Depending on what you define as "coming back," there are three major milestones.
After his final fight with Naruto, Sasuke to the village as a prisoner before being pardoned. The Physical Return Episode 484+ what season does sasuke come back
Does he come back? He is fighting for the village and working with the Allied Shinobi Forces. However, he is still viewed with suspicion by the other ninjas, and he does not step foot inside the village walls yet. Depending on what you define as "coming back,"