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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)
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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 February , March 2026

24 Feb - 13 Mar $ 1,044.00
BOS
Boston
Spirit Airlines
3 STOPS
CNS
Cairns
CNS
Cairns
Spirit Airlines
3 STOPS
BOS
Boston
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24 Feb - 05 Mar $ 1,074.00
BOS
Boston
Alaska Airlines
3 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
3 STOPS
BOS
Boston
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24 Feb - 05 Mar $ 1,108.00
BOS
Boston
Alaska Airlines
3 STOPS
CNS
Cairns
CNS
Cairns
Alaska Airlines
3 STOPS
BOS
Boston
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Last minute flights from Boston to Cairns

24 Feb - 01 Mar $ 1,243.00
BOS
Boston
Hawaiian Airlines
3 STOPS
CNS
Cairns
CNS
Cairns
Hawaiian Airlines
3 STOPS
BOS
Boston
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24 Feb - 01 Mar $ 1,277.00
BOS
Boston
Hawaiian Airlines
3 STOPS
CNS
Cairns
CNS
Cairns
Hawaiian Airlines
3 STOPS
BOS
Boston
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24 Feb - 01 Mar $ 1,286.00
BOS
Boston
Hawaiian Airlines
3 STOPS
CNS
Cairns
CNS
Cairns
Hawaiian Airlines
3 STOPS
BOS
Boston
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One-way flights to Cairns from Boston

7:00 AM - 8:45 AM
Fiji Airways
3 Stops
37h 35m
BOS - CNS
$ 519
Kiwi
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5:57 PM - 8:10 AM
United Airlines
2 Stops
49h 18m
BOS - CNS
$ 1,016
Kiwi
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4:04 PM - 8:35 AM
Qantas
2 Stops
27h 56m
BOS - CNS
$ 1,324
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.