| Louth to Sangeorgiu de Mures | 1,177.85 mi (1,895.57 km) |
| Louth to Sangeorz-Bai | 1,156.98 mi (1,861.98 km) |
| Louth to Sannicolau Mare | 1,044.91 mi (1,681.62 km) |
| Louth to Santana | 1,067.90 mi (1,718.63 km) |
| Louth to Satu Mare | 1,070.19 mi (1,722.30 km) |
| Louth to Scobinti | 1,248.10 mi (2,008.62 km) |
| Louth to Scornicesti | 1,259.80 mi (2,027.45 km) |
| Louth to Sebes | 1,164.69 mi (1,874.39 km) |
| Louth to Seini | 1,087.59 mi (1,750.31 km) |
| Louth to Sfantu-Gheorghe | 1,256.66 mi (2,022.39 km) |
| Louth to Sibiu | 1,194.28 mi (1,922.01 km) |
| Louth to Sighetu Marmatiei | 1,106.09 mi (1,780.08 km) |
| Louth to Sighisoara | 1,203.33 mi (1,936.58 km) |
| Louth to Simeria | 1,146.97 mi (1,845.87 km) |
| Louth to Sinaia | 1,267.30 mi (2,039.52 km) |
