Earn point on your loyalty program!arrow arc left

Cheap flights from Denver (DEN) 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 Denver (DEN) to Perth (PER)

How to find the cheapest flight from Denver (DEN) 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 Denver (DEN) 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 Denver (DEN) 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 Denver to Perth in September , October 2026

30 Sep - 29 Oct $ 1,628.00
DEN
Denver
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
2 STOPS
DEN
Denver
Pick dates
30 Sep - 07 Oct $ 2,494.00
DEN
Denver
Qantas
2 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
DEN
Denver
Pick dates
30 Sep - 07 Oct $ 3,836.00
DEN
Denver
Qantas
2 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
DEN
Denver
Pick dates

Last minute flights from Denver to Perth

28 Sep - 02 Oct $ 1,988.00
DEN
Denver
Frontier Airlines
2 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
DEN
Denver
Pick dates
28 Sep - 02 Oct $ 1,988.00
DEN
Denver
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
DEN
Denver
Pick dates
28 Sep - 01 Oct $ 2,126.00
DEN
Denver
Frontier Airlines
2 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
DEN
Denver
Pick dates

One-way flights to Perth from Denver

8:22 AM - 3:00 PM
Cathay Pacific
2 Stops
48h 18m
DEN - PER
$ 861
Kiwi
Pick dates
7:08 PM - 11:10 PM
Scoot
3 Stops
43h 12m
DEN - PER
$ 864
Kiwi
Pick dates
8:22 AM - 11:15 PM
Cathay Pacific
2 Stops
32h 28m
DEN - PER
$ 1,375
Kiwi
Pick dates

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