The invention provides a mail archiving method and a mobile terminal. The method comprises the following steps: searching an associated mail associated with mail information of the current mail in a mail inbox at a mobile terminal according to the mail information of the currently received mail; judging whether the current mail and the associated mail satisfy a preset archiving rule; if the current mail and the associated mail satisfy the preset archiving rule, storing the current mail and the associated mail in an archiving folder of the mobile terminal. By use of the mail archiving method provided by the invention, the problem that a notification class mail is still existent in the inbox to bring trouble for a user since the mobile terminal achieves the notification class mail through a mail archiving function of an app is solved.