Route Price Intelligence
Cheap Flights From Washington, D.C. to St. Lucia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$644
Deals From
$593
Usually Costs
$593 – $842
Lowest We've Seen
$348
Based on 1,134 price pointshigh confidence
Monthly Price Guide
Jan
$525
Feb
$498
Mar
$683
Apr
$844
May
$905
Jun
$889
Jul
$733
Aug
$593
Sep
$611
Oct
$611
Nov
$593
Dec
$691
Cheapest Average Expensive
Best Time to Fly from Washington, D.C. to St. Lucia
The cheapest time to fly from Washington, D.C. to St. Lucia is typically February, when fares average around $498. The most expensive month tends to be May at around $905. For the best deals, consider flying in February, January, November.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $36269 price checksWorst: $426