The calculated distance (air line) between Balaruc-les-Bains and Nîmes is approximately 44 miles respectively 70 kilometers.
By car or train, the actual journey to Nîmes is certainly longer, as only the direct route (as the crow flies) between Balaruc-les-Bains and Nîmes has been calculated here.
Air line (approximately)
70 kilometers
38 nautical miles