Book flights from United States to Sydney (SYD) with Cathay Pacific from USD1,573
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1 Passenger(s), Economy
expand_morePROMOTION CODE (OPTIONAL)
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today
Popular flights from United States to Sydney
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USD
Lowest fares on flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply. Flights are subject to regulatory approval.
Explore flight fares from United States to Sydney
Make flexible bookings with Cathay Pacific and enjoy hassle-free travel when plans change.
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USD
Boston (BOS)to
Sydney (SYD)
30/11/2026 - 18/12/2026
Round-trip
Economy
From
USD2,078
Seen 1 day ago
Boston (BOS)to
Sydney (SYD)
29/11/2026 - 18/12/2026
Round-trip
Economy
From
USD2,128
Seen 1 day ago
Boston (BOS)to
Sydney (SYD)
01/12/2026 - 18/12/2026
Round-trip
Economy
From
USD2,186
Seen 1 day ago
New York (JFK)to
Sydney (SYD)
11/11/2026 - 25/11/2026
Round-trip
Economy
From
USD1,573
Seen 1 day ago
New York (JFK)to
Sydney (SYD)
12/11/2026 - 25/11/2026
Round-trip
Economy
From
USD1,573
Seen 1 day ago
New York (JFK)to
Sydney (SYD)
09/11/2026 - 25/11/2026
Round-trip
Economy
From
USD1,573
Seen 1 day ago
Los Angeles (LAX)to
Sydney (SYD)
18/02/2027 - 13/03/2027
Round-trip
Economy
From
USD1,731
Seen 1 day ago
Los Angeles (LAX)to
Sydney (SYD)
23/02/2027 - 13/03/2027
Round-trip
Economy
From
USD1,731
Seen 1 day ago
Los Angeles (LAX)to
Sydney (SYD)
25/02/2027 - 13/03/2027
Round-trip
Economy
From
USD1,731
Seen 1 day ago
Lowest fares on flights found by other customers on Cathay Pacific’s official website in the last 48 hours. All fares are subject to change at any time. Other Cathay Pacific Terms & Conditions apply. Flights are subject to regulatory approval.