Route Price Intelligence
Cheap Flights From Chicago to Sydney
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,462
Deals From
$1,412
Usually Costs
$1,412 – $1,512
Lowest We've Seen
$1,108
Based on 2,499 price pointshigh confidence
Monthly Price Guide
Jan
$1,568
Feb
$1,412
Mar
$1,495
Apr
$1,511
May
$1,462
Jun
$1,462
Jul
$1,462
Aug
$1,439
Sep
$1,413
Oct
$1,414
Nov
$1,414
Dec
$1,748
Cheapest Average Expensive
Best Time to Fly from Chicago to Sydney
The cheapest time to fly from Chicago to Sydney is typically February, when fares average around $1,412. The most expensive month tends to be December at around $1,748. For the best deals, consider flying in February, September, October.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $1,10871 price checksWorst: $1,296