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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 May , June 2026

31 May - 14 Jun $ 1,489.00
PHL
Philadelphia
United Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
United Airlines
1 STOPS
PHL
Philadelphia
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23 May - 10 Jun $ 3,255.00
PHL
Philadelphia
Alaska Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Alaska Airlines
2 STOPS
PHL
Philadelphia
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24 May - 10 Jun $ 3,298.00
PHL
Philadelphia
Alaska Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Alaska Airlines
2 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to Sydney

27 May - 31 May $ 1,829.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Frontier Airlines
2 STOPS
PHL
Philadelphia
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28 May - 31 May $ 2,398.00
PHL
Philadelphia
Air New Zealand
2 STOPS
SYD
Sydney
SYD
Sydney
Air New Zealand
1 STOPS
PHL
Philadelphia
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24 May - 31 May $ 2,910.00
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

12:21 PM - 11:30 PM
Qantas
2 Stops
29h 9m
PHL - SYD
$ 903
Kiwi
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9:25 AM - 7:00 AM
Air New Zealand
2 Stops
33h 20m
PHL - SYD
$ 1,344
Kiwi
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6:32 PM - 10:55 PM
Qantas
1 Stops
22h 23m
PHL - SYD
$ 1,770
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.