Chicago, Illinois to Sydney, Australia flights

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When to Fly
Prices range from $1,096 in May to $2,513 in July
Good deals for this route are priced below 1780.0

The cheapest round trip flights from ORD to SYD for any dates in the next six months were priced from about $1780 - $1900 A few lucky people found prices as low as $1690.

Fly out on a Monday, return on a Tuesday, save up to $380.

The best day to depart a roundtrip ticket from Chicago to Sydney is Monday, saving $160. The best day to return is Tuesday, saving up to $220.

Chicago, Illinois (ORD)
Sydney, Australia (SYD)    
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