

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Philadelphia and Austin flights

Browse other Philadelphia and Austin flight options. Last updated on August 13, 2026.

Other flights from Philadelphia

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 August 13, 2026.

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 August 13, 2026.

Last-minute flights from Philadelphia to Austin
Discover last-minute flight deals from Philadelphia to Austin. Data last updated August 13, 2026 and is based on user searches.

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 August 13, 2026.

Philadelphia to Austin flights typically cost between $236 and $533 in September.
The cheapest round-trip price found within the last 5 days was $254 on Frontier (Sep 6-Sep 13).