Kadyrov was due to meet with the Saudi king on August 14. He is also planning to visit Mecca and perform the "umra" or little pilgrimage.
Chechnya's chief mufti, Sultan-hadji Mirzayev, is accompanying Kadyrov on the visit.
The Chechnya Conflict
The aftermath of a December 2002 Chechen resistance attack on the main government building in Grozny (epa)