Train seat availability for all 10 trains that run from Chennai to Patna can be found in above table.

Fare for trains from Chennai to Patna is Rs 5460 in First AC (1A) in general quota.

The city of Chennai in Tamil Nadu, formely known as Madras, India and the headquarters of the Southern Railway Zone, is a major rail transport hub in the country. Chennai Central Railway Station designed in British colonial style by architect Henry Irwin and also known as the Gateway to the South. It is one of the most important railway hubs in South India and stands as one of the busiest in the nation. The next station to Chennai Central, Basin Bridge Junction, is the railway junction where three different lines meet. Chennai has an international airport Chennai International Airport. It is the fourth busiest airport in India and 47th busiest airport in Asia. Chennai is the land of beautiful temples, and reels in tourists from different corners of the world. There is of course Mahabalipuram (nicknamed Mahabs), which displays Dravidian architecture on monuments, right by the beach side. Kapaleeshwar Temple is a wondrous temple to take a peek into. This Shiva temple was also constructed in the 7th century. Chennai is known for its delicacies: dosas and idlis. A place to get some great tasting South Indian food is the 'Adyar Anand Bhavan,' known for serving pure, delicious vegetarian goodness. To capture the diverse cultures of South India, Chennai has an authentic heritage home called 'Dakshichitra.' There are many cool exhibitions showcasing dance, art, craft activities, and much more. Some of the places to visit in Chennai Vandalur Zoo, Known to be one of Asia's largest open-air zoos, the Besant Nagar Beach, or Elliots Beach, but referred to as 'Bessie' and a mysterious and potentially eerie spot known as the 'Broken Bridge' lies just a bit beyond the beach. Pondy Bazaar and T Nagar are popular bazaar for shopping. Chennai has 6 railway stations - Chennai Central (MAS), Chennai Egmore (MS), Tambaram (TBM), Perambur (PER), Avadi (AVD) and Chennai Beach (MSB).

The capital city of Bihar, Patna has been the birthplace of the most important kingdoms of India. Not just kingdoms, but also many religions including Buddhism and Jainism have been started in this region. It had an estimated population of 1.68 million in 2011. It is the 19th largest city in India. Patna has multiple railway stations and an Airport named 'Jay Prakash Narayan International Airport' which is 7 km from Patna Jn station. Patna is one of the holiest cities in Sikhism as it has Takht Shri Harmandir Saheb - one of the Five Takhts of Sikhism. The Gurdwara at Patna Sahib is in remembrance of the birthplace of Guru Gobind Singh, the tenth Guru of the Sikhs. Pathar ki Masjid is also a must visit in Patna it stands on the bank of the river Ganges near Takht Shri Harmandir Saheb. The whole structure is build of stones. Jain pilgrimages also visit Patna mainly for Kamaldah Jain Temple, which is the oldest Jain temple in Patna built in 18th century. Other attractions are Gandhi Maidan, Patna zoo, Buddha Smriti Park. Public transport in patna is provided by buses auto rickshaws and local trains. Bihari cuisine is also very famous across India. Some well known dishes of Bihari cuisine include sattu paratha, chokha, fish curry, Bihari kebab, postaa-dana kaa halwaa, malpua, dal pitha (Bihari version of momos), kheer makhana and thekua/khajuria. Street foods such as Samosa, Chaat, litti chokha, phuchka, South Indian and Chinese cuisine are favourite among people. Patna has 5 railway stations - Patna Jn (PNBE), Rajendra Nagar Bihar (RJPB), Danapur (DNR), Patliputra (PPTA) and Patna Saheb (PNC).