An apparatus and method for multimedia file streaming are provided. In a method for multimedia file streaming in a receiving portable terminal, the method includes determining meta data included in a received packet, generating new meta data having a circular-type media data offset on the basis of the meta data, storing media data included in the packet received in a circular manner according to the media data offset included in the new meta data, and loading the media data stored according to the media data offset included in the new meta data.