| Smolyan to Sala Consilina | 481.33 mi (774.63 km) |
| Smolyan to Salemi | 683.29 mi (1,099.66 km) |
| Smolyan to Salerno | 520.75 mi (838.07 km) |
| Smolyan to Salo | 760.02 mi (1,223.13 km) |
| Smolyan to Salsomaggiore Terme | 773.06 mi (1,244.12 km) |
| Smolyan to Saluzzo | 891.56 mi (1,434.83 km) |
| Smolyan to Salzano | 685.64 mi (1,103.43 km) |
| Smolyan to Samarate | 842.02 mi (1,355.10 km) |
| Smolyan to San Benedetto del Tronto | 560.66 mi (902.29 km) |
| Smolyan to San Biagio di Callalta | 677.16 mi (1,089.78 km) |
| Smolyan to San Bonifacio | 721.26 mi (1,160.76 km) |
| Smolyan to San Casciano in Val di Pesa | 701.03 mi (1,128.20 km) |
| Smolyan to San Cataldo | 636.84 mi (1,024.90 km) |
| Smolyan to San Cesareo | 613.61 mi (987.52 km) |
| Smolyan to San Dona di Piave | 667.52 mi (1,074.27 km) |
