What is the cheapest airline that flies from Austin Bergstrom to Philadelphia?

Frontier and Spirit Airlines are the most popular carriers operating from Austin Bergstrom to Philadelphia

How many flights depart from Austin to Philadelphia on average per day?

The number of flights available between Austin and Philadelphia is 5 per day as of December 2025. The most frequent departure time is 12:00PM, with 56% of daily flights leaving in the afternoon.

Which layover airport has the shortest connection time from Austin to Philadelphia?

Chicago (MDW) has the shortest average layover time for this route: 1h 20m.

Which airport is the most popular layover for flights between Austin and Philadelphia?

Atlanta (ATL) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Austin to Philadelphia?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 5h 36m.

What airlines fly to Philadelphia?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Philadelphia from Austin according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 7 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

How many flights depart from Austin to Philadelphia on average per week?

As of December 2025, 35 flights take off from Austin and land in Philadelphia each week. The most common flight departure day for this route is Thu, with 23% of weekly flights taking off on this day.

Which layover airport offers the lowest fares from Austin to Philadelphia?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $228.

When did momondo last update prices for flights from Austin Bergstrom Airport to Philadelphia Airport?

Prices for flights from Austin Bergstrom Airport to Philadelphia Airport refresh daily.

How many operators does momondo search for flights from Austin Bergstrom Airport to Philadelphia Airport?

As of December 2025, there are 6 operators available to choose from for flights from Austin Bergstrom Airport to Philadelphia Airport.

How old do you have to be to fly from Austin Bergstrom Airport to Philadelphia Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$92 Cheap Flights from Austin to Philadelphia in 2025/26

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11:14 am - 5:31 am

AUS

PHL

17h 17m1 stop

4:06 pm - 4:03 pm

PHL

AUS

24h 57m1 stop

$204Frontier

Thu, Apr 9 - Sat, Apr 11

5:50 am - 10:03 pm

AUS

PHL

15h 13m2 stops

6:11 pm - 4:04 pm

PHL

AUS

22h 53m2 stops

$206Spirit Airlines

Fri, Jan 9 - Sun, Jan 11

6:45 am - 5:31 am

AUS

PHL

21h 46m1 stop

8:36 pm - 12:14 am

PHL

AUS

28h 38m1 stop

$208Frontier

Thu, Jan 1 - Sun, Jan 4

7:25 am - 8:01 pm

AUS

PHL

11h 36m1 stop

5:30 am - 4:04 pm

PHL

AUS

11h 34m1 stop

$210Spirit Airlines

Fri, Jan 30 - Fri, Feb 6

6:45 am - 5:31 am

AUS

PHL

21h 46m1 stop

4:25 pm - 12:58 am

PHL

AUS

9h 33m1 stop

$211Multiple Airlines

Thu, Jan 1 - Tue, Jan 6

5:50 am - 11:50 pm

AUS

PHL

17h 00m2 stops

5:30 am - 10:34 am

PHL

AUS

30h 04m3 stops

$212Spirit Airlines

Fri, Jan 30 - Sat, Jan 31

7:15 am - 10:57 pm

AUS

PHL

14h 42m3 stops

5:30 am - 8:53 pm

PHL

AUS

16h 23m2 stops

$214Spirit Airlines

Wed, Feb 18 - Sun, Feb 22

6:00 am - 7:51 pm

AUS

PHL

12h 51m2 stops

5:30 am - 8:53 pm

PHL

AUS

16h 23m2 stops

$215Spirit Airlines

Thu, Feb 26 - Sun, Mar 1

7:25 am - 7:48 pm

AUS

PHL

11h 23m2 stops

8:43 pm - 10:34 am

PHL

AUS

14h 51m2 stops

$216Spirit Airlines

Sun, Jan 18 - Sun, Jan 25

7:51 pm - 6:44 pm

AUS

PHL

21h 53m2 stops

1:40 pm - 9:35 pm

PHL

AUS

8h 55m1 stop

$217Multiple Airlines

Sun, Jan 11 - Wed, Jan 21

Frontier flights from Austin to Philadelphia

Our best Frontier deals on Austin to Philadelphia flight tickets

Frontier

Apr 9

AUS11:14 amAustin Bergstrom

17h 17m

1 stop

PHL5:31 amPhiladelphia

Apr 11

PHL4:06 pmPhiladelphia

24h 57m

1 stop

AUS4:03 pmAustin Bergstrom

$204

Find similar

Frontier

Jan 1

AUS6:45 amAustin Bergstrom

21h 46m

1 stop

PHL5:31 amPhiladelphia

Jan 4

PHL8:36 pmPhiladelphia

28h 38m

1 stop

AUS12:14 amAustin Bergstrom

$208

Find similar

Frontier

Jan 1

AUS6:45 amAustin Bergstrom

21h 46m

1 stop

PHL5:31 amPhiladelphia

Jan 4

PHL8:36 pmPhiladelphia

28h 38m

1 stop

AUS12:14 amAustin Bergstrom

$221

Find similar

Spirit Airlines flights from Austin to Philadelphia

Our best Spirit Airlines deals on Austin to Philadelphia flight tickets

Spirit Airlines

Jan 9

AUS5:50 amAustin Bergstrom

15h 13m

2 stops

PHL10:03 pmPhiladelphia

Jan 11

PHL6:11 pmPhiladelphia

22h 53m

2 stops

AUS4:04 pmAustin Bergstrom

$206

Find similar

Spirit Airlines

Jan 30

AUS7:25 amAustin Bergstrom

11h 36m

1 stop

PHL8:01 pmPhiladelphia

Feb 6

PHL5:30 amPhiladelphia

11h 34m

1 stop

AUS4:04 pmAustin Bergstrom

$210

Find similar

Spirit Airlines

Jan 9

AUS7:25 amAustin Bergstrom

11h 23m

2 stops

PHL7:48 pmPhiladelphia

Jan 11

PHL6:11 pmPhiladelphia

22h 53m

2 stops

AUS4:04 pmAustin Bergstrom

$212

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 4/9

11:14 am-5:31 am

1 stop17h 17m

Philadelphia

Sat 4/11

4:06 pm-4:03 pm

1 stop24h 57m

$204

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 1/9

5:50 am-10:03 pm

2 stops15h 13m

Philadelphia

Sun 1/11

6:11 pm-4:04 pm

2 stops22h 53m

$206

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 1/1

6:45 am-5:31 am

1 stop21h 46m

Philadelphia

Sun 1/4

8:36 pm-12:14 am

1 stop28h 38m

$208

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 1/30

7:25 am-8:01 pm

1 stop11h 36m

Philadelphia

Fri 2/6

5:30 am-4:04 pm

1 stop11h 34m

$210

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 1/1

6:45 am-5:31 am

1 stop21h 46m

Philadelphia

Tue 1/6

4:25 pm-12:58 am

1 stop9h 33m

$211

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 1/30

5:50 am-11:50 pm

2 stops17h 00m

Philadelphia

Sat 1/31

5:30 am-10:34 am

3 stops30h 04m

$212

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Wed 2/18

7:15 am-10:57 pm

3 stops14h 42m

Philadelphia

Sun 2/22

5:30 am-8:53 pm

2 stops16h 23m

$214

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 2/26

6:00 am-7:51 pm

2 stops12h 51m

Philadelphia

Sun 3/1

5:30 am-8:53 pm

2 stops16h 23m

$215

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sun 1/18

7:25 am-7:48 pm

2 stops11h 23m

Philadelphia

Sun 1/25

8:43 pm-10:34 am

2 stops14h 51m

$216

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sun 1/11

7:51 pm-6:44 pm

2 stops21h 53m

Philadelphia

Wed 1/21

1:40 pm-9:35 pm

1 stop8h 55m

$217

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How to get the cheapest flight ticket from Austin to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Austin is in October. Flight prices, which tend to average around $261, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Austin averaging around $272.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Austin to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $453. On the other hand, Sunday is the most expensive day to depart from Austin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $933.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Austin to Philadelphia in the evening for as low as $214. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $1,149.

What is the cheapest Austin Bergstrom to Philadelphia flight route?

Fly from Austin Bergstrom to Philadelphia for the best Austin Bergstrom - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $386 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Austin for as low as $264 on momondo.

What cabin class options are available on Austin Bergstrom to Philadelphia flights?

There are 4 cabin classes available to choose from on Austin Bergstrom to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Austin to Philadelphia flights?

No. A direct flight is the cheapest option for a flight between Austin to Philadelphia.

How have Austin to Philadelphia flight prices changed over time?

As of December 2025, prices for Austin to Philadelphia flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from Austin to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Austin to Philadelphia (AUS to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Philadelphia

Best Price Found	$297
Fastest flight time	3h 20m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Austin in the past 72 hours is $297. The best round-trip flight deal from Austin to Philadelphia found on momondo in the last 72 hours is $430.

The fastest flight from Austin to Philadelphia takes 3h 20m

Direct flights go from Austin to Philadelphia every day.

There is 1 airport in Philadelphia. From Austin there are direct flights to Philadelphia (PHL).

Search flight deals

How far is Austin Bergstrom to Philadelphia by plane?
A flight from Austin Bergstrom to Philadelphia will travel around 1434.4 mi. By plane, this route typically takes 3h 20m.
When did momondo last update prices for flights from Austin Bergstrom Airport to Philadelphia Airport?
Prices for flights from Austin Bergstrom Airport to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Philadelphia Airport?
As of December 2025, there are 6 operators available to choose from for flights from Austin Bergstrom Airport to Philadelphia Airport.
How old do you have to be to fly from Austin Bergstrom Airport to Philadelphia Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Austin to Philadelphia?
momondo data reveals that the most frequently booked plane model on the route from Austin to Philadelphia is Airbus A319, representing 32.62% of all bookings. The subsequent popular models are Airbus A320-100/200 at 23.17%, Airbus A320neo at 9.46%, and Airbus A321neo at 7.09%.
What is the most popular airline from Austin to Philadelphia?
Based on momondo bookings for flights between Austin and Philadelphia, the leading airline is American Airlines, making up 67% of the total bookings. Other popular airlines include Frontier with 19%, Southwest with 8%, and Delta with 4%.

Best airlines flying from Austin to Philadelphia

Compare and see reviews for airlines that fly from Austin to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $110	Free Cancellation	Rating 5.8 3,082 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $137	Free Cancellation	Rating 6.3 8,187 reviews	Search Spirit Airlines flights
Southwest	PriceFrom $158	Free Cancellation	Rating 7.9 4,249 reviews	Search Southwest flights
American Airlines	PriceFrom $171	Free Cancellation	Rating 7.2 11,053 reviews	Search American Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
United Airlines	PriceFrom $272	Free Cancellation	Rating 7.4 9,091 reviews	Search United Airlines flights

United Airlines Flights From Austin to Philadelphia
The lowest priced United Airlines flight from Austin to Philadelphia from the last 72 hours was $272. Generally, United Airlines has 5 flights on this route every week with an average price of $554. United Airlines is rated 7.4/10 by our users.
American Airlines Flights From Austin to Philadelphia
Another popular option for Austin to Philadelphia flights is American Airlines (7.2/10, 11,053 ratings). American Airlines flies from Austin to Philadelphia around 11 times per week, with deals starting from $171 round-trip and rising to an average price of around $416.

Wildwood

Cape May

Rehoboth Beach

Ocean City

Wildwood Crest

King of Prussia

Cherry Hill

Newark

Dewey Beach

Reading

North Wildwood

Avalon

Dover

Lewes

Stone Harbor

Essington

Vineland

Pottstown

Elkton

Somers Point

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Philadelphia?

It is quick and easy to find Austin to Philadelphia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Philadelphia that suits you.

Can I find flights from Austin to Philadelphia with flexible booking policies on momondo?

Flights from Austin to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Austin to Philadelphia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from Austin.

I’m not ready to book a flight from Austin to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Austin and alert you when they change.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Austin to Philadelphia from $92

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Philadelphia departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Austin to Philadelphia

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See travel insights to Philadelphia from

How to get the cheapest flight ticket from Austin to Philadelphia

What is the cheapest month to fly to Philadelphia?

What is the cheapest day to depart on your flight to Philadelphia?

What is the cheapest time of day to depart on your flight to Philadelphia?

What is the cheapest Austin Bergstrom to Philadelphia flight route?

Fly from Austin Bergstrom to Philadelphia for the best Austin Bergstrom - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

What cabin class options are available on Austin Bergstrom to Philadelphia flights?

There are 4 cabin classes available to choose from on Austin Bergstrom to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Austin to Philadelphia flights?

No. A direct flight is the cheapest option for a flight between Austin to Philadelphia.

How have Austin to Philadelphia flight prices changed over time?

As of December 2025, prices for Austin to Philadelphia flights are approximately 32% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Austin Bergstrom to Philadelphia?

Frontier and Spirit Airlines are the most popular carriers operating from Austin Bergstrom to Philadelphia

What airlines fly to Philadelphia?

Which airport is the most popular layover for flights between Austin and Philadelphia?

Atlanta (ATL) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Austin to Philadelphia?

Flights via Fort Lauderdale (FLL) offer the lowest average round-trip price of $228.

Which layover airport has the shortest travel time from Austin to Philadelphia?

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 5h 36m.

Which layover airport has the shortest connection time from Austin to Philadelphia?

Chicago (MDW) has the shortest average layover time for this route: 1h 20m.

How many flights depart from Austin to Philadelphia on average per day?

The number of flights available between Austin and Philadelphia is 5 per day as of December 2025. The most frequent departure time is 12:00PM, with 56% of daily flights leaving in the afternoon.

How many flights depart from Austin to Philadelphia on average per week?

As of December 2025, 35 flights take off from Austin and land in Philadelphia each week. The most common flight departure day for this route is Thu, with 23% of weekly flights taking off on this day.

When to book flights from Austin to Philadelphia

Cheap Austin to Philadelphia (AUS to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Philadelphia

Best Price Found

Fastest flight time

Direct flights

Airports in Philadelphia

How far is Austin Bergstrom to Philadelphia by plane?

When did momondo last update prices for flights from Austin Bergstrom Airport to Philadelphia Airport?

How many operators does momondo search for flights from Austin Bergstrom Airport to Philadelphia Airport?

How old do you have to be to fly from Austin Bergstrom Airport to Philadelphia Airport?

What documentation or ID do you need to fly to Philadelphia Airport?

What is the most popular plane model from Austin to Philadelphia?

What is the most popular airline from Austin to Philadelphia?

Best airlines flying from Austin to Philadelphia

Compare and see reviews for airlines that fly from Austin to Philadelphia with momondo

United Airlines Flights From Austin to Philadelphia

American Airlines Flights From Austin to Philadelphia

Traveling to a place near Philadelphia?

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Philadelphia?

Can I find flights from Austin to Philadelphia with flexible booking policies on momondo?

How can momondo help me find flights from Austin to Philadelphia?

I’m not ready to book a flight from Austin to Philadelphia right now. Can momondo alert me if prices change?

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Pennsylvania