Unfortunately for Jaime, Azula was not in fact most humans.

Appearing suddenly like a bolt of lightning made flesh she was following him across the highway. As cars drew closer to her she almost seemed to glide out of the way. Smoke rose from her heels as she thrust her hands down and blasted blue flame at the street sending her rocketing the through the air and rapidly closing the distance between them.

His head start it seemed was rapidly running out.