Saint Lucia is about 227 times smaller than Florida.

Florida is approximately 139,670 sq km, while Saint Lucia is approximately 616 sq km, making Saint Lucia 0.44% the size of Florida. Meanwhile, the population of Florida is ~18.8 million people (18.6 million fewer people live in Saint Lucia).
Tip: This to-scale comparison of Florida vs. Saint Lucia uses the Mercator projection, which distorts the size of regions near the poles.