Races in calendar week 38/1999

All motorsport events on the weekend of 24–26 Sep 1999.

Circuit	Country	Series
Homestead	USA	Race results available (full) FIA GT Championship 1999
Houston (Downtown)	USA	Race results available (full) CART Championship Series 1999
Las Vegas (oval)	USA	Race results available (full) Indy Racing League 1999
Nürburgring	Germany	Race results available (full) FIA Formula 1 World Championship 1999 Race results available (full) FIA Formula 3000 Int. Championship 1999