| Hertford to Saarijarvi | 1,196.75 mi (1,925.99 km) |
| Hertford to Salo | 1,064.48 mi (1,713.12 km) |
| Hertford to Sastamala | 1,086.02 mi (1,747.78 km) |
| Hertford to Savonlinna | 1,280.78 mi (2,061.21 km) |
| Hertford to Seinajoki | 1,133.04 mi (1,823.46 km) |
| Hertford to Siilinjarvi | 1,275.93 mi (2,053.41 km) |
| Hertford to Sipoo | 1,132.29 mi (1,822.25 km) |
| Hertford to Sippola | 1,195.99 mi (1,924.75 km) |
| Hertford to Sodankyla | 1,403.42 mi (2,258.58 km) |
| Hertford to Somero | 1,083.53 mi (1,743.76 km) |
| Hertford to Sotkamo | 1,327.51 mi (2,136.43 km) |
| Hertford to Tampere | 1,116.04 mi (1,796.09 km) |
| Hertford to Tornio | 1,284.94 mi (2,067.91 km) |
| Hertford to Turku | 1,039.61 mi (1,673.09 km) |
| Hertford to Tuusula | 1,126.56 mi (1,813.03 km) |
