Route Price Intelligence
Cheap Flights From St. Louis to Sydney
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,377
Great Deal
Under $1,328
Typical Range
$1,328 – $1,540
Lowest We've Seen
$958
Based on 269 price pointshigh confidence
Monthly Price Guide
Jan
$1,487
Feb
$1,373
Mar
$1,454
Apr
$1,537
May
—
Jun
—
Jul
—
Aug
$1,277
Sep
$1,377
Oct
$1,373
Nov
$1,373
Dec
$1,953
Cheapest Average Expensive
Best Time to Fly from St. Louis to Sydney
The cheapest time to fly from St. Louis to Sydney is typically August, when fares average around $1,277. The most expensive month tends to be December at around $1,953. For the best deals, consider flying in August, October, November.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: September17,729 fares analyzedTypical low: $1,285