Once the chick has started to PIP it will take from two hours up to 24 hours. It depends on the humidity in the incubator and the strength of the chick. some very determined chicks can break open the shell and emerge in a matter of hours.2 people found this useful.nce the chick has started to PIP it will take from two hours up to 24 hours. It depends on the humidity in the incubator and the strength of the chick. some very determined chicks can break open the shell and emerge in a matter of hours. 2 people found this useful.