| Cities | Distance |
|---|---|
| Ostend to Sestao | 612.90 mi (986.37 km) |
| Ostend to Sevilla | 1,060.38 mi (1,706.52 km) |
| Ostend to Sevilla La Nueva | 821.90 mi (1,322.72 km) |
| Ostend to Silla | 835.32 mi (1,344.31 km) |
| Ostend to Silleda | 787.94 mi (1,268.06 km) |
| Ostend to Sitges | 692.41 mi (1,114.32 km) |
| Ostend to Socuellamos | 869.35 mi (1,399.09 km) |
| Ostend to Soller | 791.82 mi (1,274.31 km) |
| Ostend to Solsona | 641.26 mi (1,032.00 km) |
| Ostend to Son Servera | 802.11 mi (1,290.87 km) |
| Ostend to Sonseca | 862.20 mi (1,387.58 km) |
| Ostend to Sopelana | 607.92 mi (978.35 km) |
| Ostend to Soria | 701.50 mi (1,128.95 km) |
| Ostend to Suances | 628.96 mi (1,012.21 km) |
| Ostend to Sueca | 845.25 mi (1,360.30 km) |