Route Price Intelligence
Cheap Flights From Seattle to St. Lucia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$716
Great Deal
Under $662
Typical Range
$662 – $856
Lowest We've Seen
$484
Based on 238 price pointshigh confidence
Monthly Price Guide
Jan
$656
Feb
$804
Mar
$879
Apr
$713
May
—
Jun
—
Jul
$961
Aug
$806
Sep
$709
Oct
$682
Nov
$688
Dec
$792
Cheapest Average Expensive
Best Time to Fly from Seattle to St. Lucia
The cheapest time to fly from Seattle to St. Lucia is typically January, when fares average around $656. The most expensive month tends to be July at around $961. For the best deals, consider flying in January, October, November.
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: January20,510 fares analyzedTypical low: $612