It can be used in the context of taking a trip or a holiday as well as the idea of escaping or fleeing something or somebody.
For example, a lot of people get away at Christmas time to visit their relatives in different cities or different countries. Indeed, I’m getting away during the festive season.
By the way, getaway is a noun, which means a trip or a holiday. For example, two weekends ago I went on an adventure getaway to Tarifa.