The calculated distance (air line) between Santo Domingo Suchitepéquez and Retalhuleu is approximately 14 miles respectively 22 kilometers.
By car or train, the actual journey to Retalhuleu is certainly longer, as only the direct route (as the crow flies) between Santo Domingo Suchitepéquez and Retalhuleu has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles