There are many, many species of birds referred to as "flycatchers." To answer your question more specifically, you would need to provide a description of the bird or the area of the world it inhabits...something to identify it by.
There are three families of birds referred to as Old World Flycatchers as well the family of Tyrant Flycatchers. Families of the Old World Flycatchers include Monarch flycatchers, Silky-flycatchers, and Fairy flycatchers.