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Cheap flights from Philadelphia (PHL) to Sydney (SYD)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Philadelphia (PHL) to Sydney (SYD)

How to find the cheapest flight from Philadelphia (PHL) to Sydney (SYD)
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How to find the cheapest flight from Philadelphia (PHL) to Sydney (SYD)
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How to find the cheapest flight from Philadelphia (PHL) to Sydney (SYD)
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Cheap flights from Philadelphia to Sydney in December 2025 , January 2026

31 Dec - 12 Jan $ 1,111.00
PHL
Philadelphia
United Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
United Airlines
1 STOPS
PHL
Philadelphia
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21 Dec - 11 Jan $ 3,509.00
PHL
Philadelphia
Hawaiian Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
2 STOPS
PHL
Philadelphia
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21 Dec - 06 Jan $ 4,590.00
PHL
Philadelphia
Hawaiian Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
2 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to Sydney

22 Dec - 01 Jan $ 2,325.00
PHL
Philadelphia
Hawaiian Airlines
3 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
3 STOPS
PHL
Philadelphia
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24 Dec - 31 Dec $ 3,024.00
PHL
Philadelphia
United Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
United Airlines
1 STOPS
PHL
Philadelphia
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24 Dec - 31 Dec $ 3,024.00
PHL
Philadelphia
United Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
United Airlines
1 STOPS
PHL
Philadelphia
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One-way flights to Sydney from Philadelphia

12:37 PM - 8:25 PM
United Airlines
1 Stops
26h 23m
PHL - SYD
$ 672
Kiwi
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7:40 PM - 8:40 PM
Qatar Airways
1 Stops
31h 10m
PHL - SYD
$ 1,572
Kiwi
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6:25 PM - 11:00 PM
United Airlines
1 Stops
22h 50m
PHL - SYD
$ 2,112
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to Sydney (SYD)

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