| Arcos de la Frontera to Sangeorgiu de Mures | 1,689.60 mi (2,719.14 km) |
| Arcos de la Frontera to Sangeorz-Bai | 1,712.55 mi (2,756.09 km) |
| Arcos de la Frontera to Sannicolau Mare | 1,503.06 mi (2,418.94 km) |
| Arcos de la Frontera to Santana | 1,549.27 mi (2,493.31 km) |
| Arcos de la Frontera to Satu Mare | 1,640.06 mi (2,639.42 km) |
| Arcos de la Frontera to Scobinti | 1,815.48 mi (2,921.73 km) |
| Arcos de la Frontera to Scornicesti | 1,668.64 mi (2,685.41 km) |
| Arcos de la Frontera to Sebes | 1,638.94 mi (2,637.62 km) |
| Arcos de la Frontera to Seini | 1,656.78 mi (2,666.33 km) |
| Arcos de la Frontera to Sfantu-Gheorghe | 1,742.25 mi (2,803.89 km) |
| Arcos de la Frontera to Sibiu | 1,663.96 mi (2,677.88 km) |
| Arcos de la Frontera to Sighetu Marmatiei | 1,687.32 mi (2,715.48 km) |
| Arcos de la Frontera to Sighisoara | 1,699.86 mi (2,735.67 km) |
| Arcos de la Frontera to Simeria | 1,611.01 mi (2,592.67 km) |
| Arcos de la Frontera to Sinaia | 1,725.16 mi (2,776.38 km) |
