Haniyeh arrived in Lebanon on Tuesday to hold talks with Lebanese officials about the recent deal signed between the United Arab Emirates and the Zionist regime on normalization of ties, RT reported.
Since leaving a refugee camp in Lebanon in 1993, it is his first visit to the country.
He is also going to visit a number of Persian Gulf countries to discuss the issue.
Israel and the UAE on August 13 reached a deal that will lead to a full normalization of diplomatic relations between the two sides, in an agreement apparently brokered by US President Donald Trump.
According to the accord, Israeli and UAE delegations are to hold meetings and sign bilateral agreements covering sectors including investment, tourism and direct flights and the opening of reciprocal embassies.
On Monday, the first direct flight between Israel and the United Arab Emirates entered the Saudi airspace before landing in Abu Dhabi.