Flights operate between Philadelphia (PHL) and Austin (AUS).
1 airline operates this route with 2-6 flights daily flights.
Average flight time is 3h 37m - 4h 25m.
Route distance is 1436 miles (2311 km).
Route Distance
1436 miles (2311 km)
Average Duration
3h 37m - 4h 25m
Airlines Operating This Route
Frontier Airlines
Flight Frequency
Daily Flights
2-6 flights
Weekly Flights
37
Typical Departure Time Ranges
Earliest Departure
08:00
Latest Departure
08:00
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Frontier Airlines serves 1 destination from PHL
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| PHL → Austin (AUS) (AUS) | 7/week | 3h 37m - 4h 25m | 1,436 km | Seasonal |
Flight Schedule & Filters
Frontier Airlines flights from Philadelphia (PHL) to Austin (AUS)
Frontier Airlines operates scheduled nonstop flights between Philadelphia (PHL) and Austin (AUS). Frontier Airlines operates 2-6 flights daily flights on this route.• Flight Duration: 3h 37m - 4h 25m (average flight time)• Distance: 1436 miles (2311 km) (air miles between airports)• Daily Flights: 2-6 flights (scheduled departures per day)
Philadelphia (PHL)
US
Austin (AUS)
US
FLIGHT TIME
3h 37m - 4h 25m
FLIGHT DISTANCE
1436 miles (2311 km)
4h 3m - 4h 3m
08:00
08:00
1436 miles (2311 km)
March
1 (Show)
37
Frontier Airlines Terminal Information & Contact
Departure Terminal - Philadelphia (PHL)
Terminal: E
Phone: 1 866-807-7258
Location: E, Philadelphia, US
Arrival Terminal - Austin (AUS)
Terminal: 1
Phone: 800-435-9792
Location: 1, Austin, US
Frontier Airlines Flight Schedule from Philadelphia (PHL) to Austin (AUS)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F91841 |  Frontier Airlines | 08:00 | 11:03:00 | Airbus A321neo |
Frontier Airlines Monthly Flight Calendar
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Frontier Airlines Terminal Information
Departure Terminal at Philadelphia (PHL):
Terminal E:
• Frontier Airlines Terminal Phone: 1 866-807-7258
Arrival Terminal at Austin (AUS):
Weather & Climate at Austin (AUS)
21.7°C
Avg Temperature81mm
Avg Rainfall13.5km/h
Avg Wind Speed65%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Austin (AUS)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Austin (AUS)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Frontier Airlines to Austin (AUS)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Challenging Months
These months may have less favorable conditions. Plan accordingly and book early.
Seasonal Insight
Best travel months: 2025-06, 2025-09
Seasonal Travel Calendar
Frontier Airlines Contact Information and Customer Services
Frontier Airlines Address
4545 Airport Way
Denver, Colorado 80239, United States
Official Website
flyfrontier.comFrequently Asked Questions
How many Frontier Airlines flights operate from Philadelphia (PHL) to Austin (AUS)?
Frontier Airlines operates 1 flight from Philadelphia (PHL) to Austin (AUS).
What city does Austin (AUS) airport serve?
Austin (AUS) airport serves Austin, US.
How long is the Frontier Airlines flight from Philadelphia (PHL) to Austin (AUS)?
The flight duration is approximately 3h 37m - 4h 25m.
What is the distance from Philadelphia (PHL) to Austin (AUS)?
The distance is 1436 miles (2311 km).
What aircraft does Frontier Airlines use on this route?
Frontier Airlines uses Airbus A321neo on this route.
Which other airlines operate on this route?
1 other airline operates on this route: American Airlines.
Which terminal does Frontier Airlines use at Philadelphia (PHL)?
Frontier Airlines flights from Philadelphia (PHL) depart from Terminal E. Terminal E phone: 1 866-807-7258.
View all Frontier Airlines flights to Philadelphia (PHL) →
Popular Frontier Airlines routes from Philadelphia include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.