| Willoughby to Suhut | 5,439.80 mi (8,754.52 km) |
| Willoughby to Sulakyurt | 5,477.57 mi (8,815.30 km) |
| Willoughby to Sultanbeyli | 5,273.11 mi (8,486.25 km) |
| Willoughby to Sultandagi | 5,465.88 mi (8,796.48 km) |
| Willoughby to Sultanhani | 5,567.06 mi (8,959.32 km) |
| Willoughby to Sultanhisar | 5,378.33 mi (8,655.59 km) |
| Willoughby to Suluova | 5,512.74 mi (8,871.89 km) |
| Willoughby to Sumbas | 5,699.88 mi (9,173.08 km) |
| Willoughby to Sungurlu | 5,501.30 mi (8,853.48 km) |
| Willoughby to Surmene | 5,662.41 mi (9,112.76 km) |
| Willoughby to Suruc | 5,811.11 mi (9,352.08 km) |
| Willoughby to Susehri | 5,632.74 mi (9,065.02 km) |
| Willoughby to Susurluk | 5,281.71 mi (8,500.09 km) |
| Willoughby to Susuz | 5,769.37 mi (9,284.90 km) |
| Willoughby to Sutculer | 5,507.36 mi (8,863.24 km) |
