How long should a casual hookup last?

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.

How long do work flings last?

While about 50% of affairs last between one month and one year, the long-term affair lasts 15 months or more. About 30% of affairs last two years or more. Not a number easily overlooked. For a bit of context, 21% of men have admitted to cheating on their wives.