Route Price Intelligence
Cheap Flights From Boston to St. Lucia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$469
Deals From
$370
Usually Costs
$370 – $614
Lowest We've Seen
$280
Based on 4,508 price pointshigh confidence
Monthly Price Guide
Jan
$310
Feb
$310
Mar
$1,182
Apr
$595
May
$568
Jun
$550
Jul
$596
Aug
$424
Sep
$414
Oct
$424
Nov
$355
Dec
$469
Cheapest Average Expensive
Best Time to Fly from Boston to St. Lucia
The cheapest time to fly from Boston to St. Lucia is typically January, when fares average around $310. The most expensive month tends to be March at around $1,182. For the best deals, consider flying in January, February, November.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $28075 price checksWorst: $368