Alaska is about 2,405 times bigger than Saint Lucia.

Saint Lucia is approximately 616 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 240,379% larger than Saint Lucia. Meanwhile, the population of Saint Lucia is ~167,122 people (543,109 more people live in Alaska).
Tip: This to-scale comparison of Saint Lucia vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.