The 12315 / 12316 Ananya Express is an Indian Railways Express-class train running between Kolkata and Udaipur city. It covers a distance of 2134 km in 35 hrs 35 mins at an average speed of 60 km per hour, travelling through the Indian states of West Bengal, Jharkhand, Bihar, Uttar Pradesh and Rajasthan. It connects Eastern India with tourist spots such as Agra, Jaipur, Ajmer and Udaipur. Extension to Asarva near Ahmedabad has been sought post Udaipur-Dungarpur-Himmatnagar-Ahmedabad new Broad Gauge line from Meter Gauge is made. In return, the train covers 2134 km in 37 hrs 45 mins at an average speed of 56.75 km per hour.