Most travelers find the cheapest round-trip airfare to Saint Lucia when booking during the month of September.
From most locations, booking your flights to Saint Lucia around 60 days prior to your departure date finds the best deals.
From most locations, the cheapest flights to Saint Lucia are found on a Tuesday. Booking a Sunday departure is usually the most expensive.
Our data shows that the cheapest Saint Lucia flights are usually those with noon departure times. morning flights are often costlier.