Book flights from Chicago to Australia with Cathay Pacific from USD2,250

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)
15/10/2026 - 02/11/2026
From
USD2,250
Seen 1 hour ago
Round-trip
Economy
Chicago (ORD)to
Melbourne (MEL)
26/02/2027 - 27/06/2027
From
USD2,321
Seen 11 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.)

Explore flight fares from Chicago to Australia

LEAVING FROM

GOING TO

Budget

USD

CABIN CLASS

Chicago (ORD)to

Perth (PER)

15/10/2026 - 02/11/2026

Round-trip

Economy

From

USD2,250

Seen 1 hour ago

Chicago (ORD)to

Perth (PER)

15/12/2026 - 03/01/2027

Round-trip

Economy

From

USD2,630

Seen 5 hours ago

Chicago (ORD)to

Perth (PER)

30/11/2026 - 22/12/2026

Round-trip

Economy

From

USD2,250

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.