| Rhondda to Zottegem | 316.32 mi (509.07 km) |
| Rhondda to Zulte | 299.97 mi (482.76 km) |
| Rhondda to Zwevegem | 297.49 mi (478.77 km) |
| Rhondda to Zwijndrecht | 334.96 mi (539.07 km) |
| Rhondda to Asenovgrad | 1,480.06 mi (2,381.93 km) |
| Rhondda to Aytos | 1,552.37 mi (2,498.29 km) |
| Rhondda to Balchik | 1,563.41 mi (2,516.07 km) |
| Rhondda to Bankya | 1,380.72 mi (2,222.06 km) |
| Rhondda to Bansko | 1,430.77 mi (2,302.59 km) |
| Rhondda to Berkovitsa | 1,358.85 mi (2,186.86 km) |
| Rhondda to Blagoevgrad | 1,407.18 mi (2,264.65 km) |
| Rhondda to Botevgrad | 1,399.76 mi (2,252.70 km) |
| Rhondda to Burgas | 1,569.28 mi (2,525.51 km) |
| Rhondda to Byala Slatina | 1,383.82 mi (2,227.04 km) |
| Rhondda to Chirpan | 1,491.59 mi (2,400.48 km) |
