Book a trip from Seattle to Sydney with Cathay Pacific , fares from USD1,524
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1 Passenger(s), Economy
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Deals on Seattle (SEA) to Sydney (SYD) flights
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Book flights to Sydney SYD
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Seattle (SEA) | Sydney (SYD) | Round-trip / Economy | 16/11/2025 - 23/11/2025 | From USD1,524 Seen 1 day ago | |
| Seattle (SEA) | Sydney (SYD) | Round-trip / Economy | 14/10/2025 - 21/10/2025 | From USD1,657 Seen 1 day ago | |
| Seattle (SEA) | Sydney (SYD) | Round-trip / Economy | 24/12/2025 - 03/01/2026 | From USD4,459 Seen 9 hours ago |
Lowest fares on round-trip 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.
Book Business Class flights to Sydney - selected offers
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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.