Save up to 55% on stays at Serenity at Coconut Bay, an adults-only, couples-only luxury resort in Saint Lucia. Rates start at $1,109 per room, per night based on double occupancy, with seasonal offers available for summer, fall, the holidays, and winter. Select 7-night stays include up to $1,200 in added-value vacation inclusions. Book this travel deal by July 22, 2026.

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