The present disclosure relates to a fly trap that prevents the fruit and insects that have entered inside the trap from getting out thus making the trap non-returnable. The fly trap comprises a housing providing a cavity for collecting lured flies and having at least two opposite openings. It further includes a hollow structure fitted through the two opposite openings in the housing having at least one outward tapering projection from hollow structure providing way inside the cavity and an insect attractant located within the housing.