| Castelsarrasin to Sangeorz-Bai | 1,155.76 mi (1,860.02 km) |
| Castelsarrasin to Sannicolau Mare | 959.83 mi (1,544.70 km) |
| Castelsarrasin to Santana | 1,002.79 mi (1,613.84 km) |
| Castelsarrasin to Satu Mare | 1,074.75 mi (1,729.64 km) |
| Castelsarrasin to Scobinti | 1,261.16 mi (2,029.64 km) |
| Castelsarrasin to Scornicesti | 1,155.74 mi (1,859.99 km) |
| Castelsarrasin to Sebes | 1,101.74 mi (1,773.07 km) |
| Castelsarrasin to Seini | 1,092.74 mi (1,758.59 km) |
| Castelsarrasin to Sfantu-Gheorghe | 1,208.50 mi (1,944.90 km) |
| Castelsarrasin to Sibiu | 1,130.05 mi (1,818.64 km) |
| Castelsarrasin to Sighetu Marmatiei | 1,121.94 mi (1,805.59 km) |
| Castelsarrasin to Sighisoara | 1,159.88 mi (1,866.65 km) |
| Castelsarrasin to Simeria | 1,074.98 mi (1,730.01 km) |
| Castelsarrasin to Sinaia | 1,199.39 mi (1,930.22 km) |
| Castelsarrasin to Slatina | 1,147.77 mi (1,847.16 km) |
