Odisha to Bihar · 700 km · Compare trains, buses & driving options
The straight-line distance from Paradeep to Siwan is approximately 700 km (435 miles). By road, the distance increases to about 912 km due to terrain, highways, and road networks connecting Odisha to Bihar.
Siwan does not have its own commercial airport. The nearest airport is Patna (PAT). Fly to the nearest airport and continue by road or rail.
Search Flights to Nearest AirportIndian Railways connects Paradeep and Siwan with multiple daily services. The journey takes approximately 14 hrs 2 min. Rajdhani and Shatabdi express trains are faster, while mail and passenger trains make more stops but cost less.
Book in advance through IRCTC, especially during festivals and holidays when seats fill up quickly.
Check Trains on IRCTCBus travel is a popular and affordable option for the Paradeep to Siwan route. The journey takes approximately 18 hrs 14 min covering ~912 km. Both government and private operators service this route.
Night buses are popular for this distance — travel while you sleep and arrive fresh at your destination.
Search Paradeep to Siwan BusesThe drive from Paradeep to Siwan is a long one — approximately 912 km taking around 11 hrs 12 min. Plan at least one overnight halt. Fatigue driving on Indian highways is dangerous.
For official travel information, regulations, and booking services:
IRCTC — Indian Railway Catering and Tourism Corporation — Book train tickets online
Airports Authority of India — Airport information and flight status
DGCA — Directorate General of Civil Aviation — Indian aviation regulator
Incredible India — Official tourism portal of India
Flights, hotels, buses and trip bundles — honest prices.