The journey from Rajnagar to Kochi covers approximately 2600 km. The most practical way is to take a train from Darbhanga to Ernakulam Junction. Alternatively, you can fly from Darbhanga to Kochi with a layover. Plan your journey to account for the long travel time.
Total Distance: 2600 km driving distance, 2100 km straight-line air distance.
Book your tickets early as this route is popular.
October to March for pleasant weather in Kochi.