Plain flags

A single background colour, with no stripes or divisions (though it may carry charges on top).

438 banderas

Other flag
Plain
Jaén
Spain · Europa
- 2:3
- 1247
Asia
Sun
Japan
Eastern Asia
- 2:3
- 13 August 1999
Other flag
Sun
Jeju
South Korea · Asia
- 17:26
Other flag
Plain
Juncosa
Spain · Europa
- 2:3
- 1991
Other flag
Plain
Kagawa
Japan · Asia
- 2:3
- 1 October 1977
Other flag
Circle
Kagoshima
Japan · Asia
- 2:3
- 10 March 1967
Other flag
Circle
Kalmykia
Russia · Europa
- 1:2
- 30 July 1993
Other flag
Plain
Kanagawa
Japan · Asia
- 2:3
- 4 November 1948
Other flag
Moon
Kelantan
Malaysia · Asia
- 1:2
- 1924
Other flag
Several crosses
Kingdom of Jerusalem
Kingdom of Jerusalem · Asia y Europa
- 2:3
Other flag
Plain
Kōchi
Japan · Asia
- 2:3
- 15 April 1953
Other flag
Plain
Korean Unification
North Korea and South Korea · Asia
- 2:3
- 1991
Europe
Star
Kosovo
Southeast Europe
- 5:7
- 17 February 2008
Other flag
Plain
Krasnoyarsk Krai
Russia · Asia
- 2:3
- 27 March 2000
Other flag
Plain
Kumamoto
Japan · Asia
- 2:3
- 23 July 1966
Other flag
Plain
Kyoto
Japan · Asia
- 5:7
- 2 November 1976
Asia
Sun
Kyrgyzstan
Central Asia
Other flag
Several crosses
l'Albiol
Spain · Europa
- 2:3
- 29 November 1991
Other flag
Plain
L'Alcora
Spain · Europa
- 2:3
- 5 September 2002
Other flag
Cross
L'Alcúdia de Crespins
Spain · Europa
- 2:3
Other flag
Plain
L'Ametlla del Vallès
Spain · Europa
- 2:3
- 15 April 1994
Other flag
Plain
Lazio
Italy · Europa
- 2:3
Other flag
Plain
Lena
Spain · Europa
- 2:3
Other flag
Plain
León
Spain · Europa
- 2:3
Other flag
Plain
Les Masies de Voltregà
Spain · Europa
- 2:3
Other flag
Plain
Lipetsk Oblast
Russia · Europa
- 2:3
- 10 de julio de 2003
Other flag
Plain
Llagosta
Spain · Europa
- 2:3
- 27 October 1998
Other flag
Plain
Llers
Spain · Europa
- 2:3
- 11 August 2006
Other flag
Plain
Llíber
Spain · Europa
- 2:3
- 18 January 2016
Other flag
Plain
Llimiana
Spain · Europa
- 2:3
Other flag
Plain
Llocnou de Sant Jeroni
Spain · Europa
- 2:3
- 15 July 2017
Other flag
Plain
Llorac
Spain · Europa
- 2:3
- 2013
Other flag
Plain
Llosa
Spain · Europa
- 2:3
- 27 July 2016
Other flag
Plain
Lluçà
Spain · Europa
- 2:3
- 21 October 2002
Other flag
Plain
Lombardy
Italy · Europa
- 2:3
Other flag
Wavy stripes
Los Montesinos
Spain · Europa
- 2:3
- 5 July 2005
Other flag
Plain
Lugo
Spain · Europa
- 2:3
- 26 de julio de 2012
Asia
Star
Macau
Eastern Asia
Other flag
Plain
Madremanya
Spain · Europa
- 2:3
- 2003
Other flag
Star
Madrid
Spain · Europa
- 2:3
- 28 April 1967
Other flag
Plain
Marche
Italy · Europa
- 2:3
Other flag
Plain
Melgaço
Portugal · Europa
- 4:3
- 17 December 1935
Other flag
Plain
Mérida
Spain · Europa
- 2:3
Other flag
Star
Michoacán
Mexico · América del Norte
- 4:7
Other flag
Circle
Mie
Japan · Asia
- 5:7
- 20 April 1964
Other flag
Plain
Miyagi
Japan · Asia
- 2:3
- 15 July 1966
Other flag
Lozenge
Miyazaki
Japan · Asia
- 5:7
- 22 December 1964
Other flag
Diagonal
Molise
Italy · Europa
- 2:3