The journey from Barh to Guwahati is approximately 950 km. You can take a train from Patna to Guwahati. By road, the route passes through North Bengal and enters Assam. Guwahati is the gateway to the Northeast and is known for the Brahmaputra River and Kamakhya Temple.
Total Distance: 950 km by road, 750 km straight-line air distance.
Book tickets well in advance as this is a popular route.
October to April for pleasant weather.