He said the coming elections would see a fight between BJP and Aam Aadmi Party (AAP).
In separate interviews to news channels, Kejriwal, when asked whether he would contest Lok Sabha elections if the party asks him to do so, responded in the affirmative.
"If the need arises, then I will contest elections. Personally, I don't want to contest elections," he said.
Asked whether he was vying for the top post, he said "I don't want any post. I dont want to become any minister. I want to establish Swaraj in India."
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Dismissing Congress's prospects in coming elections, he said the next poll will be a battle between BJP and AAP.
He claimed "Delhi (assembly elections outcome) will be repeated at the national level. Congress won some 7-8 seats in Delhi (assembly elections). This will also happen at the national level," he said.
He said "if the Narendra Modi promises good governance, Rahul Gandhi promises inclusive one, then we promise Swaraj, government of the people.