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Cheap flights from Portland (PDX) to Sydney (SYD)

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0 Children (2~11)
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How to find the cheapest flight from Portland (PDX) to Sydney (SYD)

How to find the cheapest flight from Portland (PDX) to Sydney (SYD)
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How to find the cheapest flight from Portland (PDX) to Sydney (SYD)
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How to find the cheapest flight from Portland (PDX) to Sydney (SYD)
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Cheap flights from Portland to Sydney in November , December 2025

28 Nov - 06 Dec $ 1,344.00
PDX
Portland
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
2 STOPS
PDX
Portland
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28 Nov - 05 Dec $ 1,771.00
PDX
Portland
Alaska Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
Alaska Airlines
1 STOPS
PDX
Portland
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23 Nov - 02 Dec $ 2,337.00
PDX
Portland
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
2 STOPS
PDX
Portland
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Last minute flights from Portland to Sydney

24 Nov - 30 Nov $ 1,594.00
PDX
Portland
Alaska Airlines
2 STOPS
SYD
Sydney
SYD
Sydney
Alaska Airlines
2 STOPS
PDX
Portland
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23 Nov - 30 Nov $ 2,275.00
PDX
Portland
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
1 STOPS
PDX
Portland
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24 Nov - 30 Nov $ 2,395.00
PDX
Portland
Qantas
1 STOPS
SYD
Sydney
SYD
Sydney
Qantas
1 STOPS
PDX
Portland
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One-way flights to Sydney from Portland

6:00 AM - 10:45 PM
Qantas
1 Stops
32h
PDX - SYD
$ 617
Kiwi
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7:00 AM - 11:55 AM
Hawaiian Airlines
1 Stops
17h 45m
PDX - SYD
$ 730
Kiwi
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7:00 AM - 11:55 AM
Hawaiian Airlines
1 Stops
17h 45m
PDX - SYD
$ 733
Kiwi
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How to find the cheapest flight from Portland (PDX) to Sydney (SYD)

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