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Cheap flights from Portland (PDX) to Cairns (CNS)

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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 Portland (PDX) to Cairns (CNS)

How to find the cheapest flight from Portland (PDX) to Cairns (CNS)
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How to find the cheapest flight from Portland (PDX) to Cairns (CNS)
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How to find the cheapest flight from Portland (PDX) to Cairns (CNS)
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Cheap flights from Portland to Cairns in April , May 2026

23 Apr - 14 May $ 1,098.00
PDX
Portland
Alaska Airlines
2 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
2 STOPS
PDX
Portland
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10 Apr - 02 May $ 2,028.00
PDX
Portland
Alaska Airlines
2 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
2 STOPS
PDX
Portland
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10 Apr - 02 May $ 4,959.00
PDX
Portland
Qantas
2 STOPS
CNS
Cairns
CNS
Cairns
Qantas
2 STOPS
PDX
Portland
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Last minute flights from Portland to Cairns

23 Apr - 30 Apr $ 1,120.00
PDX
Portland
Alaska Airlines
2 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
2 STOPS
PDX
Portland
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10 Apr - 30 Apr $ 1,666.00
PDX
Portland
Alaska Airlines
2 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
2 STOPS
PDX
Portland
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10 Apr - 30 Apr $ 4,328.00
PDX
Portland
Qantas
2 STOPS
CNS
Cairns
CNS
Cairns
Qantas
2 STOPS
PDX
Portland
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One-way flights to Cairns from Portland

2:54 PM - 8:45 AM
Fiji Airways
2 Stops
27h 46m
PDX - CNS
$ 558
Kiwi
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5:45 PM - 9:45 AM
Qantas
2 Stops
26h 10m
PDX - CNS
$ 879
Kiwi
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5:49 PM - 8:05 AM
Qantas
2 Stops
23h 46m
PDX - CNS
$ 2,968
Kiwi
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How to find the cheapest flight from Portland (PDX) to Cairns (CNS)

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