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 April , May 2026

26 Apr - 11 May $ 1,638.00
PHL
Philadelphia
Qantas
2 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
PHL
Philadelphia
Pick dates
26 Apr - 03 May $ 1,638.00
PHL
Philadelphia
Qantas
2 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
PHL
Philadelphia
Pick dates
26 Apr - 03 May $ 1,660.00
PHL
Philadelphia
Qantas
2 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
PHL
Philadelphia
Pick dates

Last minute flights from Philadelphia to Perth

28 Apr - 02 May $ 2,084.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
PHL
Philadelphia
Pick dates
28 Apr - 02 May $ 2,108.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
PHL
Philadelphia
Pick dates
28 Apr - 01 May $ 2,147.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
PHL
Philadelphia
Pick dates

One-way flights to Perth from Philadelphia

9:25 AM - 1:00 AM
VietJet Air
3 Stops
35h 30m
PHL - PER
$ 984
Kiwi
Pick dates
12:55 PM - 12:35 PM
Air New Zealand
2 Stops
39h 5m
PHL - PER
$ 1,787
Kiwi
Pick dates
6:21 PM - 8:35 AM
Qantas
2 Stops
29h 44m
PHL - PER
$ 2,268
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.