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Cheap flights from Boston (BOS) to Cairns (CNS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from Boston (BOS) to Cairns (CNS)

How to find the cheapest flight from Boston (BOS) to Cairns (CNS)
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How to find the cheapest flight from Boston (BOS) to Cairns (CNS)
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How to find the cheapest flight from Boston (BOS) to Cairns (CNS)
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Cheap flights from Boston to Cairns in September , October 2026

30 Sep - 27 Oct $ 2,168.00
BOS
Boston
Alaska Airlines
2 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
3 STOPS
BOS
Boston
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30 Sep - 10 Oct $ 3,360.00
BOS
Boston
Cathay Pacific
2 STOPS
CNS
Cairns
CNS
Cairns
Cathay Pacific
2 STOPS
BOS
Boston
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30 Sep - 05 Oct $ 3,851.00
BOS
Boston
Cathay Pacific
2 STOPS
CNS
Cairns
CNS
Cairns
Cathay Pacific
2 STOPS
BOS
Boston
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One-way flights to Cairns from Boston

7:59 PM - 8:05 PM
Jetstar Airways
3 Stops
42h 31m
BOS - CNS
$ 1,190
Kiwi
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1:45 AM - 8:25 AM
Cathay Pacific
2 Stops
44h 5m
BOS - CNS
$ 2,223
Kiwi
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3:45 PM - 7:10 AM
Air New Zealand
2 Stops
28h
BOS - CNS
$ 2,380
Kiwi
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How to find the cheapest flight from Boston (BOS) to Cairns (CNS)

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