Patna–Ranchi AC Express is a fully air conditioned express train belonging to South Eastern Railway zone of Indian Railways that run between Patna Junction and Ranchi Junction in India.
This line was inaugurated on 8 December 2018 as a seasonal line running Ranchi–Patna AC special train (No.
[1] On 17 February 2019, this Special train was converted into Express train with new numbered 18633 / 34 and became the first weekly train running between the Patna and Ranchi corridor.
It covers the distance of 424 km with an average speed of 41 km/h.
As this route is electrified, a WAG-7 based loco pulls the train to its destination on both sides.