It operates as train number 15653 from Guwahati to Jammu Tawi and as train number 15654 in the reverse direction serving the 8 states of Assam, West Bengal, Bihar, Uttar Pradesh, Uttarakhand, Haryana, Punjab and Jammu and Kashmir.

It is named after the Amarnath Temple which is located in the union territory of Jammu and Kashmir and is 1 of 3 trains that connect Guwahati and Jammu Tawi, the other being the Lohit Express and Kamakhya–Shri Mata Vaishno Devi Katra Express.

The 15653 / 54 Guwahati Jammu Tawi Amarnath Express has 1 AC 2 tier, 2 AC 3 tier, 14 Sleeper Class, 4 General Unreserved and 2 SLR (Seating cum Luggage Rake) Coaches.

As is customary with most train services in India, Coach Composition may be amended at the discretion of Indian Railways depending on demand.

The 15653 Guwahati Jammu Tawi Amarnath Express covers the distance of 2,431 km (1,511 mi) in 47 hours 15 mins (51.45 km/h) and in 48 hours 45 mins as 15654 Jammu Tawi Guwahati Amarnath Express (49.87 km/h).