Cheapest one-way flights from Chicago to Sydney in February from 553€

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

One-Way flights

21 Feb Frontier Airlines
24 Feb Frontier Airlines
22 Feb Frontier Airlines

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

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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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