| Ashburn to Solofra | 4,641.31 mi (7,469.46 km) |
| Ashburn to Somma Lombardo | 4,205.77 mi (6,768.53 km) |
| Ashburn to Somma Vesuviana | 4,621.65 mi (7,437.83 km) |
| Ashburn to Sommacampagna | 4,306.77 mi (6,931.07 km) |
| Ashburn to Sona | 4,304.95 mi (6,928.15 km) |
| Ashburn to Sondrio | 4,239.98 mi (6,823.59 km) |
| Ashburn to Sora | 4,554.60 mi (7,329.92 km) |
| Ashburn to Sorbolo | 4,308.02 mi (6,933.09 km) |
| Ashburn to Soresina | 4,268.13 mi (6,868.90 km) |
| Ashburn to Sorisole | 4,244.88 mi (6,831.48 km) |
| Ashburn to Sorrento | 4,627.92 mi (7,447.92 km) |
| Ashburn to Sorso | 4,361.86 mi (7,019.74 km) |
| Ashburn to Sortino | 4,788.61 mi (7,706.53 km) |
| Ashburn to Soverato Marina | 4,798.45 mi (7,722.37 km) |
| Ashburn to Sovicille | 4,394.90 mi (7,072.91 km) |
