| Balchik to Sangeorz-Bai | 320.48 mi (515.76 km) |
| Balchik to Sannicolau Mare | 412.60 mi (664.01 km) |
| Balchik to Santana | 383.38 mi (616.99 km) |
| Balchik to Satu Mare | 394.53 mi (634.93 km) |
| Balchik to Scobinti | 279.77 mi (450.25 km) |
| Balchik to Scornicesti | 196.09 mi (315.58 km) |
| Balchik to Sebes | 285.39 mi (459.30 km) |
| Balchik to Seini | 380.26 mi (611.97 km) |
| Balchik to Sfantu-Gheorghe | 204.83 mi (329.65 km) |
| Balchik to Sibiu | 256.11 mi (412.17 km) |
| Balchik to Sighetu Marmatiei | 372.99 mi (600.26 km) |
| Balchik to Sighisoara | 253.81 mi (408.47 km) |
| Balchik to Simeria | 303.51 mi (488.46 km) |
| Balchik to Sinaia | 185.09 mi (297.88 km) |
| Balchik to Slatina | 201.25 mi (323.88 km) |
