Cheapest return flights from Chicago to Sydney in April from $2729

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

AirHint found the following cheapest return flights from Chicago (MDW) to Sydney (SYD) in April 2025 (see full year).

Return flights

23 Apr - 30 Apr Korean Air

Also check the deals for one-way flights from Chicago to Sydney in April.

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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