Apantesis favorita is a moth of the family Erebidae. It was described by Berthold Neumoegen in 1890. It is found in the Sand Hills of Nebraska, Nevada and north-eastern Colorado. The habitat consists of prairie sand dunes.
The length of the forewings is about . Adults are on wing from mid-May to mid-June.[1]
This species was formerly a member of the genus Grammia, but was moved to Apantesis along with the other species of the genera Grammia, Holarctia, and Notarctia.