Bihar to Andhra Pradesh · 1,387 km · Compare trains, buses & driving options
The straight-line distance from Siwan to Adoni is approximately 1,387 km (862 miles). By road, the distance increases to about 1,768 km due to terrain, highways, and road networks connecting Bihar to Andhra Pradesh.
Adoni does not have its own commercial airport. The nearest airport is GBI. Fly to the nearest airport and continue by road or rail.
Search Flights to Nearest AirportIndian Railways connects Siwan and Adoni with multiple daily services. The journey takes approximately 27 hrs 12 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 IRCTCThe drive from Siwan to Adoni is a long one — approximately 1,768 km taking around 21 hrs 34 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