He was received by Deputy President Rigathi Gachagua, Chief of Defence Forces Robert Kibochi, Inspector-General of Police Japhet Koome and senior military officers.
Ruto arrives back in Kenya on a day when the opposition plans to continue its countrywide protests over the cost of living and IEBC selection panel grievances.
The president has, in the recent past, vowed to ensure that law and order is observed, even as Kenyans exercise their right of picketing.