Free

Animated Flags - Animated images for personal use. Includes many national flags as well as state and province flags from the US, Canada, Spain, and France.
multimediapalace.com/flg-wf.htm

Free Animated Flag Lady E-Cards - Free animated musical flags greeting cards [from Care2.com].
www.care2.com/send/catflags.html

World Animated Flags - Animated flags of all the countries of the world and their dependencies. May be freely used on personal pages.
www.atlasgeo.net/flags/Eindex.htm