ride off
ride away

He turned his back to them and rode off to lead the way.

If I just rode off and left him, he'd die all by himself.

You could ride off into the dark and lose them.

He turned and rode off with the girl at his side.

An hour later, from the safety of her room, she heard him ride off.

He was certainly too old to go riding off after a set of pretty eyes on a woman young enough to be his daughter.

They rode off to one side and were alone for the moment.

If he does, I'll just leave him and ride off.

He offered them what little food we had and they rode off.

"Why else would you be so ready to ride off?"