The calculated distance (air line) between Nîmes and Saint-Christol-les-Alès is approximately 22 miles respectively 36 kilometers.
By car or train, the actual journey to Saint-Christol-les-Alès is certainly longer, as only the direct route (as the crow flies) between Nîmes and Saint-Christol-les-Alès has been calculated here.
Air line (approximately)
36 kilometers
19 nautical miles