Are you currently having a summer fling? Have you considered if it's more than just a fling? Here are the top signs your summer fling is actually a relationship.
Are you both planning on doing things together in the coming months like attending a concert? Then, your summer fling is clearly someone more long-term.
Have you met and hung out with each other's friend? Summer flings usually don't meet your friends. That's typical of someone in an actual relationship.