| Pen-y-Bont ar Ogwr to Saarijarvi | 1,312.15 mi (2,111.70 km) |
| Pen-y-Bont ar Ogwr to Salo | 1,189.28 mi (1,913.96 km) |
| Pen-y-Bont ar Ogwr to Sastamala | 1,205.75 mi (1,940.46 km) |
| Pen-y-Bont ar Ogwr to Savonlinna | 1,403.24 mi (2,258.30 km) |
| Pen-y-Bont ar Ogwr to Seinajoki | 1,245.12 mi (2,003.82 km) |
| Pen-y-Bont ar Ogwr to Siilinjarvi | 1,391.87 mi (2,240.00 km) |
| Pen-y-Bont ar Ogwr to Sipoo | 1,258.96 mi (2,026.11 km) |
| Pen-y-Bont ar Ogwr to Sippola | 1,322.23 mi (2,127.92 km) |
| Pen-y-Bont ar Ogwr to Sodankyla | 1,497.16 mi (2,409.45 km) |
| Pen-y-Bont ar Ogwr to Somero | 1,207.47 mi (1,943.24 km) |
| Pen-y-Bont ar Ogwr to Sotkamo | 1,439.08 mi (2,315.98 km) |
| Pen-y-Bont ar Ogwr to Tampere | 1,235.90 mi (1,988.98 km) |
| Pen-y-Bont ar Ogwr to Tornio | 1,383.08 mi (2,225.85 km) |
| Pen-y-Bont ar Ogwr to Turku | 1,163.22 mi (1,872.02 km) |
| Pen-y-Bont ar Ogwr to Tuusula | 1,252.80 mi (2,016.18 km) |
