The train route in Bihar is well-connected with all parts of India. Check out the longest train route from Bihar which connects many states.

The history of train routes in Bihar dates back to the British colonial era when the first railway tracks were laid to improve trade and connectivity. The first train in Bihar ran in 1862 between Howrah and Delhi, passing through important stations like Patna and Gaya. Over time, the railway network expanded, connecting remote areas and enhancing economic growth.
The introduction of the East Indian Railway and later the Indian Railways helped Bihar become a major transportation hub. Today, Bihar has well-connected railway routes, including the Grand Chord section and key junctions like Patna, Gaya, and Muzaffarpur.
List of 5 Longest Train Route From Bihar
1. Dibrugarh Kanyakumari Vivek Express
The Dibrugarh–Kanyakumari Vivek Express is India’s longest-running train, covering a distance of 4,189 km in approximately 80 hours. It operates between Dibrugarh (Assam) and Kanyakumari (Tamil Nadu), passing through 9 states. Introduced in 2011, this weekly express train is part of the Vivek Express series, launched to commemorate Swami Vivekananda’s 150th birth anniversary.
It runs on a broad gauge track and is managed by the Northeast Frontier Railway. With multiple stoppages, it connects the Northeast to the South, offering a vital link for passengers. The train is known for its long journey, scenic views, and cross-country connectivity. Dibrugarh Kanyakumari Vivek Express connects Kishanganj Railway station in Bihar.
2. Thiruvananthapuram Silchar Aronai Superfast Express
Thiruvananthapuram Silchar Aronai Superfast Express is the second longest train route from Bihar which connects Kishanganj Railway station in Bihar. The Thiruvananthapuram–Silchar Aronai Superfast Express is a long-distance train connecting Thiruvananthapuram (Kerala) to Silchar (Assam). Covering 3,930 km in approximately 74 hours, it is second India’s longest train route.
Operated by the Northeast Frontier Railway, this bi-weekly superfast train passes through eight states, linking the Northeast with South India. The train offers Sleeper, AC, and General classes, ensuring comfortable travel for passengers. It plays a crucial role in improving connectivity between remote regions and major cities. Known for its punctuality and scenic route, the Aronai Express is a lifeline for travelers commuting between the Northeast and southern India.
3. New Tinsukia SMVT Bengaluru Weekly Express
The New Tinsukia–SMVT Bengaluru Weekly Express is a long-distance train connecting New Tinsukia (Assam) to Sir M. Visvesvaraya Terminal (SMVT) Bengaluru (Karnataka). This train cross the Kishanganj Railway station which is located in North Bihar. Covering approximately 3,676 km, it is one of the longest train routes in India, taking around 65 hours to complete its journey.
Operated by the Northeast Frontier Railway, this train runs once a week, passing through multiple states, including Assam, West Bengal, Odisha, Andhra Pradesh, Tamil Nadu, and Karnataka. It provides Sleeper, AC, and General coaches, catering to diverse travelers. The train enhances connectivity between Northeast India and South India, benefiting students, professionals, and tourists.
4. Agartala SMVT Bengaluru Humsafar Express
The Agartala–SMVT Bengaluru Humsafar Express is a premium long-distance train connecting Agartala (Tripura) to Sir M. Visvesvaraya Terminal (SMVT) Bengaluru (Karnataka). Covering approximately 3,590 km, it is one of the longest Humsafar Express routes in India, taking around 64 hours to complete its journey.
Operated by the Northeast Frontier Railway, this fully AC 3-tier train runs weekly, offering modern amenities like bio-toilets, LED displays, CCTV cameras, and comfortable berths. It passes through states like Tripura, Assam, West Bengal, Odisha, Andhra Pradesh, Tamil Nadu, and Karnataka. This train enhances connectivity between Northeast and South India, benefiting professionals, students, and tourists.
5. Silchar Coimbatore Superfast Express
The Silchar–Coimbatore Superfast Express is a long-distance train connecting Silchar (Assam) to Coimbatore (Tamil Nadu). Covering approximately 3,600 km, it is one of the longest-running trains in India, taking around 65 hours to complete its journey.
Operated by the Northeast Frontier Railway, it runs weekly, passing through Assam, West Bengal, Odisha, Andhra Pradesh, and Tamil Nadu. The train provides sleeper and AC coaches, catering to passengers traveling between Northeast and South India. With modern facilities and efficient service, it plays a crucial role in improving connectivity, benefiting students, professionals, and tourists traveling between the two regions.
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