This is a gallery of national flags of Oceania.

Flags of Oceanian sovereign states

Flag	Date	Use	Description
	1908 –	Flag of Australia See also: List of Australian flags	A British Blue Ensign defaced with the seven-point Commonwealth Star in the lower hoist quarter and the five stars of the Southern Cross in the fly half.
	1970 –	Flag of Fiji See also: List of Fijian flags	A cyan British Blue Ensign defaced with the shield of Fiji's Coat of Arms in the fly half.
	1979 –	Flag of Kiribati
	1979 –	Flag of the Marshall Islands
	1978 –	Flag of the Federated States of Micronesia
	1968 –	Flag of Nauru See also: List of Nauruan flags
	1902 –	Flag of New Zealand See also: List of New Zealand flags	A British Blue Ensign defaced with four stars of the Southern Cross in the fly half.
	1981 –	Flag of Palau See also: List of Palauan flags
	1971 –	Flag of Papua New Guinea See also: List of Papua New Guinean flags
	1962 –	Flag of Samoa See also: List of Samoan flags
	1977 –	Flag of Solomon Islands
	1875 –	Flag of Tonga
	1997 –	Flag of Tuvalu	A cyan British Blue Ensign defaced with stars that represent the nine islands which comprise Tuvalu in the fly half.
	1980 –	Flag of Vanuatu See also: List of Vanuatuan flags

Flags of Oceanian dependencies and other territories

Flag	Date	Use	State (status)	Description
	1960 –	Flag of American Samoa	United States (unincorporated and unorganized territory)
	2002 –	Flag of Christmas Island	Australia (external territory)
	2004 –	Flag of the Cocos (Keeling) Islands	Australia (external territory)
	2006 –	Flag of Easter Island	Chile (special territory)
	1984 –	Flag of French Polynesia	France (overseas country and collectivity)
	1948 –	Flag of Guam	United States (unincorporated and organized territory)
File:Flag of Johnston Atoll (local).svg	2000 –	Flag of Johnston Atoll (unofficial)	United States (minor outlying island)
	2010 –	Flags of New Caledonia	France (sui generis collectivity)
	1979 –	Flag of Norfolk Island	Australia (external territory)
	1948 –	Flag of the Northern Mariana Islands	United States (commonwealth)
	1984 –	Flag of the Pitcairn Islands	United Kingdom (overseas territory)	A British Blue Ensign with the Pitcairn coat of arms defaced on the fly.
	2009 –	Flag of Tokelau	New Zealand (dependent territory)
	1976 –	Flag of Wake Island (unofficial)	United States (minor outlying island)
	1794 –	Flag of Wallis and Futuna	France (overseas collectivity)	Wallis and Futuna uses the same flag as France.

Flags of Oceanian sub-divisions

States of Australia

Flag	Date	Use	Description
	1876–present	Flag of New South Wales	A St George's Cross with four gold stars and a lion in the fly of a British blue ensign.
	1876–present[a]	Flag of Queensland	A light blue Maltese cross with a crown on a white background in the fly of a British blue ensign.
	1904–present	Flag of South Australia	A piping shrike on a gold background in the fly of a British blue ensign.
	1875–present	Flag of Tasmania	A red lion on a white background in the fly of a British blue ensign.
	1877–present[a]	Flag of Victoria	The Southern Cross surmounted by a crown in the fly of a British blue ensign.
	1953–present	Flag of Western Australia	A black swan on a gold background in the fly of a British blue ensign.

Territories of Australia

Flag	Date	Use	Description
	1993-present	Flag of the Australian Capital Territory
	1978-present	Flag of the Northern Territory

Associated states of New Zealand

Flag	Date	Use	Description
	1979 –	Flag of the Cook Islands	A British Blue Ensign, with a ring made of fifteen stars defaced on the fly.
	1975 –	Flag of Niue

Regions of New Zealand

Flag	Date	Use	Description
	2004 –	Flag of Otago

Components of the Federated States of Micronesia

Flag	Date	Use	Description
		Flag of Chuuk
		Flag of Kosrae
		Flag of Pohnpei
		Flag of Yap

Components of French Polynesia

Flag	Date	Use	Description
		Flag of the Gambier Islands
		Flag of Tuamotus
		Flag of the Marquesas Islands
		Flag of the Austral Islands

States of the United States

Flag	Date	Use	Description
	1898 –	Flag of Hawaii

Flags of Oceanian cities

Flags of cities with over 1 million inhabitants.

Historical flags

Flag	Date	Use	Description
	1901 –1903	Flag of Australia
	1903 –1908	Flag of Australia
	1867 –1869	Flag of the Kingdom of Bau
	1893 –1901	Flag of the Cook Islands Federation
	1973 –1979	Flag of the Cook Islands
	1865 –1867	Flag of the Confederacy of Independent Kingdoms of Fiji
	1871 –1874	Flag of the Kingdom of Fiji
	1877 –1883	Flag of the Colony of Fiji
	1883 –1903	Flag of the Colony of Fiji
	1903 –1908	Flag of the Colony of Fiji
	1908 –1924	Flag of the Colony of Fiji
	1924 –1970	Flag of the Colony of Fiji
	1869 –1871	Flag of the Confederation of Lau
	1906 –1953	Flag of the British New Hebrides
	1953 –1980	Flag of the British New Hebrides
	1867 –1870	Flag of the Colony of New South Wales
	1870 –1876	Flag of the Colony of New South Wales
	1835 –1840	Flag of the United Tribes of New Zealand
	1870 –1876	Flag of the Colony of Queensland
	1858 –1888	Flag of the Kingdom of Rarotonga
	1888 –1893	Flag of the Kingdom of Rarotonga
	1906 –1947	Flag of the British Solomon Islands
	1947 –1956	Flag of the British Solomon Islands
	1956 –1966	Flag of the British Solomon Islands
	1966 –1977	Flag of the British Solomon Islands
	1870 –1876	Flag of the Colony of South Australia
	1876 –1901	Flag of the Colony of South Australia	Remained in use as the state flag from 1901–1904.
	1875	Flag of the Colony of Tasmania
	1976 –1978	Flag of the Colony of Tuvalu
	1978 –1995	Flag of Tuvalu
	1995	Flag of Tuvalu
	1996 –1997	Flag of Tuvalu
	1870 –1877	Flag of the Colony of Victoria
	1877	Flag of the Colony of Victoria
	1877 –1901	Flag of the Colony of Victoria
	1870 –1901	Flag of the Colony of Western Australia	Remained in use as the state flag from 1901–1953.