| Harker Heights to Solofra | 5,864.25 mi (9,437.60 km) |
| Harker Heights to Somma Lombardo | 5,418.46 mi (8,720.16 km) |
| Harker Heights to Somma Vesuviana | 5,845.42 mi (9,407.30 km) |
| Harker Heights to Sommacampagna | 5,515.90 mi (8,876.98 km) |
| Harker Heights to Sona | 5,513.93 mi (8,873.82 km) |
| Harker Heights to Sondrio | 5,447.02 mi (8,766.13 km) |
| Harker Heights to Sora | 5,776.38 mi (9,296.18 km) |
| Harker Heights to Sorbolo | 5,521.28 mi (8,885.65 km) |
| Harker Heights to Soresina | 5,480.34 mi (8,819.76 km) |
| Harker Heights to Sorisole | 5,454.99 mi (8,778.96 km) |
| Harker Heights to Sorrento | 5,852.98 mi (9,419.47 km) |
| Harker Heights to Sorso | 5,598.61 mi (9,010.10 km) |
| Harker Heights to Sortino | 6,026.43 mi (9,698.59 km) |
| Harker Heights to Soverato Marina | 6,026.81 mi (9,699.21 km) |
| Harker Heights to Sovicille | 5,614.62 mi (9,035.86 km) |
