The private bus carrying about 60 passengers from Rupiyadeeh to Bahraich overturned on a culvert and plunged into a ditch in Rupiyadeen police station limits killing a 60-year-old man from Semri village, Kallan, on the spot, police said.
As many as 42 others, among them Nepali nationals and women and children, were injured and admitted to a nearby government hospital.
Five of the seriously injured were referred to Bahraich district hospital, police added.