| Abertillery to Sangeorgiu de Mures | 1,289.01 mi (2,074.47 km) |
| Abertillery to Sangeorz-Bai | 1,274.07 mi (2,050.41 km) |
| Abertillery to Sannicolau Mare | 1,141.14 mi (1,836.48 km) |
| Abertillery to Santana | 1,169.25 mi (1,881.72 km) |
| Abertillery to Satu Mare | 1,185.99 mi (1,908.66 km) |
| Abertillery to Scobinti | 1,370.08 mi (2,204.92 km) |
| Abertillery to Scornicesti | 1,358.38 mi (2,186.10 km) |
| Abertillery to Sebes | 1,269.47 mi (2,043.01 km) |
| Abertillery to Seini | 1,204.02 mi (1,937.69 km) |
| Abertillery to Sfantu-Gheorghe | 1,366.82 mi (2,199.68 km) |
| Abertillery to Sibiu | 1,299.60 mi (2,091.50 km) |
| Abertillery to Sighetu Marmatiei | 1,225.15 mi (1,971.69 km) |
| Abertillery to Sighisoara | 1,313.16 mi (2,113.32 km) |
| Abertillery to Simeria | 1,249.34 mi (2,010.62 km) |
| Abertillery to Sinaia | 1,373.66 mi (2,210.70 km) |
