| Groningen to Sestao | 812.24 mi (1,307.18 km) |
| Groningen to Sevilla | 1,257.50 mi (2,023.76 km) |
| Groningen to Sevilla La Nueva | 1,018.28 mi (1,638.76 km) |
| Groningen to Silla | 1,012.40 mi (1,629.30 km) |
| Groningen to Silleda | 994.64 mi (1,600.72 km) |
| Groningen to Sitges | 857.07 mi (1,379.32 km) |
| Groningen to Socuellamos | 1,058.78 mi (1,703.94 km) |
| Groningen to Soller | 946.97 mi (1,524.00 km) |
| Groningen to Solsona | 809.76 mi (1,303.18 km) |
| Groningen to Son Servera | 951.47 mi (1,531.25 km) |
| Groningen to Sonseca | 1,057.05 mi (1,701.15 km) |
| Groningen to Sopelana | 807.34 mi (1,299.29 km) |
| Groningen to Soria | 894.88 mi (1,440.18 km) |
| Groningen to Suances | 831.67 mi (1,338.44 km) |
| Groningen to Sueca | 1,021.44 mi (1,643.85 km) |
