Flying Regiment 1 (Finnish: Lentorykmentti 1 or LeR 1) was a mixed regiment, incorporating both fighter, reconnaissance and communication squadrons, of the Finnish Air Force during World War II. The unit was disbanded in June 1941, but reformed from the Supplement Flying Regiment on May 3, 1942.After its deactivation it was formed int No. 2 Wing (Finnish: 2. Lennosto).