| Hillegom to Serik | 1,665.50 mi (2,680.36 km) |
| Hillegom to Serinhisar | 1,564.21 mi (2,517.36 km) |
| Hillegom to Serinyol | 1,886.86 mi (3,036.61 km) |
| Hillegom to Seydisehir | 1,667.97 mi (2,684.35 km) |
| Hillegom to Seyhan | 1,822.80 mi (2,933.52 km) |
| Hillegom to Seyitgazi | 1,524.19 mi (2,452.95 km) |
| Hillegom to Siirt | 2,043.14 mi (3,288.11 km) |
| Hillegom to Sile | 1,401.01 mi (2,254.71 km) |
| Hillegom to Silifke | 1,799.18 mi (2,895.50 km) |
| Hillegom to Silivri | 1,353.23 mi (2,177.81 km) |
| Hillegom to Silopi | 2,095.63 mi (3,372.59 km) |
| Hillegom to Simav | 1,477.40 mi (2,377.65 km) |
| Hillegom to Sinanpasa | 1,541.32 mi (2,480.51 km) |
| Hillegom to Sindirgi | 1,439.66 mi (2,316.91 km) |
| Hillegom to Sinop | 1,585.48 mi (2,551.58 km) |
