Route Price Intelligence
Cheap Flights From St. Louis to Adelaide
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,761
Deals From
$1,675
Usually Costs
$1,675 – $1,938
Lowest We've Seen
$955
Based on 3,037 price pointshigh confidence
Monthly Price Guide
Jan
$2,071
Feb
$1,784
Mar
—
Apr
$2,046
May
$1,547
Jun
$1,712
Jul
$1,852
Aug
$1,752
Sep
$1,754
Oct
$1,752
Nov
$1,739
Dec
$2,375
Cheapest Average Expensive
Best Time to Fly from St. Louis to Adelaide
The cheapest time to fly from St. Louis to Adelaide is typically May, when fares average around $1,547. The most expensive month tends to be December at around $2,375. For the best deals, consider flying in May, June, November.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $95557 price checksWorst: $1,455