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$107+ Cheap flights from Austin to Philadelphia (AUS - PHL)

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — PHL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Philadelphia are usually found in July or August, booked 86 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap flight deals from Austin to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$195
(Cheapflightsfares)

One-way from

$107
(CheapOair)

Popular in

April

Cheapest in

July

Average price

$379

Good round-trip deal

$320 or less

Good one-way deal

$144 or less
From Austin Bergstrom to Philadelphia
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One-way flight from Austin Bergstrom to Philadelphia
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Highest demand for flights based on searches. 8% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Austin Bergstrom to Philadelphia.
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Price to beat on a one-way flight from Austin Bergstrom to Philadelphia.
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Find flight deals from Austin to Philadelphia

Cheapest flights from Austin to Philadelphia
Explore the most affordable flight options available from Austin to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/101:18 pmAUS - PHL
1 stop8h 08mSpirit Airlines
Thu 7/177:00 amPHL - AUS
1 stop6h 23mSpirit Airlines
Deal found 6/10$195
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/267:24 pmAUS - PHL
Nonstop3h 35mFrontier
Sun 6/293:49 pmPHL - AUS
Nonstop3h 40mFrontier
Deal found 6/11$196
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/125:30 amAUS - PHL
2 stops17h 00mSouthwest
Wed 7/167:20 amPHL - AUS
2 stops6h 20mSouthwest
Deal found 6/11$197
This Priceline deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:05 amAUS - PHL
Nonstop3h 32mMultiple Airlines
Sun 9/287:22 amPHL - AUS
1 stop9h 14mMultiple Airlines
Deal found 6/11$198
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/73:24 pmAUS - PHL
Nonstop3h 38mAmerican Airlines
Mon 8/117:00 amPHL - AUS
Nonstop3h 37mAmerican Airlines
Deal found 6/12$201
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/512:09 pmAUS - PHL
1 stop6h 46mDelta
Wed 7/95:30 amPHL - AUS
1 stop4h 56mDelta
Deal found 6/11$237

Cheapflights Fare Finder

Customize your flight search to find flights from Austin to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Austin to Philadelphia that are best for you.

Fly from

Austin

Fly to

Philadelphia

Route

Depart

Return

Price

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 7/10

1:18 pm-10:26 pm

1 stop8h 08m

Philadelphia

Thu 7/17

7:00 am-12:23 pm

1 stop6h 23m

$195

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 6/26

7:24 pm-11:59 pm

Nonstop3h 35m

Philadelphia

Sun 6/29

3:49 pm-6:29 pm

Nonstop3h 40m

$196

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sat 7/12

5:30 am-11:30 pm

2 stops17h 00m

Philadelphia

Wed 7/16

7:20 am-12:40 pm

2 stops6h 20m

$197

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sun 6/29

7:24 pm-11:59 pm

Nonstop3h 35m

Philadelphia

Mon 6/30

6:20 am-4:30 pm

1 stop11h 10m

$199

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 8/7

3:24 pm-8:02 pm

Nonstop3h 38m

Philadelphia

Mon 8/11

7:00 am-9:37 am

Nonstop3h 37m

$201

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sat 7/5

12:09 pm-7:55 pm

1 stop6h 46m

Philadelphia

Wed 7/9

5:30 am-9:26 am

1 stop4h 56m

$237

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 6/26

10:44 am-10:33 pm

1 stop10h 49m

$107

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 7/25

4:15 pm-12:15 am

1 stop7h 00m

$110

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Thu 6/19

7:24 pm-11:59 pm

Nonstop3h 35m

$118

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Wed 9/3

2:15 pm-10:26 pm

1 stop7h 11m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 14 results
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The best insider tips for Austin to Philadelphia flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Austin to Philadelphia trip
Airports
AUS

Expect long lines at AUS due to high traffic. Arrive early to avoid missing your flight, especially during the morning rush.

Read more about AUSby Ramsey Qubein
PHL

For quick access to downtown, take SEPTA from PHL. It's efficient, with stations near Terminals A, B, C/D, and E/F.

Read more about PHLby Mark Chesnut
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on AUS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Austin to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Austin 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 Austin to Philadelphia

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

Use this chart to determine the optimal time to book a round-trip flight from Austin to Philadelphia. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Austin to Philadelphia, you should look to book at least 86 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 Austin to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Austin to Philadelphia (average of $236). Flying from Austin to Philadelphia in March is currently the most expensive (average of $295). 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 AUS to PHL?

Find hourly flight availability from Austin to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Austin to Philadelphia is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 83% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Austin to Philadelphia. Price data was last updated on June 8, 2025.

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

Weekly flight availability from Austin to Philadelphia

Explore weekly flight availability from Austin to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from AUS to PHL are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Austin to Philadelphia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    If you book a flight from Austin to Philadelphia, you will be flying from Austin Bergstrom to Philadelphia. Flights to Philadelphia (PHL) from Austin Bergstrom (AUS) take 3h 24m for a nonstop flight. There are 8 flights from Austin Bergstrom to Philadelphia per day from 6 airlines.

  • How popular is this Austin to Philadelphia flight route?

    Within the past month, 10 users have taken a look at flights from Austin Bergstrom to Philadelphia.

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

    According to our current data, Spirit Airlines ($195), Frontier ($196), and Southwest ($197) offers the cheapest pricing from Austin to Philadelphia. Spirit Airlines is currently priced 53% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $107 on Spirit Airlines. Other airlines that offer cheap prices include Southwest from $110 and Frontier from $118 one-way.

  • What are the most reliable airlines from Austin to Philadelphia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Austin to Philadelphia on time: Iberia (77%), Aer Lingus (77%), Qatar Airways (76%).

  • What are the cheapest flights from Austin to Philadelphia?

    Looking at all options, your cheapest flight can be booked for $92. While the most popular route (Austin Bergstrom - Philadelphia) can be booked for $176 on average our data indicates $1,501 when flying from Austin to Philadelphia.

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

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

  • How can I find direct flights from Austin to Philadelphia?

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

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

    Yes. Cheapflights offers flight deals from Austin to Philadelphia 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 Austin to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Austin to Philadelphia (average of $236). Flying from Austin to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Vineland
Wildwood
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King of Prussia
Cherry Hill
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Chester
Essington
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Middletown
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Alternative routes for Austin to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Austin to Philadelphia

Discover the top 6 airlines that operate flights from Austin to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$223FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$163Average$309FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$210Average$421FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$217Average$485FlexibilityNo cancel feeOn-time63%
DeltaCheapest$236Average$352FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$509FlexibilityNo cancel feeOn-time69%

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