| Caerfyrddin to Schwerte | 509.56 mi (820.06 km) |
| Caerfyrddin to Schwetzingen | 589.11 mi (948.08 km) |
| Caerfyrddin to Schwieberdingen | 623.93 mi (1,004.12 km) |
| Caerfyrddin to Sebnitz | 801.70 mi (1,290.20 km) |
| Caerfyrddin to Seeheim-Jugenheim | 583.32 mi (938.76 km) |
| Caerfyrddin to Seelze | 590.47 mi (950.27 km) |
| Caerfyrddin to Seesen | 617.27 mi (993.40 km) |
| Caerfyrddin to Seevetal | 610.00 mi (981.70 km) |
| Caerfyrddin to Sehnde | 606.13 mi (975.47 km) |
| Caerfyrddin to Selb | 722.92 mi (1,163.43 km) |
| Caerfyrddin to Seligenstadt | 590.90 mi (950.97 km) |
| Caerfyrddin to Selm | 504.09 mi (811.25 km) |
| Caerfyrddin to Senden | 502.95 mi (809.43 km) |
| Caerfyrddin to Senden | 681.48 mi (1,096.74 km) |
| Caerfyrddin to Sendenhorst | 517.70 mi (833.16 km) |
