Train seat availability for all 7 trains that run from Gorakhpur to Kolkata can be found in above table.

Gorakhpur City has a shape of bowl, surrounded by the river and other small streams from three sides. Gorakhpur has its own cultural and historical importance. It belongs to the Great Lord Buddha, founder of Buddhism, who renounced his princely costumes at the confluence of rivers Rapti & Rohini and proceeded further in the quest of truth in 600 BC. It is also associated with Lord Mahavir, 24th tirthankar, founder of Jainism. Gorakhpur is also identified with the Gita Press, the world famous publisher of the Hindu religious books, which is fore-front in dissemination of religious and spiritual consciousness across the country. The most famous publication is 'KALYAN' magazine. The Gorakhpur Railway Station is located in the heart of the city of Gorakhpur in the Indian state of Uttar Pradesh. It serves as the headquarters of the North Eastern Railway. The station offers Class A railway station facilities. On October 6, 2013, Gorakhpur became the world's Longest Railway platform, after inauguration of the remodeled Gorakhpur Yard, with a stretch of around 1.35 km. An air force station in Gorakhpur was established in 1963 as Gorakhpur Airport, with a variety of planes and services, most notably Jaguar fighter planes and the second oldest helicopter unit of Indian Air Force. It is one of the biggest air force stations in Asia. Mahayogi Gorakhnath Airport or Gorakhpur Airport (GOP) operates as a civil enclave at the Gorakhpur Air Force Station of the Indian Air Force. Gorakhpur has 1 railway station - Gorakhpur Jn (GKP).

Kolkata, also know as Calcutta is the capital city of West Bengal and is located at the bank of Hoogly river. It (then Calcutta) served as the capital of British-held territories in India until 1911, after which Delhi was made capital of India. No trip to Kolkata is complete without a visit to the Victoria Memorial, an architectural marvel built in Queen Victoria's name. It has an incredible museum inside. When is Kolkata, never miss the iconic Howrah Bridge. You can also enjoy a sunset cruise on the Hooghly River which passes under the Howrah Bridge. Other places to visit are Mangal Pandey Park and the Dakshineswar Kali Temple, built on the banks of the Ganga. Kolkata is well-connected to all major Indian cities by air, rail and road. This city has three railway stations and an airport named Netaji Subhas Chandra Bose International Airport. The airport is 14 km away from the Sealdah railway station. Kolkata ranks the top among the six cities in terms of public transport system.The Kolkata Metro is the oldest underground mass transit system in India. Kolkata is the only Indian city with a tram network, but the tram services are limited to certain areas of the city only. When it comes to food Kolkata is known for its variety of street food like famous kathi rolls, but the key elements of Kolkata's cuisine include rice and a fish curry known as machher jhol. This can be accompanied by desserts such as roshogolla, sandesh, and a sweet yoghurt known as mishti dohi. Kolkata has 5 railway stations - Howrah Jn (HWH), Kolkata Chitpur (KOAA), Kolkata Sealdah (SDAH), Santragachi Jn (SRC) and Kolkata Shalimar (SHM).