Frontier Airlines Adds Philadelphia (PHL) to Austin (AUS) and Los Angeles (LAX)

Frontier Airlines will begin service from Philadelphia International Airport (PHL) to Austin–Bergstrom International Airport (AUS) and Los Angeles International Airport (LAX) on Thursday, May 22, 2025.

• F9 1841 will operate on Tuesdays, Thursdays, and Sundays, departing PHL at 6:15 a.m. and arriving at AUS at 8:55 a.m.

• F9 1842 will operate on the same three days, departing AUS at 11:20 a.m. and arriving at PHL at 3:57 p.m.

• F9 3587 will operate daily, departing PHL at 5:35 p.m. and arriving at LAX at 8:20 p.m.

• F9 3588 will operate daily, departing LAX at 10:35 p.m. and arriving at PHL at 6:58 a.m. the next day.

Schedules currently show the flights operated by A320neos with 186 seats at launch.

This is a welcome addition for PHL as Frontier continues to adjust and expand their operation at the airport.