The calculated distance (air line) between Sabana Grande de Boyá and Boca Chica is approximately 36 miles respectively 59 kilometers.
By car or train, the actual journey to Boca Chica is certainly longer, as only the direct route (as the crow flies) between Sabana Grande de Boyá and Boca Chica has been calculated here.
Air line (approximately)
59 kilometers
32 nautical miles