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$114 Cheap Flights from Philadelphia (PHL) to Austin (AUS)

View $114 flight on Tue, Oct 6, 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Austin-Bergstrom Intl. Airport (AUS)

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Cheap Flights from Philadelphia to Austin (PHL-AUS)

Prices were available within the past 7 days and start at $114 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Oct 27 - Thu, Nov 5
PHL
Philadelphia
AUS
Austin
$228 Roundtrip, just found
$228
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Oct 27 from Philadelphia to Austin, returning Thu, Nov 5, priced at $228 just found
Frontier Airlines
Tue, Aug 25 - Fri, Aug 28
PHL
Philadelphia
AUS
Austin
$238 Roundtrip, just found
$238
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Aug 25 from Philadelphia to Austin, returning Fri, Aug 28, priced at $238 just found
Frontier Airlines
Sat, Oct 31 - Mon, Nov 9
PHL
Philadelphia
AUS
Austin
$256 Roundtrip, just found
$256
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 31 from Philadelphia to Austin, returning Mon, Nov 9, priced at $256 just found
Frontier Airlines
Tue, Aug 18 - Thu, Aug 27
PHL
Philadelphia
AUS
Austin
$258 Roundtrip, just found
$258
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Aug 18 from Philadelphia to Austin, returning Thu, Aug 27, priced at $258 just found
Frontier Airlines
Tue, Oct 27 - Thu, Nov 5
PHL
Philadelphia
AUS
Austin
$263 Roundtrip, just found
$263
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Oct 27 from Philadelphia to Austin, returning Thu, Nov 5, priced at $263 just found
Frontier Airlines
Thu, Sep 17 - Sat, Sep 26
PHL
Philadelphia
AUS
Austin
$266 Roundtrip, just found
$266
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 17 from Philadelphia to Austin, returning Sat, Sep 26, priced at $266 just found
United
Thu, Oct 15 - Fri, Oct 23
PHL
Philadelphia
AUS
Austin
$278 Roundtrip, found 2 hours ago
$278
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Oct 15 from Philadelphia to Austin, returning Fri, Oct 23, priced at $278 found 2 hours ago
JetBlue Airways
Wed, Nov 4 - Fri, Nov 13
PHL
Philadelphia
AUS
Austin
$279 Roundtrip, just found
$279
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Nov 4 from Philadelphia to Austin, returning Fri, Nov 13, priced at $279 just found
Delta
Wed, Nov 4 - Fri, Nov 13
PHL
Philadelphia
AUS
Austin
$283 Roundtrip, just found
$283
Roundtrip
just found
Select Delta flight, departing Wed, Nov 4 from Philadelphia to Austin, returning Fri, Nov 13, priced at $283 just found
Southwest Airlines
Sat, Sep 5 - Fri, Sep 11
PHL
Philadelphia
AUS
Austin
$369 Roundtrip, found 5 hours ago
$369
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Sat, Sep 5 from Philadelphia to Austin, returning Fri, Sep 11, priced at $369 found 5 hours ago

Alternative airports near Austin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Austin-Bergstrom Intl. AUS. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $228
AUS
Austin-Bergstrom Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $228

Find the cheapest month to fly from Philadelphia (PHL) to Austin (AUS)

September is typically the cheapest month to fly

From $250 - $297 per traveler.

What you need to know for your flight from Philadelphia Intl. to Austin-Bergstrom Intl.

Philadelphia (PHL) to Austin (AUS) at a glance

Travel from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS) on this domestic short-haul route, where you can choose from various airlines. Whether you’re looking for cheap flights from Philadelphia or prefer a full-service experience, you can compare options to find the itinerary that aligns with your budget and schedule. With weekly flights available, you'll be well on your way to exploring Austin's vibrant neighborhoods and iconic attractions.

  • Fastest flight duration: around 4 hours non-stop
  • Route distance: roughly 1,400 miles (2,250 km)
  • Flights per week: around 30+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $80–$440, depending on seasonality and how far ahead you book

Flights from Philadelphia International Airport (PHL) to Austin-Bergstrom International Airport (AUS)

Based on the latest traveler bookings, here are the top airlines favored for flights from Philadelphia to Austin, highlighting both non-stop and one-stop options. Many travelers choose convenient layovers at Nashville International Airport (BNA, approximately 55 minutes), Midway International Airport (MDW, around 1 hour), and Hartsfield-Jackson Atlanta International Airport (ATL, about 1 hour and 30 minutes). This variety allows you to balance price, total travel time, and cabin class for the ideal itinerary.

  • American Airlines: As a comprehensive airline, it provides non-stop and one-stop options. One-way ticket prices generally fall between $90 and $500. This airline operates about 53% of departures on this route, with non-stop flights typically taking around 4 hours.
  • Southwest Airlines: This budget-friendly airline offers both non-stop and one-stop services, with one-way fares ranging from $80 to $360. Southwest accounts for about 28% of the flights on this route, featuring a typical one-stop duration of 4 hours and 45 minutes, leading to an overall travel time of approximately 6 hours.
  • Frontier Airlines: A low-cost airline, Frontier provides non-stop and one-stop service, with one-way fares usually between $80 and $245. It represents around 8% of the departures for this route, with non-stop flights averaging a travel time of 4 hours.
  • Delta: Known as a full-service airline, Delta offers one-stop journeys with one-way fares typically ranging from $115 to $560. This carrier makes up about 5% of departures on this route, with an in-flight time of 4 hours and 45 minutes, leading to a total journey of around 6 hours including layovers.
  • United: Another full-service option, United provides both non-stop and one-stop services, with one-way fares typically costing between $100 and $465. It accounts for roughly 5% of departures on this route, featuring a one-stop travel time of 4 hours and 45 minutes, culminating in an overall journey time of about 6 hours.

Travelers have the option to upgrade their flight from Philadelphia to Austin, with American Airlines and Delta both offering first-class service for this route.

Best time to fly from Philadelphia (PHL) to Austin (AUS)

The most popular months for travelers flying from Philadelphia to Austin are March, April, and October, when peak temperatures in Austin reach up to 70.7°F in October. If you prefer quieter travel, consider December, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 53.6°F. For better deals, August usually offers the lowest average one-way fare around $165. Flight availability peaks in October, with approximately 47 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 22 flights per week.

  • Cheapest time to fly: August usually offers good deals with average one-way fare around $165, roughly 26% cheaper than the yearly average.
  • Another budget-friendly time to fly: September typically offers an average one-way fare of around $171.
  • Most flight options: October has the highest number of flights from Philadelphia to Austin, with approximately 47 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January51.1°F (10.6°C)Moderately Low22$252
February53.8°F (12.1°C)Moderately Low26$266
March61.7°F (16.5°C)Moderately High36$291
April68.0°F (20.0°C)Moderately High37$268
May75.0°F (23.9°C)Average35$249
June82.2°F (27.9°C)Average35$187
July85.1°F (29.5°C)Average33$184
August86.5°F (30.3°C)Average33$165
September80.4°F (26.9°C)Average34$171
October70.7°F (21.5°C)Moderately High47$191
November59.9°F (15.5°C)Average36$205
December53.6°F (12.0°C)Moderately Low31$242

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Philadelphia (PHL) to Austin (AUS)

  • Philadelphia to San Antonio (PHL-SAT): San Antonio International Airport (SAT) lies approximately 67 miles from Austin-Bergstrom International Airport (AUS). One-way economy prices for this route generally range from $100 to $410, influenced by the season and how far in advance you book. Travelers can choose from both non-stop and one-stop flights, with common layover points at Dallas-Fort Worth International Airport (DFW) and Hartsfield-Jackson Atlanta International Airport (ATL). American Airlines and Southwest Airlines (a budget carrier) are among the leading airlines serving this route. Additionally, first-class service is offered on these flights.
  • Trenton to Austin (TTN-AUS): Mercer Airport (TTN) is located around 36 miles from Philadelphia International Airport (PHL). One-way economy fares on this route typically fall between $80 and $330, varying by season and booking time. This route primarily features one-stop flights, with frequent layovers at Hartsfield-Jackson Atlanta International Airport (ATL) and Orlando International Airport (MCO). The most popular airlines for this journey include Frontier Airlines (a low-cost option) and American Airlines.

How to find the best prices for flights from Philadelphia (PHL) to Austin (AUS)

Getting some of the best deals on flights from Philadelphia to Austin is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures between 5 AM and 12 PM tend to be less expensive and are also the most popular flight times. Additionally, flying on Sunday often offers lower prices, while Thursday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Austin-Bergstrom International Airport from Philadelphia International Airport

Austin welcomes travelers from Philadelphia with a range of transport options based on price, convenience, and proximity. Here's how to reach Austin efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Austin, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Austin-Bergstrom International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Austin-Bergstrom International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Austin-Bergstrom International Airport, Plaza Saltillo Station (a metro station) is located about 7.7 miles away by car, while Austin Seaport (a seaport) is situated approximately 8.8 miles away by car, providing convenient access to public transport and waterfront activities.

Frequently asked questions

How much does a flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) cost?
You can find cheap one-way flights from $114 and cheap return flights from $228 Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) with Expedia. One-way flights typically cost between $198 and $983, and return flights often range between $331 and $1197. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
September is the cheapest month to fly from Philadelphia to Austin, with average return fares around $310. This is about 22% lower than the average price throughout the year, as travel tends to slow down after the summer. Other budget-friendly months include August and October.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
American Airlines operates around 27 direct flights from PHL to AUS every week.
What is the cheapest airline that flies from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Philadelphia (PHL) to Austin (AUS), with round-trip tickets starting from around $539. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
To find a cheap flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The best airline to fly with from Philadelphia, PA (PHL) to Austin, TX (AUS) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. American Airlines also offers the most daily flights from PHL to AUS, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
For flights from Philadelphia, PA (PHL) to Austin, TX (AUS), September and August are the best months to consider. You can find return flights at around $310, making it a budget-friendly option. September is particularly favorable as it offers a pleasant climate and fewer crowds.*Prices based on flights available on Expedia in the last year.
How many flights per day from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
On average, there are around 4 nonstop flights per day from Philadelphia Intl. (PHL) to Austin-Bergstrom Intl. (AUS). For more options, look at flights that include layovers.
What is the earliest flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
The earliest flight from Philadelphia International (PHL) to Austin-Bergstrom International (AUS) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service is active in April, allowing you to arrive in Austin early and enjoy the day ahead. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
When flying from Philadelphia Intl. (PHL) to Austin-Bergstrom Intl. (AUS), the most popular departure times are in the early morning, from 6am to 9am. About 28% of passengers prefer this time window. Many major carriers, including American Airlines, Delta Airlines, and United Airlines, provide flights during this period. This timing works well for travelers looking to make the most of their day in Austin.
How long does it take to fly from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Direct flights from PHL to AUS usually take about 4 hours, traveling roughly 1,428 miles. If you opt for a connecting flight, expect to add around 2 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
Business class seats are offered on the PHL to AUS route with American Airlines.First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines
  • Spirit Airlines

How much is a business class flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
A direct, return business class ticket from Philadelphia, PA (PHL) to Austin, TX (AUS) typically costs between $1,429 - $1,942. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight with Expedia?
It's easy to earn miles on a Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Austin from Philadelphia Intl. (PHL)?
From Philadelphia Intl. (PHL), you can fly into Austin-Bergstrom Intl. (AUS) to reach Austin. Some flights may connect through major hubs like Washington Dulles Intl. (IAD), Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD) before reaching Austin. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) at the last minute?
Typically, booking a last minute flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight and hotel package?
Securing a Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) Austin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.)?
If you booked your Philadelphia, PA (PHL-Philadelphia Intl.) to Austin, TX (AUS-Austin-Bergstrom Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$228
Distance
1428 mi
Average flight time
3 hours 3 mins

Book with confidence

Philadelphia to Austin Flights

The cheapest times to fly from Philadelphia to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Austin are during the month of October. You can find some of the cheapest flights from Philadelphia to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Austin

Sunday is one of the best days to book for cheap flights from Philadelphia to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Austin in 2026. You can also book with separate airlines for your outbound and return journeys, from $114 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Philadelphia to Austin Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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