Flying Regiment 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 ().
The equipment consisted of some 200-240 aircraft, including Curtiss Hawk 75As, Fokker D.XXIs, Morane-Saulnier MS.406s, Gloster Gladiator IIs, Arado 196s, Curtiss P-40M, LaGG-3, Fokker C.Xs, Westland Lysanders, VL Viima IIs, VL Myrsky IIs, Blackburn Ripon IIFs, and Bristol Blenheim Mk.Is.