| Opwijk to Serik | 1,638.75 mi (2,637.31 km) |
| Opwijk to Serinhisar | 1,535.11 mi (2,470.52 km) |
| Opwijk to Serinyol | 1,869.29 mi (3,008.33 km) |
| Opwijk to Seydisehir | 1,644.21 mi (2,646.10 km) |
| Opwijk to Seyhan | 1,805.09 mi (2,905.01 km) |
| Opwijk to Seyitgazi | 1,503.79 mi (2,420.12 km) |
| Opwijk to Siirt | 2,039.83 mi (3,282.79 km) |
| Opwijk to Sile | 1,383.97 mi (2,227.28 km) |
| Opwijk to Silifke | 1,777.09 mi (2,859.94 km) |
| Opwijk to Silivri | 1,332.71 mi (2,144.79 km) |
| Opwijk to Silopi | 2,091.52 mi (3,365.98 km) |
| Opwijk to Simav | 1,452.00 mi (2,336.77 km) |
| Opwijk to Sinanpasa | 1,517.81 mi (2,442.68 km) |
| Opwijk to Sindirgi | 1,412.84 mi (2,273.75 km) |
| Opwijk to Sinop | 1,582.42 mi (2,546.65 km) |
