Route Price Intelligence
Cheap Flights From Chicago to St. Lucia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$688
Great Deal
Under $598
Typical Range
$598 – $699
Lowest We've Seen
$368
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$633
Feb
$688
Mar
$688
Apr
$633
May
—
Jun
—
Jul
—
Aug
$804
Sep
$688
Oct
$599
Nov
$634
Dec
$688
Cheapest Average Expensive
Best Time to Fly from Chicago to St. Lucia
The cheapest time to fly from Chicago to St. Lucia is typically October, when fares average around $599. The most expensive month tends to be August at around $804. For the best deals, consider flying in October, January, April.
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: August35,297 fares analyzedTypical low: $638