The calculated distance (air line) between Jacmel and Saint-Michel de l'Atalaye is approximately 80 miles respectively 128 kilometers.
By car or train, the actual journey to Saint-Michel de l'Atalaye is certainly longer, as only the direct route (as the crow flies) between Jacmel and Saint-Michel de l'Atalaye has been calculated here.
Air line (approximately)
128 kilometers
69 nautical miles