Insect-plant association are of crucial importance from an applied point of view. The objective of this study is to identify the true flies and their type of association with tea plants (Camelia sinensis Linnaeus) in Dooars. Altogether 24 species under 8 families of dipteran flies were collected from the tea gardens of Dooars, West Bengal. Among these, the family Syrphidae shares 09 species followed by Asilidae (04 species) and Bombyliidae, Muscidae, Calliphoridae, Rhiniidae and Sarcophagidae (each share 02 species) and Tipulidae (1species).