The calculated distance (air line) between Plyeshchanitsy and Novogrudok is approximately 100 miles respectively 161 kilometers.
By car or train, the actual journey to Novogrudok is certainly longer, as only the direct route (as the crow flies) between Plyeshchanitsy and Novogrudok has been calculated here.
Air line (approximately)
161 kilometers
87 nautical miles