The calculated distance (air line) between San Marcos de Colón and Tegucigalpa is approximately 52 miles respectively 84 kilometers.
By car or train, the actual journey to Tegucigalpa is certainly longer, as only the direct route (as the crow flies) between San Marcos de Colón and Tegucigalpa has been calculated here.
Air line (approximately)
84 kilometers
46 nautical miles