How Long Can An Affair Last. He had this to say when asked if relationships from an affair can last, you may be reading this as the partner of someone who is having an affair and want to know if it will last. There are several reasons for this.

Sex may or may not be involved in an affair, and cyber affairs can happen between two people who may never even meet one another in person. How long affairs last after they are discovered depends on the cheaters’ intentions. It could be that at some point, one (or both) of the affair partners may find that the affair has become more.