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Cheap flights from St Louis (STL) to Perth (PER)

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How to find the cheapest flight from St Louis (STL) to Perth (PER)

How to find the cheapest flight from St Louis (STL) to Perth (PER)
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How to find the cheapest flight from St Louis (STL) to Perth (PER)
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How to find the cheapest flight from St Louis (STL) to Perth (PER)
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Cheap flights from St Louis to Perth in September , October 2026

30 Sep - 21 Oct $ 1,729.00
STL
St Louis
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
STL
St Louis
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30 Sep - 28 Oct $ 1,735.00
STL
St Louis
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
STL
St Louis
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29 Sep - 21 Oct $ 1,774.00
STL
St Louis
Frontier Airlines
3 STOPS
PER
Perth
PER
Perth
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Perth

28 Sep - 02 Oct $ 2,060.00
STL
St Louis
Alaska Airlines
3 STOPS
PER
Perth
PER
Perth
Alaska Airlines
3 STOPS
STL
St Louis
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27 Sep - 01 Oct $ 2,138.00
STL
St Louis
Alaska Airlines
3 STOPS
PER
Perth
PER
Perth
Alaska Airlines
3 STOPS
STL
St Louis
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28 Sep - 01 Oct $ 2,301.00
STL
St Louis
Cathay Pacific
3 STOPS
PER
Perth
PER
Perth
Cathay Pacific
3 STOPS
STL
St Louis
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One-way flights to Perth from St Louis

6:30 AM - 2:15 PM
AirAsia
3 Stops
48h 20m
STL - PER
$ 891
Kiwi
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3:19 PM - 11:10 PM
Scoot
3 Stops
48h 1m
STL - PER
$ 936
Kiwi
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6:29 AM - 10:40 AM
Batik Air Malaysia
3 Stops
44h 46m
STL - PER
$ 976
Kiwi
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How to find the cheapest flight from St Louis (STL) to Perth (PER)

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