✈ SYD → ORD
18H 27M FLIGHT. YOU WILL FORGET WHAT GRASS LOOKS LIKE.
Flight from Sydney to Chicago
From Kingsford Smith (SYD), Australia Oceania → O'Hare (ORD), USA North America
↔ Flying the other way? Chicago → Sydney
How long is the flight from Sydney to Chicago?
A nonstop flight from Sydney (SYD) to Chicago (ORD) takes about 18 hours 27 minutes, covering a great-circle distance of 9,235 miles (14,862 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
18h 27m
Nonstop, scheduled
Distance
9,235 mi
14,862 km · great-circle
Avg speed
806 km/h
Door-to-door including taxi
Time zones & jet lag
Sydney timezone
UTC+10
Australia/Sydney
Chicago timezone
UTC-5
America/Chicago
Time difference
-15h
15 hours behind
Jet lag (rough)
~10.5d
Westward — easier
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.
Flights from Sydney
Nearest destinations
- Sydney → Melbourne
- Sydney → Auckland
- Sydney → Bali (Denpasar)
- Sydney → Manila
- Sydney → Singapore
- Sydney → Kuala Lumpur
- Sydney → Taipei
- Sydney → Hong Kong
- Sydney → Bangkok
- Sydney → Osaka
Long-haul from Sydney
- Sydney → Lisbon
- Sydney → Casablanca
- Sydney → Madrid
- Sydney → Dublin
- Sydney → Barcelona
- Sydney → London
- Sydney → Manchester
- Sydney → Paris
- Sydney → Edinburgh
- Sydney → Brussels
More flights to North America
Flights to Chicago
Nearest origins
- Toronto → Chicago
- Atlanta → Chicago
- New York → Chicago
- Dallas → Chicago
- Boston → Chicago
- Miami → Chicago
- Cancun → Chicago
- Las Vegas → Chicago
- Mexico City → Chicago
- Seattle → Chicago