Dichomeris conclusa is a moth in the Gelechiidae family. It was described by Meyrick in 1918. It is found in South Africa. The wingspan is about 13 mm. The forewings are deep yellow-ochreous, slightly ferruginous-tinged, and with a slight violet gloss. The costal edge is blackish towards the base and the plical and first discal stigmata are small, blackish, the plical slightly posterior. There is a narrow blackish terminal fascia from the apex to the tornus, pointed beneath, with black dots on the terminal edge. The hindwings are rather dark grey.