| Kilkis to Sala Consilina | 382.71 mi (615.91 km) |
| Kilkis to Salemi | 579.84 mi (933.17 km) |
| Kilkis to Salerno | 424.18 mi (682.65 km) |
| Kilkis to Salo | 696.43 mi (1,120.79 km) |
| Kilkis to Salsomaggiore Terme | 702.95 mi (1,131.29 km) |
| Kilkis to Saluzzo | 817.89 mi (1,316.26 km) |
| Kilkis to Salzano | 624.87 mi (1,005.64 km) |
| Kilkis to Samarate | 775.76 mi (1,248.47 km) |
| Kilkis to San Benedetto del Tronto | 480.82 mi (773.80 km) |
| Kilkis to San Biagio di Callalta | 618.33 mi (995.11 km) |
| Kilkis to San Bonifacio | 657.60 mi (1,058.31 km) |
| Kilkis to San Casciano in Val di Pesa | 624.05 mi (1,004.32 km) |
| Kilkis to San Cataldo | 533.02 mi (857.82 km) |
| Kilkis to San Cesareo | 524.59 mi (844.25 km) |
| Kilkis to San Dona di Piave | 608.70 mi (979.61 km) |
