A 33-year-old man from Thane district near Mumbai  who had arrived at the Delhi airport from South Africa via Dubai before flying to the Maharashtra capital has tested positive for the Omicron variant of coronavirus, making him the first such case in Maharashtra and fourth in India, officials said on Saturday.

He had arrived in Delhi on November 23 and had given his samples for Covid-19 testing at the Delhi airport. He had then taken a flight to Mumbai, official sources said in Delhi.