Cheapest return flights from Chicago to Sydney in March from $1808

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

04 Mar - 09 Mar Frontier Airlines
18 Mar - 03 Apr Frontier Airlines
25 Mar - 29 Apr Korean Air
09 Mar - 24 Mar Korean Air
26 Mar - 02 Apr Korean Air
12 Mar - 28 Mar Korean Air
03 Mar - 13 Mar Korean Air
19 Mar - 10 Apr Korean Air
26 Mar - 01 Apr Korean Air
23 Mar - 06 Apr 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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