Alaska is about 5,676 times bigger than Saint Kitts and Nevis.

Saint Kitts and Nevis is approximately 261 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 567,466% larger than Saint Kitts and Nevis. Meanwhile, the population of Saint Kitts and Nevis is ~54,488 people (655,743 more people live in Alaska).
Tip: This to-scale comparison of Saint Kitts and Nevis vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.