American AirlinesAAAmerican AirlinesQantasQFQantas
One Way•Economy
United StatesORD

O'Hare International Airport

Chicago, United States
AustraliaSYD

Sydney Airport

Sydney, Australia
$594 USD
-29%$422 USD
Verified Oct 18, 2025 at 8:40 PM
Great Availability
75% of dates checked are available within 10% of the lowest price

Tuesday, October 28th, 2025

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