| Montrose to Sesena | 1,148.59 mi (1,848.48 km) |
| Montrose to Sestao | 925.96 mi (1,490.19 km) |
| Montrose to Sevilla | 1,354.88 mi (2,180.47 km) |
| Montrose to Sevilla La Nueva | 1,132.58 mi (1,822.72 km) |
| Montrose to Silla | 1,202.13 mi (1,934.64 km) |
| Montrose to Silleda | 1,000.70 mi (1,610.47 km) |
| Montrose to Sitges | 1,086.04 mi (1,747.81 km) |
| Montrose to Socuellamos | 1,203.33 mi (1,936.57 km) |
| Montrose to Soller | 1,193.60 mi (1,920.92 km) |
| Montrose to Solsona | 1,031.87 mi (1,660.64 km) |
| Montrose to Son Servera | 1,209.70 mi (1,946.82 km) |
| Montrose to Sonseca | 1,177.05 mi (1,894.28 km) |
| Montrose to Sopelana | 921.05 mi (1,482.29 km) |
| Montrose to Soria | 1,032.34 mi (1,661.40 km) |
| Montrose to Suances | 919.81 mi (1,480.29 km) |
