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

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0 Children (2~11)
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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 April , May 2026

28 Apr - 26 May $ 1,489.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
SYD
Sydney
SYD
Sydney
Frontier Airlines
2 STOPS
PHL
Philadelphia
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28 Apr - 23 May $ 1,495.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
SYD
Sydney
SYD
Sydney
Frontier Airlines
2 STOPS
PHL
Philadelphia
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28 Apr - 28 May $ 1,523.00
PHL
Philadelphia
Frontier Airlines
3 STOPS
SYD
Sydney
SYD
Sydney
Frontier Airlines
2 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to Sydney

28 Apr - 30 Apr $ 1,695.00
PHL
Philadelphia
Alaska Airlines
3 STOPS
SYD
Sydney
SYD
Sydney
Alaska Airlines
2 STOPS
PHL
Philadelphia
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28 Apr - 01 May $ 3,696.00
PHL
Philadelphia
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
2 STOPS
PHL
Philadelphia
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28 Apr - 01 May $ 3,698.00
PHL
Philadelphia
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
2 STOPS
PHL
Philadelphia
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One-way flights to Sydney from Philadelphia

11:02 AM - 9:00 AM
Fiji Airways
3 Stops
34h 48m
PHL - SYD
$ 680
Kiwi
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1:20 PM - 8:30 AM
All Nippon Airways
2 Stops
39h 50m
PHL - SYD
$ 1,019
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.