How do I find out if my boyfriend is seeing someone else?

21 Signs Hes Seeing Someone ElseHe seems to have new commitments for no apparent reason. He tries to avoid certain places for outings. Your outings have become boring. A certain female “friend” seems to be in his life more often. He seems interested only in sex. He seems to be drifting further away.More items •14 Jun 2021

Should I ask my boyfriend if hes seeing someone else?

To keep the conversation from starting off with an accusatory tone, ask if he or she is dating other people. You can say that casually, says Aaron. And then, if they say theyre seeing other people its totally appropriate to ask if that means theyre sleeping with other people.