| Merthyr Tudful to Soderhamn | 1,014.22 mi (1,632.23 km) |
| Merthyr Tudful to Sodertalje | 964.30 mi (1,551.90 km) |
| Merthyr Tudful to Solleftea | 1,091.34 mi (1,756.34 km) |
| Merthyr Tudful to Staffanstorp | 727.39 mi (1,170.62 km) |
| Merthyr Tudful to Stenungsund | 742.99 mi (1,195.72 km) |
| Merthyr Tudful to Stockholm | 982.23 mi (1,580.74 km) |
| Merthyr Tudful to Strangnas | 949.88 mi (1,528.68 km) |
| Merthyr Tudful to Sundsvall | 1,061.85 mi (1,708.88 km) |
| Merthyr Tudful to Sunne | 846.66 mi (1,362.57 km) |
| Merthyr Tudful to Svedala | 726.36 mi (1,168.96 km) |
| Merthyr Tudful to Taby | 985.50 mi (1,586.02 km) |
| Merthyr Tudful to Tibro | 829.29 mi (1,334.61 km) |
| Merthyr Tudful to Timra | 1,065.48 mi (1,714.73 km) |
| Merthyr Tudful to Tranas | 844.73 mi (1,359.47 km) |
| Merthyr Tudful to Trollhattan | 764.75 mi (1,230.75 km) |
