Cheapest one-way flights from Chicago to Sydney in June from $444

Best time to book flights for Chicago (ORD) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (ORD) to Sydney (SYD) in June 2025 (see full year).

One-Way flights

11 Jun Qantas
29 Jun Air Canada
30 Jun United
27 Jun United

Also check the deals for return flights from Chicago to Sydney in June.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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