PHL - AUS

$117 Find Cheap Flights from Philadelphia to Austin - Compare and Save

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Everything you should know

Cheapest round-trip
$308
Typical prices: $325-$530
Frontier
Mon 1/15Thu 1/18
PHL - AUS • 1 stop
Cheapest non-stop
$463
Typical prices: $368-$537
American Airlines
Wed 11/7Sat 11/10
PHL - AUS • Non-stop
Nonstop flights
You can fly direct with American Airlines. Average duration is 4h 10m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 3 weeks in advance save around 27% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 35% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $250 (round-trip)
Shortest trip • 5h 13m (one-way)
Insights
Insights
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We hope you love your trip to Austin!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Philadelphia to Austin (PHL-AUS)

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

Recent round-trip flight deals from Philadelphia to Austin

Fri, Jan 15 - Mon, Jan 18
Frontier Logo
6:37 pm - 9:36 amPHL  Philadelphia-AUS Austin Bergstrom
15h 59m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:17 pm - 12:16 pmAUS  Austin Bergstrom-PHL Philadelphia
13h 59m2 stops Orlando Atlanta Hartsfield-Jackson
$308Frontier
Fri, Dec 25 - Wed, Dec 30
Frontier Logo
2:45 pm - 12:03 amPHL  Philadelphia-AUS Austin Bergstrom
10h 18m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
9:07 pm - 12:58 amAUS  Austin Bergstrom-PHL Philadelphia
26h 51m1 stop Orlando
$308Frontier
Sun, Nov 1 - Wed, Nov 11
Multiple Airlines Logo
12:12 pm - 5:46 pmPHL  Philadelphia-AUS Austin Bergstrom
6h 34m1 stop Des Moines
Multiple Airlines Logo
12:24 pm - 7:11 amAUS  Austin Bergstrom-PHL Philadelphia
17h 47m1 stop Atlanta Hartsfield-Jackson
$317Multiple Airlines
Sun, Nov 1 - Fri, Nov 13
Multiple Airlines Logo
12:12 pm - 5:46 pmPHL  Philadelphia-AUS Austin Bergstrom
6h 34m1 stop Des Moines
Multiple Airlines Logo
12:20 pm - 11:16 pmAUS  Austin Bergstrom-PHL Philadelphia
9h 56m1 stop Atlanta Hartsfield-Jackson
$328Multiple Airlines
Sat, Dec 12 - Mon, Dec 14
JetBlue Logo
5:20 pm - 11:13 pmPHL  Philadelphia-AUS Austin Bergstrom
6h 53m1 stop Fort Lauderdale
JetBlue Logo
7:00 am - 4:27 pmAUS  Austin Bergstrom-PHL Philadelphia
8h 27m1 stop Fort Lauderdale
$361JetBlue
Sat, Nov 14 - Wed, Nov 18
JetBlue Logo
6:00 am - 11:57 amPHL  Philadelphia-AUS Austin Bergstrom
6h 57m1 stop Fort Lauderdale
JetBlue Logo
1:00 pm - 9:42 pmAUS  Austin Bergstrom-PHL Philadelphia
7h 42m1 stop Fort Lauderdale
$361JetBlue
Wed, Dec 2 - Wed, Dec 2
Southwest Logo
6:00 am - 10:35 amPHL  Philadelphia-AUS Austin Bergstrom
5h 35m1 stop Lambert-St Louis
Southwest Logo
3:40 pm - 11:15 pmAUS  Austin Bergstrom-PHL Philadelphia
6h 35m1 stop Orlando
$377Southwest
Tue, Feb 23 - Thu, Feb 25
Southwest Logo
6:10 pm - 10:55 pmPHL  Philadelphia-AUS Austin Bergstrom
5h 45m1 stop Nashville Intl
Southwest Logo
7:30 am - 1:25 pmAUS  Austin Bergstrom-PHL Philadelphia
4h 55m1 stop Lambert-St Louis
$377Southwest
Sat, Oct 31 - Tue, Nov 3
American Airlines Logo
7:06 am - 3:39 pmPHL  Philadelphia-AUS Austin Bergstrom
9h 33m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 11:27 amAUS  Austin Bergstrom-PHL Philadelphia
3h 27mnonstop
$453American Airlines
Sat, Oct 31 - Wed, Nov 4
American Airlines Logo
5:00 am - 1:13 pmPHL  Philadelphia-AUS Austin Bergstrom
9h 13m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 11:27 amAUS  Austin Bergstrom-PHL Philadelphia
3h 27mnonstop
$453American Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to Austin 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 Philadelphia to Austin?

Round-trip flights from Philadelphia to Austin typically range from $325 to $530. The lowest price found in the past 5 days was $308, on Frontier.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Philadelphia to Austin. It’s 11% cheaper than the average day, while Sunday is the most expensive, with prices 14% higher.

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

•August is the cheapest month to fly from Philadelphia to Austin at $291 round-trip.
•June ($533) and July ($507) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 83% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Philadelphia to Austin the cheapest?

Flights from Philadelphia to Austin are cheapest 3 weeks before departure. Booking in this window typically costs about 27% 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 Philadelphia to Austin

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

Harriet Baskas

Expert on 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 Philadelphia to Austin flights

Low season

August

Cheapest flight

$117
Beat the crowds with an average 45% drop in travelers.
The most popular month to fly with an average 54% increase in travelers.
One-way flight from Philadelphia to Austin

When to book flights from Philadelphia to Austin

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

Your Philadelphia to Austin 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 Philadelphia to Austin?

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

    • Earliest: departs at 8:23 am and lands at 12:33 pm
    • Latest: departs at 8:49 pm and lands at 12:59 am.

    The flight takes about 4h 10m.

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

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

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Philadelphia to Austin?

    A nonstop flight from Philadelphia to Austin takes 4h 10m, covering 1,428 miles.

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

    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 Philadelphia to Austin flight?

    Round-trip flights from Philadelphia to Austin range from $325 to $530, with an average of $448 over the past 12 months. Anything below $325 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 7% above the $448 route average. Book 3 weeks before departure for the lowest fares.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $250 round-trip via Fort Lauderdale (FLL), compared to $469 for nonstop.

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

    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 Philadelphia to Austin?

    The Airbus A319 family is used most often on this route, operated mainly by American Airlines. Other aircraft seen on the route include Airbus A320-100/200 variants.

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

    Morning is the busiest departure period on Philadelphia to Austin flights, with 67% of flights leaving in that window. Evening departures account for 33%, afternoon flights for 0%, and night flights for 0%.

  • Have flight prices from Philadelphia to Austin 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 $308 to $1,405. That means the highest observed fare was about 5x higher than the lowest one.

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

    American Airlines is the only airline on the Philadelphia to Austin route offering in-flight Wi-Fi. Pricing depends on fare class.

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

    One-way fares from Philadelphia to Austin are currently lower than usual. Average one-way flight prices are about $195, which is 22% below the typical average for this route.

  • What car rental options are available at Austin Bergstrom Airport (AUS)?

    Austin Bergstrom Airport (AUS) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include:

    • Europcar
    • Hertz
    • Fox
    • Easirent
    • Thrifty

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

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

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

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

    • Atlanta Hartsfield-Jackson (ATL) - 39% of one-stop connections
    • Fort Lauderdale (FLL) - 16% of one-stop connections
    • Nashville Intl (BNA) - 13% of one-stop connections
    • Chicago Midway (MDW) - 12% of one-stop connections

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

    Yes. Flexible dates can save you up to 23% on flights from Philadelphia to Austin. Monday is the cheapest departure day at $399 round-trip on average, while Sunday is the most expensive at $515, a difference of $116.

    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 Philadelphia to Austin?

    Only American Airlines operates flights between Philadelphia and Austin.

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

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 5h 13m, compared with 5h 17m via Dallas Love Field (DAL) and 5h 42m via Nashville Intl (BNA).

  • What is the time difference between Philadelphia and Austin?

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

  • What popular places can I visit in Austin?

    Some of the most popular sights in Austin are Sixth Street, University of Texas at Austin and ACL Live at The Moody Theater. These are among the most viewed places in Austin on KAYAK.

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

    Among airlines operating Philadelphia to Austin 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 Philadelphia to Austin 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.

  • Where can I park my car in PHL?

    If you drive your car to PHL, you need not worry about driving round and round looking for a parking spot, as PHL boasts numerous parking garages. If you'd like to park your car for the period of your trip, you can do so at Terminal Parking Garages, situated a short distance from the airport's terminals.

  • Does AUS have an onsite hotel?

    AUS does not have an onsite hotel. However, it is close to Hyatt Place Austin Airport and Hilton Austin Airport. You'll be accorded free airport shuttle services as a guest at either of these hotels. You'll also be accorded a comfortable room and fantastic customer care.

  • Where is the children's play area in PHL located?

    PHL is home to the Ready for Take-Off kids' play area. Located in the eastern wing of Terminal A, this superb store boasts aviation-themed toys and child-proofed play areas. At this attraction, you can watch your child have lots of fun while you await your flight to AUS.

  • What are some of the nearby destinations I can easily get to from AUS?

    Once you land at AUS, there are several destinations you'll easily get to, Austin being one of them. From this airport, you'll also be able to easily travel to Llano, Taylor, Johnson City, Fredericksburg, Marble Falls, and San Antonio.

Your guide to booking Philadelphia to Austin 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 Monday departure and avoid flying on Sunday. On this route, Monday flights average $399, about $116 less than Sunday fares (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 3 weeks before you fly. On this route, that window historically saves about 27% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Philadelphia to Austin trip for August. Fares historically average $291 round-trip in that month - typically $242 less than the most expensive month, which is June (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Fort Lauderdale Airport (FLL) can be cheaper than flying direct. The cheapest layover option averages $250 round-trip on this route - about $219 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 Austin Bergstrom Airport.

    • Hyatt Place Austin Airport
    • Microtel Inn and Suites by Wyndham Austin Airport
    • Hilton Austin Airport
  • To board your flight to Austin in Philadelphia, you'll have to head to Philadelphia International Airport (PHL), as it is the only airport that offers flights that ply this route. You can board a train, line 37 bus, or taxi to get to this airport from the city center. Of the three, the bus is the cheapest, while the taxi is the quickest. If you'd like to balance speed and cost, the local train is the best means of transport for you.
  • PHL normally serves thousands of travelers each day. As a result, it normally has lengthy security lines. On the date you're set to fly to Austin, you should get to the airport at least 1h 30min before your flight so that you avoid missing your flight because of being stuck in one of the airport's security lines.
  • When waiting for your flight to Austin, you can gain lounge access to several lounges in PHL, so long as you're willing to pay at the door or purchase a membership program. These lounges are Centurion Lounge, located in Terminal A-West near Gate A14, United Club, situated on the second level, between Concourse C and D, and American Airlines Admirals Club, located in various parts of the airport.
  • In Austin, you'll alight from your flight at Austin–Bergstrom International Airport (AUS). At this airport, you can check out various art pieces by local artists on display throughout the airport. You can also check out local musicians who perform live in the airport Monday to Friday, often from 4 pm to 6 pm.
  • AUS features ramps, wheelchairs, and elevators. It also has well-trained airport staff who know how to offer special assistance services. Given that this airport features amenities that'll improve your experience and staff members who will cater to you, if you're a disabled traveler, you can count on having a smooth experience once you land.

Prefer to fly direct from Philadelphia to Austin?

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

Direct departures

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

Direct returns

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

More options for your flight from Philadelphia to Austin

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