Alaska is about 1,337 times bigger than Hong Kong.

Hong Kong is approximately 1,108 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 133,596% larger than Hong Kong. Meanwhile, the population of Hong Kong is ~7.3 million people (6.6 million fewer people live in Alaska).
Tip: This to-scale comparison of Hong Kong vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.