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.

Do casual relationships go on dates?

What is casual dating? Casual dating is a type of relationship between people who go on dates and spend time together in an ongoing way without the expectation of entering into a long-term, committed relationship.