Listen to Hum To Hai Raahi Dil Ke online. Hum To Hai Raahi Dil Ke is a Hindi language song and is sung by R.D. Burman and Kishore Kumar. Hum To Hai Raahi Dil Ke, from the album Caravan, was released in the year 1971. The duration of the song is 4:36. Download Hindi songs online from JioSaavn.