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

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $160 (Kiwi.com) |
One-way from | $78 (CheapOair) |
Popular in | April |
Cheapest in | October |
Average price | $413 |
Good round-trip deal | $250 or less |
Good one-way deal | $139 or less |
Fly from
Fly to
Route
Depart
Return
Price
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Sun 1/18
6:02 pm-12:52 am
1 stop5h 50m
Philadelphia
Tue 1/20
8:25 pm-4:04 pm
1 stop20h 39m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Sat 1/17
7:03 am-5:58 pm
1 stop9h 55m
Philadelphia
Sun 1/18
5:30 am-5:07 pm
1 stop12h 37m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Fri 1/16
10:48 am-12:55 am
1 stop13h 07m
Philadelphia
Sun 1/18
3:48 pm-10:12 am
2 stops19h 24m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Wed 12/3
6:10 am-2:58 pm
1 stop7h 48m
Philadelphia
Sun 12/7
7:11 pm-9:23 am
2 stops15h 12m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Sat 1/17
7:03 am-5:58 pm
1 stop9h 55m
Philadelphia
Mon 1/19
8:00 am-5:17 pm
2 stops10h 17m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Sat 11/15
12:30 pm-7:45 pm
2 stops6h 15m
Philadelphia
Wed 11/19
6:00 am-1:45 pm
2 stops8h 45m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Thu 12/4
2:53 pm-7:19 pm
Nonstop3h 26m
Philadelphia
Wed 12/10
11:07 am-2:09 pm
Nonstop4h 02m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Sat 11/15
5:30 am-11:32 am
1 stop5h 02m
Philadelphia
Sun 11/16
6:14 am-12:56 pm
1 stop7h 42m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Sat 11/15
7:15 am-1:25 pm
1 stop5h 10m
Philadelphia
Mon 11/17
4:00 pm-11:05 pm
1 stop8h 05m
AustinPhiladelphia
AUS - PHL
AUSPHL
Austin Bergstrom
Wed 11/26
2:28 pm-6:54 pm
Nonstop3h 26m
Philadelphia
Sun 11/30
8:00 am-11:03 am
Nonstop4h 03m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
To ensure you get the cheapest price possible for a flight from Austin to Philadelphia, you should look to book at least 42 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.
Currently, January is the cheapest month in which you can book a flight from Austin to Philadelphia (average of $98). 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.
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 82% on airfare.
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.
Entertainment
Food
Overall
Comfort
Crew
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Overall
Comfort
Crew
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Overall
Comfort
Crew
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Overall
Comfort
Crew
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Overall
Comfort
Crew
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Overall
Comfort
Crew
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$213 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$127 | Average$234 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$158 | Average$344 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$175 | Average$416 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$346 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$272 | Average$524 | FlexibilityNo cancel fee | On-time69% |