The calculated distance (air line) between Saint-Cyprien-Plage and Montpellier is approximately 80 miles respectively 129 kilometers.
By car or train, the actual journey to Montpellier is certainly longer, as only the direct route (as the crow flies) between Saint-Cyprien-Plage and Montpellier has been calculated here.
Air line (approximately)
129 kilometers
69 nautical miles