The visit aims at holding political talks between Iran and the UK.
'These kinds of meetings are being held both in London and Iran,' Araqchi earlier said on the sidelines of the Munich Security Conference.
The 54th Munich Security Conference was held on Feb 16-18 gathering 30 heads of countries and over 100 ministers.
Regional and international issues and the latest developments as regard Iran nuclear deal known as Joint Comprehensive Plan of Action are among topics to be discussed by both sides, he said.
According to Iran envoy to the UK Hamid Baeidinejad, Araqchi will also speak on Iran’s foreign policy priorities on 22 February at the [London-based] Chattham House think-tank.