HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$63+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — PHL
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Austin to Philadelphia 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 Austin Bergstrom to Philadelphia are usually found in October or August, booked 48 days in advance, depart on a Thursday or Wednesday and return on a Thursday

Cheap 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 February 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:15 am
AUS
-
PHL
2 stops10h 36m
Multiple Airlines
Tue 3/175:18 pm
PHL
-
AUS
1 stop8h 06m
Multiple Airlines
Deal found 2/15$200
This CheapOair deal was found by Cheapflights users on 2/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:00 am
AUS
-
PHL
1 stop17h 31m
Frontier
Sun 4/128:25 pm
PHL
-
AUS
1 stop28h 56m
Frontier
Deal found 2/15$201
This Kiwi.com deal was found by Cheapflights users on 2/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:59 pm
AUS
-
PHL
2 stops24h 06m
Multiple Airlines
Sat 4/111:52 pm
PHL
-
AUS
1 stop11h 50m
Multiple Airlines
Deal found 2/16$202
This Mytrip deal was found by Cheapflights users on 2/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/211:34 am
AUS
-
PHL
3 stops27h 52m
Spirit Airlines
Mon 3/95:26 pm
PHL
-
AUS
2 stops23h 38m
Spirit Airlines
Deal found 2/15$206
This CheapOair deal was found by Cheapflights users on 2/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/174:59 pm
AUS
-
PHL
1 stop25h 58m
Spirit Airlines
Mon 3/236:08 pm
PHL
-
AUS
1 stop22h 56m
Spirit Airlines
Deal found 2/13$208
This CheapOair deal was found by Cheapflights users on 2/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:09 am
AUS
-
PHL
1 stop15h 50m
Spirit Airlines
Sun 6/75:59 pm
PHL
-
AUS
1 stop28h 27m
Spirit Airlines
Deal found 2/15$210
This Expedia deal was found by Cheapflights users on 2/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/209:59 am
AUS
-
PHL
1 stop7h 12m
Frontier
Sat 2/2810:59 pm
PHL
-
AUS
1 stop11h 52m
Frontier
Deal found 2/13$211
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:12 am
AUS
-
PHL
1 stop15h 47m
Multiple Airlines
Mon 3/236:12 pm
PHL
-
AUS
2 stops30h 47m
Multiple Airlines
Deal found 2/14$212
This Booking.com deal was found by Cheapflights users on 2/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:15 am
AUS
-
PHL
1 stop11h 37m
Multiple Airlines
Fri 2/277:05 pm
PHL
-
AUS
1 stop30h 11m
Multiple Airlines
Deal found 2/14$213
This Kiwi.com deal was found by Cheapflights users on 2/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/811:34 am
AUS
-
PHL
2 stops29h 52m
Multiple Airlines
Tue 3/109:30 am
PHL
-
AUS
1 stop12h 23m
Multiple Airlines
Deal found 2/13$214
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/274:59 pm
AUS
-
PHL
1 stop18h 14m
Multiple Airlines
Mon 3/301:13 pm
PHL
-
AUS
2 stops27h 51m
Multiple Airlines
Deal found 2/12$215
This Kiwi.com deal was found by Cheapflights users on 2/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2711:34 am
AUS
-
PHL
1 stop20h 10m
Multiple Airlines
Sun 3/110:59 pm
PHL
-
AUS
2 stops16h 48m
Multiple Airlines
Deal found 2/14$216

Find 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 February 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$200
(Kiwi.com)

One-way from

$63
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$474

Good round-trip deal

$470 or less

Good one-way deal

$386 or less
Provider with most accurate pricing for Austin Bergstrom-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Philadelphia flights.
Search Deals
From Austin Bergstrom to Philadelphia
Search Deals
One-way flight from Austin Bergstrom to Philadelphia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Austin Bergstrom to Philadelphia.
Search Deals
Price to beat on a one-way flight from Austin Bergstrom to Philadelphia.
Search Deals

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 February 16, 2026.
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 3/12

5:00 am-6:35 pm

1 stop12h 35m

Philadelphia

Mon 3/16

5:45 am-1:20 pm

1 stop8h 35m

$210

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sat 3/7

11:34 am-11:50 pm

1 stop11h 16m

Philadelphia

Sun 3/8

7:46 pm-10:29 am

2 stops15h 43m

$225

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 3/27

4:59 pm-12:13 pm

1 stop18h 14m

Philadelphia

Mon 3/30

7:10 pm-3:16 pm

1 stop21h 06m

$246

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sun 5/17

5:40 pm-8:10 am

1 stop13h 30m

Philadelphia

Wed 5/20

5:05 am-12:21 am

2 stops20h 16m

$249

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Sat 3/28

4:27 pm-12:58 am

1 stop7h 31m

Philadelphia

Sat 4/4

8:25 pm-10:05 am

1 stop14h 40m

$251

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 3/6

7:15 am-11:16 pm

2 stops15h 01m

Philadelphia

Sun 3/8

7:46 pm-10:29 am

2 stops15h 43m

$261

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 5/15

5:40 pm-12:54 am

1 stop6h 14m

Philadelphia

Tue 5/19

6:00 am-10:04 pm

2 stops17h 04m

$333

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Fri 4/3

10:00 am-6:25 pm

2 stops7h 25m

Philadelphia

Sun 4/5

5:00 am-11:10 am

1 stop7h 10m

$350

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Wed 6/17

2:10 pm-6:49 pm

Nonstop3h 39m

Philadelphia

Wed 7/8

5:30 pm-8:27 pm

Nonstop3h 57m

$373

AustinPhiladelphia

AUS - PHL

AUSPHL

Austin Bergstrom

Mon 3/2

11:34 am-2:56 pm

1 stop26h 22m

$64

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 18 results
1
2

Compare providers for flights from Austin to Philadelphia

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 Austin to Philadelphia in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 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 Austin-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Philadelphia 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 Austin-Philadelphia 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 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 February 13, 2026.

To ensure you get the cheapest price possible for a flight from Austin to Philadelphia, you should look to book at least 48 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, January is the cheapest month in which you can book a flight from Austin to Philadelphia (average of $80). Flying from Austin to Philadelphia in July is currently the most expensive (average of $162). 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 February 16, 2026.

One of the essential ways to save on airfare from Austin to Philadelphia is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 80% 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 February 7, 2026.

Travelers seeking maximum savings on their Austin to Philadelphia flight should consider departing on Monday 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.

The best insider tips for Austin to Philadelphia flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Austin to Philadelphia trip
Our travel experts
Mark Chesnut

Mark Chesnut

Expert on PHL

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

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

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 February 16, 2026.
Read through reviews of airlines operating flights from Austin to Philadelphia, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,285 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,285 reviews
Southwest
8.0
Very good
4,285 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,204 reviews
Southwest
8.0
Very good
4,285 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,299 reviews
Southwest
8.0
Very good
4,285 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,294 reviews
Southwest
8.0
Very good
4,285 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,047 reviews
Southwest
8.0
Very good
4,285 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 26m for a nonstop flight. There are 4 flights from Austin Bergstrom to Philadelphia per day from 6 airlines.

  • How popular is this Austin to Philadelphia flight route?

    Within the past month, 11 users have taken a look at flights from Austin Bergstrom to Philadelphia.

  • How long is the flight from Austin to Philadelphia?

    Departing from Austin to Philadelphia will take you 12h 35m. The distance between Austin and Philadelphia is about 1428 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Spirit Airlines ($81), Frontier ($102), and Southwest ($158) offers the cheapest pricing from Austin to Philadelphia. Spirit Airlines is currently priced 79% 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 $68 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $72 and Southwest from $94 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: Qatar Airways (83%), Iberia (82%), American Airlines (78%).

  • What are the cheapest flights from Austin to Philadelphia?

    Looking at all options, your cheapest flight can be booked for $301. While the most popular route (Austin Bergstrom - Philadelphia) can be booked for $107 on average, our data indicates $579 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, January is the cheapest month in which you can book a flight from Austin to Philadelphia (average of $80). Flying from Austin to Philadelphia in July is currently the most expensive (average of $162). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Newark

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Austin to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Newark flights
Hobby to LaGuardia flights
Hobby to Newark flights
Hobby to John F Kennedy Intl flights
Dallas/Fort Worth to Dulles Intl flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to John F Kennedy Intl flights
George Bush Intcntl to Newark flights
George Bush Intcntl to LaGuardia flights
Austin to Newark flights
Dallas/Fort Worth to Reagan-National flights
Hobby to Reagan-National flights
Hobby to Dulles Intl flights
Austin to LaGuardia flights
Love Field to LaGuardia flights
Dallas/Fort Worth to Philadelphia flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Austin to Dulles Intl flights
San Antonio to John F Kennedy Intl flights
Hobby to Philadelphia flights
San Antonio to Newark flights
George Bush Intcntl to Philadelphia flights
Austin to Reagan-National flights
Love Field to Philadelphia flights
San Antonio to LaGuardia flights
Love Field to Dulles Intl flights
Love Field to Reagan-National flights
San Antonio to Dulles Intl flights
Dallas/Fort Worth to Pittsburgh flights
San Antonio to Reagan-National flights
El Paso to John F Kennedy Intl flights
San Antonio to Philadelphia flights
El Paso to Newark flights
El Paso to LaGuardia flights
Hobby to Pittsburgh flights
Austin to Pittsburgh flights
Love Field to Pittsburgh flights
George Bush Intcntl to Pittsburgh flights
Love Field to Newark flights
Dallas/Fort Worth to Harrisburg flights
El Paso to Dulles Intl flights
McAllen to Dulles Intl flights
Love Field to John F Kennedy Intl flights
McAllen to John F Kennedy Intl flights
Dallas/Fort Worth to Scranton flights
Hobby to Harrisburg flights

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 February 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$81Average$174FlexibilityNo cancel feeOn-time65%
FrontierCheapest$102Average$215FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$158Average$322FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$170Average$418FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$341FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$272Average$554FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.