Flights from Chicago to Sydney
Find and compare Chicago to Sydney flights below: airline choices, nonstop availability, flight time and the months that usually offer the best value.
Chicago to Sydney flights overview
Fares on the Chicago to Sydney route move daily with demand, sales and seat availability, so BookingTrolley compares live prices from several suppliers in one place. Based on this route's seasonal pattern, fares average roughly $ 758.00 over the year. Nov tends to be the cheapest month to fly (around $ 632.00), while Jun is usually the most expensive at about $ 941.00 — a swing of roughly 49%.
A direct Chicago to Sydney flight spans roughly 14,862 km and takes about 18.5 hours in the air. Both full-service and low-cost carriers serve this corridor; BookingTrolley compares their published fares so you can weigh price against flight time and baggage.
Frequently asked questions about flying from Chicago to Sydney
Tuesday and Wednesday are typically the cheapest days on Chicago to Sydney for United States travellers, with Friday and Sunday often higher. BookingTrolley compares mid-week and weekend fares on ORD–SYD.
Full-service and low-cost carriers compete from Chicago (ORD) to Sydney (SYD). BookingTrolley compares published fares so United States travellers can see which carrier is cheapest.
Economy round-trip flights on Chicago to Sydney vary by season. BookingTrolley tracks live fares on ORD–SYD so United States travellers can compare current prices.
The flying time from Chicago to Sydney is about 18.5 hours nonstop, covering roughly 14,862 km between ORD and SYD. BookingTrolley schedules show connecting itineraries take longer depending on layover length.
Shoulder months often pair good weather with lower airfare into Sydney. BookingTrolley price trends on Chicago to Sydney show steeper rises around major United States holiday periods.
Use BookingTrolley's flexible-date comparison for Chicago (ORD) to Sydney (SYD) to see which days cost least. Avoiding Friday–Sunday peaks is one of the fastest ways for United States travellers to cut the ticket price.
Find cheap flights on popular routes
Explore fares from Chicago, into Sydney, and on related corridors with BookingTrolley.
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