| Niederkassel to Sala Consilina | 829.06 mi (1,334.24 km) |
| Niederkassel to Salemi | 941.63 mi (1,515.41 km) |
| Niederkassel to Salerno | 792.23 mi (1,274.97 km) |
| Niederkassel to Salo | 394.71 mi (635.23 km) |
| Niederkassel to Salsomaggiore Terme | 436.55 mi (702.56 km) |
| Niederkassel to Saluzzo | 426.93 mi (687.08 km) |
| Niederkassel to Salzano | 433.49 mi (697.64 km) |
| Niederkassel to Samarate | 368.18 mi (592.53 km) |
| Niederkassel to San Benedetto del Tronto | 631.89 mi (1,016.92 km) |
| Niederkassel to San Biagio di Callalta | 431.23 mi (694.00 km) |
| Niederkassel to San Bonifacio | 422.34 mi (679.69 km) |
| Niederkassel to San Casciano in Val di Pesa | 531.45 mi (855.29 km) |
| Niederkassel to San Cataldo | 982.49 mi (1,581.16 km) |
| Niederkassel to San Cesareo | 679.49 mi (1,093.54 km) |
| Niederkassel to San Dona di Piave | 439.34 mi (707.04 km) |
