On 17 September 1944 Fajtl landed with the Regiment on Zolná airport near Zvolen from where, and also Tri Duby airport, they supported the rebellion with Lavochkin La-5FN fighters. The Air Group was a significant power, mostly due to their surprise effect. The Germans did not realize the presence of a fighter group based within the region. When the Slovak National Uprising was suppressed in October 1944, the air regiment returned to a Soviet controlled airbase in Poland. His last military assignment was during the Ostrava Operation in 1945.