| Constanta to Sabinanigo | 1,453.96 mi (2,339.93 km) |
| Constanta to Sagunto | 1,509.86 mi (2,429.89 km) |
| Constanta to Salamanca | 1,746.43 mi (2,810.61 km) |
| Constanta to Salobrena | 1,757.02 mi (2,827.64 km) |
| Constanta to Salou | 1,407.63 mi (2,265.36 km) |
| Constanta to Salt | 1,307.77 mi (2,104.66 km) |
| Constanta to Salvatierra de Mino | 1,862.16 mi (2,996.85 km) |
| Constanta to Sama | 1,701.79 mi (2,738.76 km) |
| Constanta to San Adrian de Besos | 1,346.51 mi (2,167.00 km) |
| Constanta to San Agustin de Guadalix | 1,651.55 mi (2,657.91 km) |
| Constanta to San Andres de la Barca | 1,358.12 mi (2,185.69 km) |
| Constanta to San Andres de Llevaneras | 1,330.56 mi (2,141.33 km) |
| Constanta to San Andres del Rabanedo | 1,709.69 mi (2,751.48 km) |
| Constanta to San Bartolome | 2,672.66 mi (4,301.23 km) |
| Constanta to San Baudilio de Llobregat | 1,356.98 mi (2,183.85 km) |
