The Katihar to Siwan bus covers about 410 kms and takes around 11 hrs 3 mins. Around 4 buses run this route every day, operated by around 1 bus operators. The first bus leaves at 00:20 and the last one at 20:10. Ticket prices start at INR 1099 and go up to INR 2248.00, depending on the bus type and the booking date.





