| 21 November 1918 | Aviation Company of the Engineer Battalion created | |
| January 1919 | First aircraft obtained – captured from the Soviets | |
| 1920 | Aviation Company expanded to an Aviation Regiment | |
| 1928 | Aviation Regiment comes under the control of the Air Defence organisation | |
| 17 June 1940 | Soviet Union invades Estonia – Estonian Air Force does not resist | |
| June 1940 | Air Force becomes Aircraft Squadron of 22nd Territorial Corps of the Soviet Army | |
| 22 June 1941 | Germany invades the Soviet Union – Estonia soon occupied | |
| June 1941 | 22nd Territorial Corps evacuates to Russia, but many Estonian personnel desert to fight the retreating Red Army |