| Flag | Date | Use | Description |
| 1981–present | National Flag with coat of arms, State flag, State ensign, and War ensign | National flag with coat of arms |
| 1843–1931
1939–present
Civil ensign for use in merchant ships
1 January 1928 to present | Civil flag and ensign | The flag of Spain consists of three horizontal stripes: red, yellow and red, the yellow strip being twice as wide as each red stripe. |
| 1939–present | Naval jack | A squared flag divided into four squares representing the four Kingdoms of Spain with navies in the Middle Ages: Castile, Leon, Aragon, and Navarre |
| 1982–present | High Civil Authorities' flag | A square flag of Spain with the Spanish coat of arms on the center |
| 1977–present | Yacht ensign | The flag of Spain with a blue plain Royal Crown in the center |
| 1977–present | Customs Service ensign | The flag of Spain with two crowned "H" |
| Flag | Date | Use | Description |
| | Flag of Andalusia | Three equal horizontal bands of green, white and green, there is an Andalucian coat of arms in center of the white band. |
| | Flag of Aragon | Nine equal horizontal stripes of yellow and red, there is an Aragon coat of arms in left the red and yellow bands, the coat of arms featured a gold crown have four green small diamonds and three red small disk, the shield means four corner, first corner means, second corner means and fourth corner means. |
| | Flag of Asturias | Blue field with the Victory Cross in center, hanging from the horizontal axis on either side of the cross are an upper-case Greek letter Alpha on the left and a lower-case Omega on the right. |
| | Flag of the Balearic Islands | Nine equal horizontal stripes of yellow, and red, and a Balearic castle in purple hoist-side upper left corner. |
| | Flag of the Basque Country | The red ground symbolizes Biscayan people ; the green saltire represents the Oak of Guernica, a symbol of the old Basque laws, or Fueros; and the white cross over them as a symbol of Basque Catholic devotion. |
| | Flag of the Canary Islands | Three equal vertical bands of white, blue, and yellow, there is a Canary Island coat of arms in center the blue band, the coat of arms featured the word motto "OCEANO" in silver ribbon in upper, royal crown in middle and two dogs are holding the shield in lower, the shield have seven hillocks. |
| | Flag of Cantabria | Two horizontal stripes of equal width, white on the top and red on the bottom, and the region's coat of arms in its centre. The first field of the coat of arms represents the conquest of Seville by Cantabrian marines in 1248, while the second field honors the pre-Roman Cantabri people showing geometric ornaments typically found on Cantabrian stelae. |
| | Flag of Castilla-La Mancha | |
| | Flag of Castile and León | Two Lions from the Kingdom of León and two castles from Kingdom of Castille. |
| | Flag of Catalonia | |
| | Flag of Ceuta | |
| | Flag of Extremadura | |
| | Flag of Galicia | |
| | Flag of La Rioja | |
| | Flag of Madrid | A crimson red field representing Castille, with seven five-pointed stars in silver representing the administrative areas of the region. |
| | Flag of Melilla | |
| | Flag of Murcia | |
| | Flag of Navarre | Against a red background, the coat of arms of Navarre, which consists of a pattern of golden chains, with eight of them linked with an emerald in the center |
| | Flag of the Valencian Community | A derivation of the traditional Senyera of the Crown of Aragon, it is composed of four red bars on a yellow background, crowned with a blue strip party per pale next to the hoist. |
| Flag | Date | Use | Description |
| 1475–1504
Eventually until 1506 | Flag of the infantry forces and flag of Spain until 1516 | |
| 1506–1701 | Cross of Burgundy flag, military flag, also used as flag of the Spanish Empire and its overseas territories | A red saltire resembling two crossed, roughly-pruned branches, on a white field |
| 1506–1762 | Merchant marine's flag | - |
| 1701–1771 | Flag used in naval bases and coast defenses | |
| 1701–1785 | Naval ensign | |
| 1701–1760 | Etiquette's Naval ensign and flags of the Spanish Empire | |
| 1760–1785 | Etiquette's Naval ensign and flags of the Spanish Empire | |
| 1808–1813 | Flag of Spain under Joseph Bonaparte | |
| 1785–1927 | Merchant marine's flag | |
| 1785–1843 | War ensign | |
| 1785–1873 | State flag | |
| 1875–1931 | State flag | |
| 1873–1874 | Flag of the First Spanish Republic | |
| 1931–1939 | Flag of the Second Spanish Republic | |
| 1931–1939 | Civil flag and ensign of the Second Spanish Republic | |
| 1936–1938 | Flag of Spain | |
| 1938–1945 | Flag of Spain | |
| 1945–1977 | Flag of Spain | |
| 1977–1981 | Flag of Spain | |