| Willoughby to Sangeorgiu de Mures | 4,837.24 mi (7,784.78 km) |
| Willoughby to Sangeorz-Bai | 4,808.48 mi (7,738.50 km) |
| Willoughby to Sannicolau Mare | 4,715.67 mi (7,589.14 km) |
| Willoughby to Santana | 4,736.71 mi (7,623.00 km) |
| Willoughby to Satu Mare | 4,725.61 mi (7,605.13 km) |
| Willoughby to Scobinti | 4,887.87 mi (7,866.27 km) |
| Willoughby to Scornicesti | 4,928.97 mi (7,932.41 km) |
| Willoughby to Sebes | 4,830.56 mi (7,774.03 km) |
| Willoughby to Seini | 4,741.71 mi (7,631.05 km) |
| Willoughby to Sfantu-Gheorghe | 4,916.05 mi (7,911.62 km) |
| Willoughby to Sibiu | 4,859.43 mi (7,820.50 km) |
| Willoughby to Sighetu Marmatiei | 4,755.62 mi (7,653.44 km) |
| Willoughby to Sighisoara | 4,863.91 mi (7,827.70 km) |
| Willoughby to Simeria | 4,814.67 mi (7,748.46 km) |
| Willoughby to Sinaia | 4,930.74 mi (7,935.26 km) |
