List of flags of Finland
The following is a list of flags of Finland. For more information, see flag of Finland.
National flag
| Flag | Date | Use | Description |
| 1918 | Flag of Kingdom of Finland | Sky Blue Nordic cross on white field ratio: 11:18; : | |
| 1918–present | Flag of Kingdom of Finland and Republic of Finland | Blue Nordic cross on white field Flag ratio: 11:18; : | |
| 1920–present | Civil flag and civil ensign | Flag ratio: 11:18; : |
President's flag
| Flag | Date | Use | Description |
| 1920–1944, 1946–1978 | Used by the President | Triple-tailed flag, ratio: 11:19 | |
| 1944–1946 | Used by President, Field Marshal C.G.E. Mannerheim | Triple-tailed flag, ratio: 11:19 | |
| 1978–present | Used by the President | Triple-tailed flag, ratio: 11:19 |
State flag
| Flag | Date | Use | Description |
| 1918–1920 | State flag and ensign | ratio: 11:18; : | |
| 1920-1978 | State flag and ensign | ratio: 11:18; : | |
| 1978–present | State flag and ensign | Flag ratio: 11:18 |