Book flights from Chicago to Australia with Cathay Pacific from USD2,147

1 Passenger(s), Economy

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Popular flights from Chicago to Australia

LEAVING FROM

GOING TO

Budget

USD

CABIN CLASS

Chicago (ORD)to
Perth (PER)
19/10/2026 - 28/10/2026
From
USD2,147
Seen 6 hours ago
Round-trip
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.)

Book flights from Chicago to Australia

LEAVING FROM

GOING TO

Budget

USD

CABIN CLASS

Chicago (ORD)to

Perth (PER)

19/10/2026 - 28/10/2026

Round-trip

Economy

From

USD2,147

Seen 6 hours ago

Chicago (ORD)to

Perth (PER)

15/07/2026 - 23/07/2026

Round-trip

Economy

From

USD2,651

Seen 1 day ago

Chicago (ORD)to

Perth (PER)

15/07/2026 - 24/07/2026

Round-trip

Economy

From

USD2,701

Seen 1 day 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.