| Idanha-a-Nova to Spello | 1,049.80 mi (1,689.49 km) |
| Idanha-a-Nova to Spilamberto | 984.20 mi (1,583.92 km) |
| Idanha-a-Nova to Spilimbergo | 1,099.23 mi (1,769.04 km) |
| Idanha-a-Nova to Spinea | 1,054.08 mi (1,696.38 km) |
| Idanha-a-Nova to Spoleto | 1,049.22 mi (1,688.56 km) |
| Idanha-a-Nova to Spoltore | 1,122.04 mi (1,805.75 km) |
| Idanha-a-Nova to Spresiano | 1,063.44 mi (1,711.45 km) |
| Idanha-a-Nova to Squinzano | 1,330.68 mi (2,141.53 km) |
| Idanha-a-Nova to Statte | 1,285.28 mi (2,068.46 km) |
| Idanha-a-Nova to Stezzano | 941.03 mi (1,514.44 km) |
| Idanha-a-Nova to Strada | 986.86 mi (1,588.20 km) |
| Idanha-a-Nova to Stradella | 912.59 mi (1,468.68 km) |
| Idanha-a-Nova to Striano | 1,146.35 mi (1,844.87 km) |
| Idanha-a-Nova to Subiaco | 1,068.04 mi (1,718.84 km) |
| Idanha-a-Nova to Sulmona | 1,110.55 mi (1,787.25 km) |
