| Holyhead to Saarijarvi | 1,255.44 mi (2,020.43 km) |
| Holyhead to Salo | 1,145.82 mi (1,844.02 km) |
| Holyhead to Sastamala | 1,155.33 mi (1,859.32 km) |
| Holyhead to Savonlinna | 1,354.75 mi (2,180.27 km) |
| Holyhead to Seinajoki | 1,185.12 mi (1,907.27 km) |
| Holyhead to Siilinjarvi | 1,335.19 mi (2,148.77 km) |
| Holyhead to Sipoo | 1,217.52 mi (1,959.41 km) |
| Holyhead to Sippola | 1,279.63 mi (2,059.36 km) |
| Holyhead to Sodankyla | 1,417.03 mi (2,280.48 km) |
| Holyhead to Somero | 1,162.64 mi (1,871.09 km) |
| Holyhead to Sotkamo | 1,377.00 mi (2,216.06 km) |
| Holyhead to Tampere | 1,185.36 mi (1,907.66 km) |
| Holyhead to Tornio | 1,307.66 mi (2,104.47 km) |
| Holyhead to Turku | 1,118.38 mi (1,799.86 km) |
| Holyhead to Tuusula | 1,210.78 mi (1,948.56 km) |
