| Williamsport to Sangeorgiu de Mures | 4,694.79 mi (7,555.53 km) |
| Williamsport to Sangeorz-Bai | 4,668.48 mi (7,513.20 km) |
| Williamsport to Sannicolau Mare | 4,566.58 mi (7,349.20 km) |
| Williamsport to Santana | 4,589.58 mi (7,386.21 km) |
| Williamsport to Satu Mare | 4,584.22 mi (7,377.58 km) |
| Williamsport to Scobinti | 4,751.18 mi (7,646.29 km) |
| Williamsport to Scornicesti | 4,781.60 mi (7,695.24 km) |
| Williamsport to Sebes | 4,685.30 mi (7,540.27 km) |
| Williamsport to Seini | 4,600.76 mi (7,404.20 km) |
| Williamsport to Sfantu-Gheorghe | 4,773.76 mi (7,682.62 km) |
| Williamsport to Sibiu | 4,714.58 mi (7,587.38 km) |
| Williamsport to Sighetu Marmatiei | 4,616.00 mi (7,428.74 km) |
| Williamsport to Sighisoara | 4,721.06 mi (7,597.82 km) |
| Williamsport to Simeria | 4,668.34 mi (7,512.96 km) |
| Williamsport to Sinaia | 4,786.80 mi (7,703.60 km) |
