Describing disdain on someone's face

He turned to her with a contemptuous face...

Contemptuous means

expressing contempt:

  • a contemptuous manner/laugh (Cambridge)

WordHippo has plenty of synonyms so you can choose.

It is not the most common of expressions, as it is formal, but it is used in literary works:

"Oh , it's worse than foolish ; it's downright sneaking , you know," replied Lowten , nibbing the pen with a contemptuous face. (The Posthumous Papers of the Pickwick, Charles Dickens)

GNgram shows that its use is increasing.