Earn point on your loyalty program!arrow arc left

Cheap flights from Philadelphia (PHL) to Perth (PER)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)

How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Philadelphia to Perth in March , April 2026

24 Mar - 20 Apr $ 1,454.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
PHL
Philadelphia
Pick dates
24 Mar - 20 Apr $ 1,472.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
PHL
Philadelphia
Pick dates
24 Mar - 27 Apr $ 1,531.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
PHL
Philadelphia
Pick dates

Last minute flights from Philadelphia to Perth

24 Mar - 01 Apr $ 1,836.00
PHL
Philadelphia
Hawaiian Airlines
3 STOPS
PER
Perth
PER
Perth
Hawaiian Airlines
3 STOPS
PHL
Philadelphia
Pick dates
24 Mar - 01 Apr $ 1,849.00
PHL
Philadelphia
Hawaiian Airlines
3 STOPS
PER
Perth
PER
Perth
Hawaiian Airlines
3 STOPS
PHL
Philadelphia
Pick dates
24 Mar - 01 Apr $ 1,867.00
PHL
Philadelphia
Hawaiian Airlines
3 STOPS
PER
Perth
PER
Perth
Hawaiian Airlines
3 STOPS
PHL
Philadelphia
Pick dates

One-way flights to Perth from Philadelphia

11:47 AM - 2:00 PM
Indonesia AirAsia
3 Stops
42h 3m
PHL - PER
$ 764
Kiwi
Pick dates
11:47 AM - 2:00 PM
TransNusa
3 Stops
41h 53m
PHL - PER
$ 783
Kiwi
Pick dates
7:00 PM - 10:35 AM
Qantas
2 Stops
29h 25m
PHL - PER
$ 2,064
Kiwi
Pick dates

How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Philadelphia (PHL) to Perth (PER)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.