Libya is about 1.2 times bigger than Alaska.

Alaska is approximately 1,481,348 sq km, while Libya is approximately 1,759,540 sq km, making Libya 19% larger than Alaska. Meanwhile, the population of Alaska is ~710,231 people (6.4 million more people live in Libya).
Tip: This to-scale comparison of Alaska vs. Libya uses the Mercator projection, which distorts the size of regions near the poles.