The calculated distance (air line) between Balaruc-les-Bains and Béziers is approximately 24 miles respectively 39 kilometers.
By car or train, the actual journey to Béziers is certainly longer, as only the direct route (as the crow flies) between Balaruc-les-Bains and Béziers has been calculated here.
Air line (approximately)
39 kilometers
21 nautical miles