Cheapest return flights from Chicago to Sydney in March from $1432

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 March 2025 (see full year).

Return flights

09 Mar - 17 Mar Frontier Airlines
10 Mar - 16 Mar Korean Air
21 Mar - 29 Mar Korean Air

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

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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