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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 February , March 2026

26 Feb - 25 Mar $ 1,543.00
STL
St Louis
Qantas
3 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
STL
St Louis
Pick dates
26 Feb - 24 Mar $ 1,543.00
STL
St Louis
Qantas
3 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
STL
St Louis
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26 Feb - 13 Mar $ 1,543.00
STL
St Louis
Qantas
3 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Perth

25 Feb - 01 Mar $ 1,446.00
STL
St Louis
Qantas
3 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
STL
St Louis
Pick dates
25 Feb - 01 Mar $ 1,492.00
STL
St Louis
Qantas
3 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
STL
St Louis
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26 Feb - 01 Mar $ 1,510.00
STL
St Louis
Qantas
3 STOPS
PER
Perth
PER
Perth
Qantas
2 STOPS
STL
St Louis
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One-way flights to Perth from St Louis

2:47 PM - 2:15 PM
Jetstar Airways
3 Stops
38h 48m
STL - PER
$ 694
Kiwi
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12:03 PM - 6:40 AM
Qantas
2 Stops
29h 42m
STL - PER
$ 1,045
Kiwi
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4:35 PM - 9:15 AM
United Airlines
2 Stops
28h 45m
STL - PER
$ 1,117
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.