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