| Porvoo to Schlieren | 1,131.74 mi (1,821.35 km) |
| Porvoo to Schubelbach | 1,133.79 mi (1,824.66 km) |
| Porvoo to Schwyz | 1,149.69 mi (1,850.24 km) |
| Porvoo to Sierre | 1,219.20 mi (1,962.11 km) |
| Porvoo to Sion | 1,227.21 mi (1,975.00 km) |
| Porvoo to Solothurn | 1,165.04 mi (1,874.95 km) |
| Porvoo to Spiez | 1,193.19 mi (1,920.25 km) |
| Porvoo to Spreitenbach | 1,132.77 mi (1,823.02 km) |
| Porvoo to Stafa | 1,134.48 mi (1,825.77 km) |
| Porvoo to Stans | 1,160.83 mi (1,868.17 km) |
| Porvoo to Steffisburg | 1,189.06 mi (1,913.61 km) |
| Porvoo to Stegen | 1,119.52 mi (1,801.69 km) |
| Porvoo to Steinhaus | 1,142.89 mi (1,839.30 km) |
| Porvoo to Suhr | 1,142.24 mi (1,838.26 km) |
| Porvoo to Sursee | 1,153.62 mi (1,856.57 km) |
