The calculated distance (air line) between Marmara Ereğlisi and Bandırma is approximately 43 miles respectively 69 kilometers.
By car or train, the actual journey to Bandırma is certainly longer, as only the direct route (as the crow flies) between Marmara Ereğlisi and Bandırma has been calculated here.
Air line (approximately)
69 kilometers
37 nautical miles