The calculated distance (air line) between Bhattarai Danda and Birendranagar is approximately 149 miles respectively 240 kilometers.
By car or train, the actual journey to Birendranagar is certainly longer, as only the direct route (as the crow flies) between Bhattarai Danda and Birendranagar has been calculated here.
Air line (approximately)
240 kilometers
130 nautical miles