Saint Barthelemy is about 59,254 times smaller than Alaska.

Alaska is approximately 1,481,348 sq km, while Saint Barthelemy is approximately 25 sq km, making Saint Barthelemy 0.0% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (703,128 fewer people live in Saint Barthelemy).
Tip: This to-scale comparison of Alaska vs. Saint Barthelemy uses the Mercator projection, which distorts the size of regions near the poles.