The calculated distance (air line) between Mohyliv-Podilskyy and Zhytomyr is approximately 132 miles respectively 212 kilometers.
By car or train, the actual journey to Zhytomyr is certainly longer, as only the direct route (as the crow flies) between Mohyliv-Podilskyy and Zhytomyr has been calculated here.
Air line (approximately)
212 kilometers
115 nautical miles