Route Price Intelligence
Cheap Flights From St. Louis to Perth
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,994
Deals From
$1,897
Usually Costs
$1,897 – $2,137
Lowest We've Seen
$1,394
Based on 4,318 price pointshigh confidence
Monthly Price Guide
Jan
$2,380
Feb
$1,983
Mar
$2,785
Apr
$1,927
May
$1,916
Jun
$1,974
Jul
$2,047
Aug
$1,926
Sep
$1,966
Oct
$2,002
Nov
$2,016
Dec
$2,569
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 $1,916. The most expensive month tends to be March at around $2,785. For the best deals, consider flying in May, August, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $1,39467 price checksWorst: $1,535