The calculated distance (air line) between Juana Díaz and Vega Baja is approximately 28 miles respectively 45 kilometers.
By car or train, the actual journey to Vega Baja is certainly longer, as only the direct route (as the crow flies) between Juana Díaz and Vega Baja has been calculated here.
Air line (approximately)
45 kilometers
24 nautical miles