How long do casual relationships usually last? Casual relationships usually last anywhere from a few weeks to about three months. It is often that at about three months time you will usually know where you want to go in the relationship from there. However, there are really no rules for casual dating relationships.

When did casual dating become popular?

Hooking up became a widespread practice among young people in the 1980s and 1990s. Researchers say that what differentiates hooking up from casual sex in previous generations of young people is the virtual disappearance of dating, which had been dominant from the postwar period onwards.