Route Price Intelligence
Cheap Flights From St. Louis to St. Lucia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$755
Deals From
$710
Usually Costs
$710 – $880
Lowest We've Seen
$362
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$735
Feb
—
Mar
—
Apr
$1,080
May
$836
Jun
$814
Jul
$752
Aug
$710
Sep
$710
Oct
$734
Nov
$748
Dec
$820
Cheapest Average Expensive
Best Time to Fly from St. Louis to St. Lucia
The cheapest time to fly from St. Louis to St. Lucia is typically August, when fares average around $710. The most expensive month tends to be April at around $1,080. For the best deals, consider flying in August, September, October.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $36267 price checksWorst: $546