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Cheap flights from Boston (BOS) to Sydney (SYD)

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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 Sydney (SYD)

How to find the cheapest flight from Boston (BOS) to Sydney (SYD)
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How to find the cheapest flight from Boston (BOS) to Sydney (SYD)
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How to find the cheapest flight from Boston (BOS) to Sydney (SYD)
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Cheap flights from Boston to Sydney in February , March 2026

28 Feb - 06 Mar $ 2,408.00
BOS
Boston
Hawaiian Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
2 STOPS
BOS
Boston
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28 Feb - 05 Mar $ 2,430.00
BOS
Boston
Hawaiian Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
2 STOPS
BOS
Boston
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28 Feb - 03 Mar $ 2,462.00
BOS
Boston
Hawaiian Airlines
1 STOPS
SYD
Sydney
SYD
Sydney
Hawaiian Airlines
2 STOPS
BOS
Boston
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One-way flights to Sydney from Boston

10:10 PM - 9:45 PM
Emirates
3 Stops
52h 25m
BOS - SYD
$ 1,228
Kiwi
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10:15 PM - 9:45 PM
Emirates
2 Stops
52h 20m
BOS - SYD
$ 1,235
Kiwi
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10:15 PM - 10:15 AM
Emirates
2 Stops
40h 45m
BOS - SYD
$ 1,487
Kiwi
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How to find the cheapest flight from Boston (BOS) to Sydney (SYD)

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