1939 January The VEF delivers their sixth I-12 to the AA.
April First flight by the VEF/Irbitis I-15a SpringImants Sleiters successfully flies his own-designed sportsplane,
May 25, 1939 The Jelgava glider school is absorbed into the Riga school.
August An inventor named Snore demonstrates his improved parachute design but potential sales and production are halted by the Soviet occupation.
September 4 the first flight of the JDA-10M, the twin-engine aircraft designed by J.D.Akerman and built by VEF. September 18 72 Polish aircraft, escaping the German invasion of Poland, land at Daugavpils.
Autumn - Herberts Cukurs demonstrates his C.6bis (C.6 modified for use as a dive-bombing trainer). The Aviation Regiment is impressed and orders several more, but these were never completed.
- O.Steinbergs graduates from the Czech advanced officer training school.
December 29 - the last advanced officer training course graduates.
- The Aviation Regiment decides to relocate inland because Spilve, near the water, would be vulnerable to naval barrage.
- A.Pantelejevs completes a sailplane flight of one hour, 15 minutes in a two-seater.
- the First Baltic Sailplane competition takes place n Kaunas, Lithuania with creditable performances by pilots Roberts Vilks and Boriss Azelickis.