
The flag of Chile consists of two equal-height horizontal bands of white and red, with a blue square the same height as the white band in the canton, which bears a white five-pointed star in the center. It was adopted on 18 October 1817. The Chilean flag is also known in Spanish as La Estrella Solitaria.

The Flag of Atacama Region is one of the regional symbols of the Chilean Atacama Region.

The flag of Easter Island is the flag of Easter Island, a special territory of Chile. It was first flown in public alongside the national flag on 9 May 2006.

The Flag of Los Lagos Region is one of the regional symbols of the Chilean Los Lagos Region. The flag was adopted in 2013 by the Regional Government.

The flag of the Los Ríos Region is one of the regional symbols of the Chilean Los Ríos Region.

The Flag of Magallanes y la Antártica Chilena Region is one of the regional symbols of the Chilean Magallanes y la Antártica Chilena Region. This flag was adopted in 1997 by the regional government, also with the Regional Coat of Arms.

The flag of Pichilemu consists of a white background with the coat of arms of Pichilemu in the centre. The flag's ratio is 2:3.

The flag of Valdivia is a red saltire on a white field. It is thought to have originated from the Spanish cross of Burgundy, as the city of Valdivia in southern Chile was a very important stronghold of the Spanish Empire. It is equal to the international maritime signal flag for the letter V and the meaning "I require assistance".