David Bowie is presently not in tour until probably the year 2000. I saw David in Montréal in Septembre 1997 for the Earthling tour.
Here's a list of Bowie's tour :(I'm not sure of everything)
-Ziggy Stardust/Aladdin Sane (1972-1973)
-The Year of The Diamond Dogs/Philly Dogs (1974)
-Station to Station (1976)
-"Heroes" (1977)
-Serious Moonlight (1983)
-Glass Spiders (1987)
-Tin Machine club (1989)
-Sound+Vision (1990)
-Tin Machine (1991)
-Outside (1995-1996)
-Earthling (1997)