Route Price Intelligence
Cheap Flights From St. Louis to Perth
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,871
Great Deal
Under $1,792
Typical Range
$1,792 – $2,147
Lowest We've Seen
$1,394
Based on 244 price pointshigh confidence
Monthly Price Guide
Jan
$2,164
Feb
—
Mar
—
Apr
$1,792
May
$1,789
Jun
$1,854
Jul
$2,224
Aug
$1,836
Sep
$1,793
Oct
$1,910
Nov
$1,871
Dec
$2,339
Cheapest Average Expensive
Best Time to Fly from St. Louis to Perth
The cheapest time to fly from St. Louis to Perth is typically May, when fares average around $1,789. The most expensive month tends to be December at around $2,339. For the best deals, consider flying in May, April, September.
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: August15,524 fares analyzedTypical low: $1,830