The pilots of the No. 34 Squadron achieved 345 confirmed kills, all with Bf-109Gs. The unit lost 30 aircraft (13 in air combat, 5 to anti-aircraft fire, 7 in accidents and 5 due to technical faults). 12 pilots were listed as dead or missing, one was captured. Three pilots of the No. 34 Squadron was awarded the Mannerheim Cross.
The unit had an operational strength of 16 Messerschmitt Bf 109G-2s. It was later re-equipped with Bf 109G-6s. The unit had also one captured Hawker Hurricane Mk.IIA in its possession, but it never flew any operational sorties.