| Hertford to Sacile | 697.64 mi (1,122.75 km) |
| Hertford to Sala Consilina | 1,083.74 mi (1,744.11 km) |
| Hertford to Salemi | 1,150.13 mi (1,850.95 km) |
| Hertford to Salerno | 1,041.36 mi (1,675.90 km) |
| Hertford to Salo | 644.95 mi (1,037.94 km) |
| Hertford to Salsomaggiore Terme | 666.90 mi (1,073.28 km) |
| Hertford to Saluzzo | 603.88 mi (971.84 km) |
| Hertford to Salzano | 703.39 mi (1,132.00 km) |
| Hertford to Samarate | 587.01 mi (944.71 km) |
| Hertford to San Benedetto del Tronto | 891.82 mi (1,435.24 km) |
| Hertford to San Biagio di Callalta | 705.87 mi (1,135.99 km) |
| Hertford to San Bonifacio | 680.41 mi (1,095.01 km) |
| Hertford to San Casciano in Val di Pesa | 766.62 mi (1,233.75 km) |
| Hertford to San Cataldo | 1,202.04 mi (1,934.49 km) |
| Hertford to San Cesareo | 917.27 mi (1,476.20 km) |
