The calculated distance (air line) between Joypur Hāt and Manihāri is approximately 89 miles respectively 144 kilometers.
By car or train, the actual journey to Manihāri is certainly longer, as only the direct route (as the crow flies) between Joypur Hāt and Manihāri has been calculated here.
Air line (approximately)
144 kilometers
78 nautical miles