The 15483 / 15484 Sikkim Mahananda Express is an express train connecting the cities of Delhi and Alipurduar. This is a direct train origination from Old Delhi to . The train connects the Eastern and Northern regions, as well as parts of India in the Bihar & Uttar Pradesh areas.
The name of the train is derived from the Mahananda River, which runs through North Bengal, Eastern Bihar and Bangladesh.
As the entire route is not electrified, the train runs with both an electric and diesel locomotive. Usually the train gets a WDP-4/WDP-4B from the Siliguri Diesel Loco Shed for the non-electrified territory and a WAP-4 electric locomotive in the electrified section.
On 16 February 2026, the Sikkim Mahananda Express was flagged off from railway station in Sevoke townfor the first time, marking the stationâÂÂs first long-distance express service.
The extension is expected to improve direct rail connectivity between the DarjeelingâÂÂDooars region of North Bengal and Delhi via Alipurduar.
The train when introduced used to run from to Delhi as train number(s) 983/984. This train was later extended to New Jalpaiguri with train number(s) 4083/4084. Finally the train was extended to Alipurduar Junction.
The important stops of this train are;
Both trains are hauled by a Ghaziabad Loco Shed-based WAP-7 electric locomotive from Old Delhi to Alipurduar Junction and vice versa.
In a rare occurrence Sikkim Mahananda Express crosses the Mahananda River five times. The train is named after this river.
Train No.15484 leaves Delhi (DLI) at 07:35 AM and reach to the destined stop Alipurduar Junction (APDJ) at 08:20 PM on day after another. Train No.15483 leaves Alipurduar Junction (APDJ) at 10:30 AM and reach to the destined stop Delhi (DLI) at 09:45 PM on day after another. During the journey of approximately 38 hours the train goes via 56 stations before reaching its destination.
This train comprises 1 first AC [2-Tiers+3-Tiers], 10 AC 3-Tiers, 4 Sleeper class, 2Unreserved General Compartment, 1 Pantry car & 1 Luggage/Parcel and engine generator car is provided with the Guards' cabin. Total coach composition is 24.