The calculated distance (air line) between San Ignacio de Sabaneta and Boca Chica is approximately 134 miles respectively 216 kilometers.
By car or train, the actual journey to Boca Chica is certainly longer, as only the direct route (as the crow flies) between San Ignacio de Sabaneta and Boca Chica has been calculated here.
Air line (approximately)
216 kilometers
116 nautical miles