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Cheap flights from St Louis (STL) to Sydney (SYD)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Sydney (SYD)

How to find the cheapest flight from St Louis (STL) to Sydney (SYD)
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How to find the cheapest flight from St Louis (STL) to Sydney (SYD)
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How to find the cheapest flight from St Louis (STL) to Sydney (SYD)
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Cheap flights from St Louis to Sydney in November , December 2025

24 Nov - 07 Dec $ 1,406.00
STL
St Louis
Hawaiian Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
2 STOPS
STL
St Louis
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17 Nov - 04 Dec $ 1,507.00
STL
St Louis
Qantas
2 STOPS
SYD
Sydney
SYD
Sydney
Qantas
2 STOPS
STL
St Louis
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18 Nov - 02 Dec $ 2,317.00
STL
St Louis
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
1 STOPS
STL
St Louis
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Last minute flights from St Louis to Sydney

17 Nov - 01 Dec $ 1,953.00
STL
St Louis
Qantas
2 STOPS
SYD
Sydney
SYD
Sydney
Qantas
3 STOPS
STL
St Louis
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24 Nov - 01 Dec $ 2,165.00
STL
St Louis
Qantas
2 STOPS
SYD
Sydney
SYD
Sydney
Qantas
2 STOPS
STL
St Louis
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18 Nov - 30 Nov $ 2,951.00
STL
St Louis
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
1 STOPS
STL
St Louis
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One-way flights to Sydney from St Louis

12:09 PM - 9:25 PM
Qantas
2 Stops
26h 16m
STL - SYD
$ 702
Kiwi
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7:00 AM - 7:45 AM
Qantas
2 Stops
34h 20m
STL - SYD
$ 703
Kiwi
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4:35 PM - 8:25 PM
United Airlines
1 Stops
21h 25m
STL - SYD
$ 1,120
Kiwi
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How to find the cheapest flight from St Louis (STL) to Sydney (SYD)

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