| Caerfyrddin to Wambrechies | 328.31 mi (528.36 km) |
| Caerfyrddin to Wasquehal | 332.07 mi (534.42 km) |
| Caerfyrddin to Wattignies | 330.19 mi (531.38 km) |
| Caerfyrddin to Wattrelos | 335.07 mi (539.24 km) |
| Caerfyrddin to Wingles | 324.42 mi (522.11 km) |
| Caerfyrddin to Wittelsheim | 585.13 mi (941.67 km) |
| Caerfyrddin to Wittenheim | 588.93 mi (947.78 km) |
| Caerfyrddin to Woippy | 495.94 mi (798.14 km) |
| Caerfyrddin to Yerres | 370.24 mi (595.85 km) |
| Caerfyrddin to Yutz | 491.32 mi (790.70 km) |
| Caerfyrddin to Yvetot | 270.21 mi (434.87 km) |
| Caerfyrddin to Yzeure | 502.93 mi (809.39 km) |
| Caerfyrddin to Cayenne | 4,239.73 mi (6,823.19 km) |
| Caerfyrddin to Iracoubo | 4,239.84 mi (6,823.36 km) |
| Caerfyrddin to Kourou | 4,237.93 mi (6,820.28 km) |
