The calculated distance (air line) between Saint-Yrieix-sur-Charente and Toulouse is approximately 157 miles respectively 253 kilometers.
By car or train, the actual journey to Toulouse is certainly longer, as only the direct route (as the crow flies) between Saint-Yrieix-sur-Charente and Toulouse has been calculated here.
Air line (approximately)
253 kilometers
136 nautical miles