Book a trip from Boston to Sydney with Cathay Pacific , fares from USD1,548

Deals on Boston (BOS) to Sydney (SYD) flights

Mar 2025
FromUSD1,548*
Seen 10 hours ago
Round trip/Economy
USD1.5K
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RangeUSD1,548-USD1,813

Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)

Book flights to Sydney SYD

Book flights to Sydney SYD
From
To
Fare Type
Dates
Price
Boston (BOS)Sydney (SYD)Round-trip
/
Economy		24/03/2025 - 28/03/2025

From

USD1,548*

Seen 10 hours ago

From Boston To Sydney Fare Type Round-trip Economy Dates 24/03/2025 - 28/03/2025 From USD1,548 Seen 10 hours ago
Boston (BOS)Sydney (SYD)Round-trip
/
Economy		21/03/2025 - 02/04/2025

From

USD1,698*

Seen 1 day ago

From Boston To Sydney Fare Type Round-trip Economy Dates 21/03/2025 - 02/04/2025 From USD1,698 Seen 1 day ago
Boston (BOS)Sydney (SYD)Round-trip
/
Economy		20/03/2025 - 07/04/2025

From

USD1,813*

Seen 1 day ago

From Boston To Sydney Fare Type Round-trip Economy Dates 20/03/2025 - 07/04/2025 From USD1,813 Seen 1 day ago
Boston (BOS)Sydney (SYD)Round-trip
/
Economy		15/05/2025 - 15/06/2025

From

USD1,998*

Seen 4 hours ago

From Boston To Sydney Fare Type Round-trip Economy Dates 15/05/2025 - 15/06/2025 From USD1,998 Seen 4 hours ago

Book Business Class flights to Sydney - selected offers

All fares displayed include taxes and carrier-imposed surcharges. All fares, government taxes and fees, and surcharges are subject to change at any time. For ticket cancellations, where applicable, the Hong Kong Passenger Security Charge, the Hong Kong Air Passenger Departure Tax, and the Hong Kong International Airport Construction Fee will be refunded without any administration fees.

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*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

Travel to Sydney in Premium Economy

Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)

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