Venezuelan President Hugo Chavez arrived on a lightning visit to Iran on Monday, the latest evidence of the burgeoning ties between the fellow US foes, the Fars news agency reported.Chavez, who was accompanied by five ministers including the foreign, oil and industry ministers, was expected to leave Monday afternoon after several hours of talks with Iranian officials. The visit is Chavez's fourth to Iran since Iranian President Mahmoud Ahmadinejad took office in 2005. He last visited Iran as recently as July, laying the foundations alongside Ahmadinejad for a joint petrochemical plant.