| Gulbene to Sestao | 1,605.50 mi (2,583.80 km) |
| Gulbene to Sevilla | 2,028.59 mi (3,264.70 km) |
| Gulbene to Sevilla La Nueva | 1,794.38 mi (2,887.78 km) |
| Gulbene to Silla | 1,731.35 mi (2,786.33 km) |
| Gulbene to Silleda | 1,818.84 mi (2,927.14 km) |
| Gulbene to Sitges | 1,558.06 mi (2,507.46 km) |
| Gulbene to Socuellamos | 1,810.97 mi (2,914.48 km) |
| Gulbene to Soller | 1,613.72 mi (2,597.04 km) |
| Gulbene to Solsona | 1,525.21 mi (2,454.59 km) |
| Gulbene to Son Servera | 1,602.76 mi (2,579.40 km) |
| Gulbene to Sonseca | 1,826.60 mi (2,939.63 km) |
| Gulbene to Sopelana | 1,601.03 mi (2,576.61 km) |
| Gulbene to Soria | 1,666.96 mi (2,682.72 km) |
| Gulbene to Suances | 1,635.38 mi (2,631.88 km) |
| Gulbene to Sueca | 1,737.20 mi (2,795.75 km) |
