No, Izhavia has no scheduled flights out of Dublin. However, Izhavia does fly out of Kaliningrad. There are also other airline options to choose from if you still want to book a flight from Dublin. Smartavia, for example, is an airline that flies out of Dublin on a regular basis.
Izhevsk is the most popular airport that Izhavia serves, followed by Adler/Sochi and Ekaterinburg.