On a day trip scheduled after Iran shot down a US drone, Pompeo flew into the Red Sea city of Jeddah and met with King Salman at his palace.
Russian President Vladimir Putin will visit Saudi Arabia, a traditional US ally in the Middle East, in October this year, Saudi Energy Minister Khalid al-Falih said on Monday.
Two-hundred survivors and relatives from the Christchurch mosque shootings are traveling to the hajj pilgrimage in Saudi Arabia this week as guests of King Salman.
Secretary of State Mike Pompeo and other US officials were headed to Saudi Arabia
In a statement, the Royal Court said that King Salman underwent a successful laparoscopic surgery to remove the gallbladder, reported Saudi Press Agency, SPA.
"Holding the ritual in the shadow of this pandemic... required reducing the numbers of pilgrims, but it obliged various official agencies to put in double efforts," 84-year-old King Salman said in a speech.
Russian President meetse Saudi King and Crown Prince as he seeks to cement Moscow's political and energy ties across the Mideast.
Khan on Sunday held talks with Iran's President Hassan Rouhani and supreme leader Ayatollah Ali Khamenei in Tehran, where he stressed the importance of avoiding such a conflict.
Sheikh Mohamed Bin Zayed has ordered that one of the main streets in Abu Dhabi to be renamed in honour of the Custodian of the Two Holy Mosques King Salman Bin Abdulaziz Al Saud.