| Horizon West to Spello | 5,108.67 mi (8,221.61 km) |
| Horizon West to Spilamberto | 4,990.43 mi (8,031.32 km) |
| Horizon West to Spilimbergo | 5,030.75 mi (8,096.20 km) |
| Horizon West to Spinea | 5,016.05 mi (8,072.55 km) |
| Horizon West to Spoleto | 5,115.86 mi (8,233.18 km) |
| Horizon West to Spoltore | 5,191.76 mi (8,355.34 km) |
| Horizon West to Spresiano | 5,012.14 mi (8,066.26 km) |
| Horizon West to Squinzano | 5,435.30 mi (8,747.27 km) |
| Horizon West to Statte | 5,391.46 mi (8,676.71 km) |
| Horizon West to Stezzano | 4,899.72 mi (7,885.34 km) |
| Horizon West to Strada | 5,029.74 mi (8,094.59 km) |
| Horizon West to Stradella | 4,898.17 mi (7,882.84 km) |
| Horizon West to Striano | 5,260.35 mi (8,465.71 km) |
| Horizon West to Subiaco | 5,158.67 mi (8,302.08 km) |
| Horizon West to Sulmona | 5,193.82 mi (8,358.64 km) |
