| Llanelli to Saarijarvi | 1,320.40 mi (2,124.98 km) |
| Llanelli to Salo | 1,200.20 mi (1,931.54 km) |
| Llanelli to Sastamala | 1,215.25 mi (1,955.76 km) |
| Llanelli to Savonlinna | 1,413.31 mi (2,274.50 km) |
| Llanelli to Seinajoki | 1,252.59 mi (2,015.84 km) |
| Llanelli to Siilinjarvi | 1,400.18 mi (2,253.37 km) |
| Llanelli to Sipoo | 1,270.35 mi (2,044.43 km) |
| Llanelli to Sippola | 1,333.44 mi (2,145.96 km) |
| Llanelli to Sodankyla | 1,499.99 mi (2,414.00 km) |
| Llanelli to Somero | 1,218.13 mi (1,960.39 km) |
| Llanelli to Sotkamo | 1,446.23 mi (2,327.48 km) |
| Llanelli to Tampere | 1,245.40 mi (2,004.28 km) |
| Llanelli to Tornio | 1,387.03 mi (2,232.21 km) |
| Llanelli to Turku | 1,173.84 mi (1,889.11 km) |
| Llanelli to Tuusula | 1,264.07 mi (2,034.32 km) |
