The official KUNA news agency said the emir was going to Dubai for a "brotherly visit," as he is expected to hold talks with UAE leaders over the dispute with Qatar.

Sheikh Sabah is expected to travel to Qatar after his UAE trip to hold talks with his counterpart in the Gulf emirate, according to reports.

The Kuwaiti ruler held talks Tuesday in the Saudi city of Jeddah with King Salman over the crisis facing the six-nation Gulf Cooperation Council.

Saudi Arabia, the UAE, Bahrain, Egypt and Yemen on Monday cut diplomatic ties with fellow GCC member state Qatar.

Senior officials in Saudi Arabia and UAE have called on Qatar to stop its support for Islamic extremism.

The Kuwaiti emir played a pivotal role in mediating a compromise in a 2014 diplomatic dispute between Saudi Arabia, Qatar and other Gulf states.

Qatar's emir, Sheikh Tamim bin Hamad Al-Thani, has delayed a speech planned for broadcast on Al-Jazeera at the request of the Kuwaiti ruler, the Qatari foreign minister said.

Kuwait, also a GCC member, did not join its neighbours in severing ties with Qatar.