| Willebroek to Saddlebrooke (Arizona) | 5,450.53 mi (8,771.77 km) |
| Willebroek to Safety Harbor (Florida) | 4,616.41 mi (7,429.40 km) |
| Willebroek to Saginaw (Michigan) | 3,922.08 mi (6,311.98 km) |
| Willebroek to Saginaw (Texas) | 4,950.60 mi (7,967.22 km) |
| Willebroek to Sahuarita (Arizona) | 5,488.86 mi (8,833.46 km) |
| Willebroek to Saks (Alabama) | 4,459.97 mi (7,177.62 km) |
| Willebroek to Salem (Massachusetts) | 3,451.26 mi (5,554.27 km) |
| Willebroek to Salem (Ohio) | 3,917.84 mi (6,305.15 km) |
| Willebroek to Salem (Oregon) | 5,098.60 mi (8,205.41 km) |
| Willebroek to Salem (Virginia) | 4,054.31 mi (6,524.79 km) |
| Willebroek to Salem Lakes (Wisconsin) | 4,119.41 mi (6,629.56 km) |
| Willebroek to Salida (California) | 5,472.01 mi (8,806.34 km) |
| Willebroek to Salina (Kansas) | 4,649.92 mi (7,483.33 km) |
| Willebroek to Salinas (California) | 5,547.89 mi (8,928.47 km) |
| Willebroek to Salisbury (Maryland) | 3,822.87 mi (6,152.32 km) |
