to make sb go away by frightening them; to make sb afraid of or nervous about doing sth, especially without intending to
scare sb away / off
to make sb go away by frightening them
They managed to scare the bears away.
scare sb off
to make sb afraid of or nervous about doing sth, especially without intending to
Rising prices are scaring customers off.
Definitions from the Oxford Advanced Learner's Dictionary, 9th edition