Route Price Intelligence
Cheap Flights From St. Louis to Perth
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,969
Deals From
$1,854
Usually Costs
$1,854 – $2,129
Lowest We've Seen
$1,394
Based on 3,879 price pointshigh confidence
Monthly Price Guide
Jan
$2,158
Feb
$1,964
Mar
$3,900
Apr
$1,916
May
$1,851
Jun
$1,916
Jul
$2,047
Aug
$1,937
Sep
$1,939
Oct
$1,997
Nov
$2,004
Dec
$2,605
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 $1,851. The most expensive month tends to be March at around $3,900. For the best deals, consider flying in May, April, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $1,39453 price checksWorst: $1,535