He said "we have the time. Elections are far away. The question of leadership is not with us".
Chacko's remarks came when reporters asked him about the possibility of Singh again becoming Prime Minister if UPA emerges victorious in next Lok Sabha elections.
The Prime Minister had sometime back neither ruled himself in or out of a third term.
"Holding of early elections is out of question. Government is in a comfortable position. No plan for early elections. We have an agenda to implement", he said.
With the ninth anniversary of UPA scheduled on May 22, Chacko highlighted the achievements of the coalition in various sectors and targeted the opposition for having "obstruction as the only slogan" in the pro-people legislative agenda of the government.
Replying to questions, he said Congress is for an early discussion and passage of the Food Security and Land Acquisition bills.
"We are not against a special session of Parliament. It will have to be a unanimous decision. If they are ready, we are ready for discussions", he said.