AUS - PHL

$63 Find Cheap Flights from Austin to Philadelphia - Compare and Save

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Everything you should know

Cheapest round-trip
$361
Typical prices: $390-$572
Frontier
Sun 11/25Fri 11/30
AUS - PHL • 2 stops
Cheapest non-stop
$483
Typical prices: $442-$590
American Airlines
Wed 12/12Sat 12/15
AUS - PHL • Non-stop
Nonstop flights
You can fly direct with American Airlines. Average duration is 3h 31m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 23% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 9% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $202 (round-trip)
Shortest trip • 5h 21m (one-way)
Insights
Insights
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We hope you love your trip to Philadelphia!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Austin to Philadelphia (AUS-PHL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Austin to Philadelphia

Wed, Nov 25 - Mon, Nov 30
Frontier Logo
9:14 pm - 3:19 pmAUS  Austin Bergstrom-PHL Philadelphia
17h 05m2 stops Orlando Charlotte Douglas
Frontier Logo
9:55 pm - 6:04 pmPHL  Philadelphia-AUS Austin Bergstrom
21h 09m2 stops Las Vegas Harry Reid Intl Denver Intl
$361Frontier
Thu, Jan 28 - Sun, Jan 31
Southwest Logo
7:35 am - 4:25 pmAUS  Austin Bergstrom-PHL Philadelphia
7h 50m2 stops Lambert-St Louis Chicago Midway
Southwest Logo
7:00 am - 2:55 pmPHL  Philadelphia-AUS Austin Bergstrom
8h 55m2 stops Chicago Midway Memphis
$361Southwest
Fri, Nov 20 - Mon, Nov 23
Frontier Logo
10:59 pm - 6:01 amAUS  Austin Bergstrom-PHL Philadelphia
30h 02m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:10 am - 8:14 pmPHL  Philadelphia-AUS Austin Bergstrom
15h 04m2 stops Raleigh-Durham Orlando
$364Frontier
Wed, Dec 16 - Mon, Dec 21
Southwest Logo
1:35 pm - 9:30 pmAUS  Austin Bergstrom-PHL Philadelphia
6h 55m2 stops Dallas Love Field Lambert-St Louis
Southwest Logo
4:20 pm - 1:20 amPHL  Philadelphia-AUS Austin Bergstrom
10h 00m2 stops Lambert-St Louis Nashville Intl
$369Southwest
Thu, Nov 19 - Sun, Nov 22
Multiple Airlines Logo
9:48 pm - 7:57 pmAUS  Austin Bergstrom-PHL Philadelphia
21h 09m2 stops Atlanta Hartsfield-Jackson Tampa
Multiple Airlines Logo
11:27 am - 8:17 pmPHL  Philadelphia-AUS Austin Bergstrom
9h 50m1 stop Orlando
$392Multiple Airlines
Thu, Dec 3 - Tue, Dec 8
JetBlue Logo
3:45 pm - 11:59 pmAUS  Austin Bergstrom-PHL Philadelphia
7h 14m1 stop Fort Lauderdale
JetBlue Logo
8:05 am - 2:36 pmPHL  Philadelphia-AUS Austin Bergstrom
7h 31m1 stop Fort Lauderdale
$393JetBlue
Thu, Nov 12 - Tue, Nov 17
JetBlue Logo
1:00 pm - 11:43 pmAUS  Austin Bergstrom-PHL Philadelphia
9h 43m1 stop Fort Lauderdale
JetBlue Logo
6:00 am - 11:57 amPHL  Philadelphia-AUS Austin Bergstrom
6h 57m1 stop Fort Lauderdale
$414JetBlue
Wed, Nov 25 - Thu, Nov 26
American Airlines Logo
2:41 pm - 7:19 pmAUS  Austin Bergstrom-PHL Philadelphia
3h 38mnonstop
American Airlines Logo
5:49 am - 3:09 pmPHL  Philadelphia-AUS Austin Bergstrom
10h 20m1 stop Chicago O'Hare Intl
$424American Airlines
Wed, Dec 30 - Sun, Jan 3
Multiple Airlines Logo
7:44 pm - 5:11 amAUS  Austin Bergstrom-PHL Philadelphia
8h 27m1 stop Denver Intl
Multiple Airlines Logo
10:20 pm - 12:07 pmPHL  Philadelphia-AUS Austin Bergstrom
14h 47m2 stops Orlando Knoxville McGhee Tyson
$441Multiple Airlines
Thu, Nov 26 - Wed, Dec 2
American Airlines Logo
8:00 am - 5:51 pmAUS  Austin Bergstrom-PHL Philadelphia
8h 51m1 stop Dallas/Fort Worth
American Airlines Logo
8:55 am - 12:07 pmPHL  Philadelphia-AUS Austin Bergstrom
4h 12mnonstop
$464American Airlines
Booking Insights

Price, demand and travel trends for Austin to Philadelphia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Austin to Philadelphia?

Round-trip flights from Austin to Philadelphia typically range from $390 to $572. The lowest price found in the past 5 days was $361, on Frontier.

What's the cheapest day of the week to fly from Austin to Philadelphia?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Austin to Philadelphia. It’s 9% cheaper than the average day, while Friday is the most expensive, with prices 6% higher.

What’s the cheapest month to fly from Austin to Philadelphia?

•January is the cheapest month to fly from Austin to Philadelphia at $440 round-trip.
•September ($555) and August ($520) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 26% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Austin to Philadelphia the cheapest?

Flights from Austin to Philadelphia are cheapest 10 weeks before departure. Booking in this window typically costs about 23% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Austin to Philadelphia

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Qatar Airways

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on American Airlines, PHL and AUS

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Key details for Austin to Philadelphia flights

Low season

February

Cheapest flight

$63
Beat the crowds with an average 38% drop in travelers.
The most popular month to fly with an average 30% increase in travelers.
One-way flight from Austin to Philadelphia

When to book flights from Austin to Philadelphia

Are your dates flexible? Find out the best times to travel from Austin to Philadelphia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Austin to Philadelphia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Austin to Philadelphia?

    These are the earliest and latest flight times available from Austin to Philadelphia:

    • Earliest: departs at 5:12 am and lands at 8:43 am
    • Latest: departs at 5:40 pm and lands at 9:11 pm.

    The flight takes about 3h 31m.

  • What cabin classes can I book on flights from Austin to Philadelphia?

    Three cabin classes are available on flights from Austin to Philadelphia:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Austin to Philadelphia?

    A nonstop flight from Austin to Philadelphia takes 3h 31m, covering 1,428 miles.

  • Do I need a passport to fly from Austin to Philadelphia?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Austin to Philadelphia flight?

    Round-trip flights from Austin to Philadelphia range from $390 to $572, with an average of $486 over the past 12 months. Anything below $390 counts as a good deal.

  • How expensive are last-minute Austin to Philadelphia flights?

    Last-minute fares on this route (booked within two weeks of departure) run 4% above the $486 route average. Book 10 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Austin to Philadelphia?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $202 round-trip via Miami (MIA), compared to $512 for nonstop.

  • What is the standard checked-bag allowance on flights from Austin to Philadelphia?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $50–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Austin to Philadelphia?

    The Airbus A319 family is used most often on this route, operated mainly by American Airlines. Other aircraft seen on the route include Boeing 737-800 variants.

  • How are flight departures from Austin to Philadelphia spread across the day?

    Morning is the busiest departure period on Austin to Philadelphia flights, with 50% of flights leaving in that window. Afternoon departures account for 50%, evening flights for 0%, and night flights for 0%.

  • Have flight prices from Austin to Philadelphia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $361 to $2,169. That means the highest observed fare was about 6x higher than the lowest one.

  • Which airlines offer Wi-Fi on Austin to Philadelphia flights?

    Two airlines offer in-flight Wi-Fi on Austin to Philadelphia flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • How are flight prices from Austin to Philadelphia looking right now?

    One-way fares from Austin to Philadelphia are currently lower than usual. Average one-way flight prices are about $207, which is 20% below the typical average for this route.

  • What car rental options are available at Philadelphia Airport (PHL)?

    Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:

    • Payless
    • Dollar
    • Hertz
    • Thrifty
    • Alamo

  • Which airports can I use when flying from Austin to Philadelphia?

    Flights from Austin to Philadelphia usually depart from Austin Bergstrom (AUS) and arrive at Philadelphia (PHL).

  • Which airports do connecting flights from Austin to Philadelphia pass through?

    One-stop flights from Austin to Philadelphia most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 27% of one-stop connections
    • Chicago Midway (MDW) - 13% of one-stop connections
    • Fort Lauderdale (FLL) - 13% of one-stop connections
    • Dallas Love Field (DAL) - 11% of one-stop connections

  • Can I save money by using flexible dates for flights from Austin to Philadelphia?

    Yes. Flexible dates can save you up to 14% on flights from Austin to Philadelphia. Wednesday is the cheapest departure day at $445 round-trip on average, while Friday is the most expensive at $516, a difference of $71.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Austin to Philadelphia?

    Only American Airlines operates flights between Austin and Philadelphia.

  • How much time can I save by choosing a different layover airport from Austin to Philadelphia?

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 5h 21m, compared with 5h 25m via Dallas Love Field (DAL) and 5h 29m via Washington, D.C. Dulles Intl (IAD).

  • What is the time difference between Austin and Philadelphia?

    Philadelphia is 1 hour ahead of Austin (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Philadelphia?

    Some of the most popular sights in Philadelphia are Philadelphia Convention Center, Rittenhouse Square and Philadelphia Stadium. These are among the most viewed places in Philadelphia on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Austin to Philadelphia flights?

    Among airlines operating Austin to Philadelphia flights:

    • American Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Austin to Philadelphia flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • American Airlines: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • Does Philadelphia International Airport have pet relief areas?

    If you’re traveling with your pet and are looking for a pet relief area at Philadelphia International Airport, you should know that the airport has plenty of dedicated spaces in every terminal as well as outside. For travelers arriving at the airport, one is conveniently located adjacent to Terminal A on your way to baggage claim. There are two others along the commercial vehicle roadway on Terminals B and E.

  • Which is the quickest way to get to Austin Bergstrom International Airport?

    If you’re in a hurry and need to get to Austin Bergstrom International Airport quickly, a taxi would be the most ideal means to use. Not only can they be found anywhere around the city center in Austin and downtown, but they are also incredibly fast and drop you outside the airport. You can also choose to drive via the I-35 E.

  • Which airlines have a lounge at Austin Bergstrom International Airport?

    To enjoy the lounge facilities at Austin Bergstrom International Airport, consider booking your flight with American Airlines, United Airlines, or Delta. Each airline has a lounge at the airport offering a wide range of amenities such as TVs, Wi-Fi, snacks, and drinks. The American Airlines Admirals Club can be found Airside on the main terminal on the mezzanine level across from Gate 22. The United Club is a few doors down from the Admirals Club while the Delta Sky Club is located on the same Terminal but further up near Gate 4.

  • Are there any onsite hotels at Austin Bergstrom International Airport?

    There are two hotels within proximity of Austin Bergstrom International Airport; Hilton Austin Airport and Hyatt Place Austin Airport. If you have an early flight out of the airport, consider staying at one of these hotels. Doing so will eliminate the hectic commute to the airport, reducing the chances of traffic delays. In addition, both hotels offer an airport shuttle, so you will be dropped off outside the airport terminal.

Your guide to booking Austin to Philadelphia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Friday. On this route, Wednesday flights average $445, about $71 less than Friday fares (14% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 23% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Austin to Philadelphia trip for January. Fares historically average $440 round-trip in that month - typically $115 less than the most expensive month, which is September (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Miami Airport (MIA) can be cheaper than flying direct. The cheapest layover option averages $202 round-trip on this route - about $310 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Philadelphia Airport.

    • Embassy Suites by Hilton Philadelphia Airport
    • Sonesta Select Philadelphia Airport
    • Microtel Inn & Suites by Wyndham Philadelphia Airport
  • To get wheelchair assistance at both airports, ensure you inform your airline as you book your flight. They will communicate to the staff at both airports, ensuring that you have a wheelchair waiting for you when you get to the departure terminal at Austin Bergstrom Airport (AUS) and as soon as you land at Philadelphia International Airport (PHL).
  • If you’re traveling with an infant and need a nursing station at AUS Airport, you can find one after the security checkpoints across from Gate 7.
  • When booking connecting flights, please confirm if the flight is an automatic transfer or self-transfer. In the case of a self-transfer, it is up to you to ensure that you’ve checked yourself and your bags into each individual flight.
  • If you want to leave your car at Austin Bergstrom Airport, consider the Economy Parking Lot. It is located north of Garages 1 and 2 and charges a flat rate of around $8 daily.
  • Philadelphia International Airport has a kids’ play area in Terminal A-East. If you’re traveling with kids, you can let them hang around the airplane museum as you clear baggage claim.

Prefer to fly direct from Austin to Philadelphia?

 
Find which airlines fly direct from Austin Bergstrom Airport to Philadelphia Airport, which days they fly and book direct flights.

Direct departures

Austin Bergstrom to Philadelphia

Monday

American Airlines

American Airlines

Tuesday

American Airlines

American Airlines

Wednesday

American Airlines

American Airlines

Thursday

American Airlines

American Airlines

Friday

American Airlines

American Airlines

Saturday

American Airlines

American Airlines

Sunday

American Airlines

American Airlines

See more direct flights

Direct returns

Philadelphia to Austin Bergstrom

Monday

American Airlines

American Airlines

Tuesday

American Airlines

American Airlines

Wednesday

American Airlines

American Airlines

Thursday

American Airlines

American Airlines

Friday

American Airlines

American Airlines

Saturday

American Airlines

American Airlines

Sunday

American Airlines

American Airlines

See more direct flights

More options for your flight from Austin to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental