| Cities | Distance |
|---|---|
| Rhondda to Kidricevo | 938.77 mi (1,510.81 km) |
| Rhondda to Kobarid | 853.31 mi (1,373.28 km) |
| Rhondda to Kobilje | 954.36 mi (1,535.90 km) |
| Rhondda to Kocevje | 927.64 mi (1,492.88 km) |
| Rhondda to Komen | 876.35 mi (1,410.35 km) |
| Rhondda to Komenda | 893.86 mi (1,438.53 km) |
| Rhondda to Koper | 885.90 mi (1,425.72 km) |
| Rhondda to Kostanjevica na Krki | 943.13 mi (1,517.82 km) |
| Rhondda to Kostel | 934.76 mi (1,504.35 km) |
| Rhondda to Kozje | 940.44 mi (1,513.50 km) |
| Rhondda to Kranj | 885.89 mi (1,425.70 km) |
| Rhondda to Kranjska Gora | 853.23 mi (1,373.14 km) |
| Rhondda to Krizevci | 947.68 mi (1,525.14 km) |
| Rhondda to Krsko | 941.77 mi (1,515.63 km) |
| Rhondda to Kuzma | 936.47 mi (1,507.10 km) |