The calculated distance (air line) between Heeswijk-Dinther and Maastricht is approximately 56 miles respectively 90 kilometers.
By car or train, the actual journey to Maastricht is certainly longer, as only the direct route (as the crow flies) between Heeswijk-Dinther and Maastricht has been calculated here.
Air line (approximately)
90 kilometers
49 nautical miles