There's no definitive answer to this question since fashion is always changing and evolving. However, we can take a look at the current trends and make an educated guess about whether belt bags will still be in style in 2022.
Right now, mini bag styles are very popular. This includes small crossbody bags, fanny packs and belt bags. So it's likely that these types of bags will still be trendy in 2022. Belt bags in particular have been having a moment lately, so there's a good chance they'll still be stylish in two years' time.
Of course, anything can happen in the world of fashion, so there's no guarantee that belt bags will still be en vogue in 2022. But if you're looking to invest in a new bag, a belt bag is definitely a safe bet!