Cheapest one-way flights from Chicago to Sydney in January from $568

AirHint found the following cheapest one-way flights from Chicago (ORD) to Sydney (SYD) in January 2026 (see full year).

One-Way flights

29 Jan Frontier Airlines
16 Jan Hawaiian Airlines
24 Jan Qantas
31 Jan Qantas
30 Jan Qantas
13 Jan Hawaiian Airlines
12 Jan Air Canada
07 Jan Hawaiian Airlines
02 Jan Hawaiian Airlines

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

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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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