Petrozavodsk Airport, also known as Besovets, is a joint civil-military airport located 12 kilometers northwest of Petrozavodsk in the Republic of Karelia, Russia. It is operated by the Ministry of Economic Development of the Republic of Karelia. The airfield has historically served as an interceptor base. During the 1960s or 1970s, Sukhoi Su-15 aircraft were based there. In the 1970s, it was home to the 991st Fighter Aviation Regiment (991 IAP), which operated Mikoyan-Gurevich MiG-25 aircraft. In 1992–93, the 159th Guards Fighter Aviation Regiment (159 IAP) transferred to Petrozavodsk from Poland. This unit currently flies Sukhoi Su-35S aircraft and is part of the 105th Guards Mixed Aviation Division, 6th Air and Air Defence Forces Army. The airport is a minor airfield with 12 parking stands and a small amount of tarmac space. On June 20, 2011, RusAir Flight 9605, a Tupolev TU-134, crash-landed short of Runway 01, resulting in fatalities.