Isauria dilucidella is a species of moth in the family Pyralidae. It was described by Duponchel in 1836. It is found in most of Europe (except Portugal, Ireland, Great Britain, Fennoscandia, the Benelux, Poland and the Baltic region), Algeria, the United Arab Emirates, Syria, Lebanon, the Palestinian Territories, Iraq, Turkmenistan, Mongolia, as well as Georgia, Kazakhstan, Armenia, Turkey, Iran and Afghanistan. The wingspan is 19–24 mm.