The Amrit Bharat Express will launch on June 21, running between Jaipur (Khatipura) and Darbhanga.
The train service is scheduled to operate six days a week to support commuters.
Key route stops include major stations like Agra, Kanpur Central, Gorakhpur, and Sitamarhi.
The project aims to improve connectivity and economic ties between Rajasthan and the Mithila region.