| Rhondda to Kavak | 1,988.81 mi (3,200.69 km) |
| Rhondda to Kayapinar | 2,295.58 mi (3,694.38 km) |
| Rhondda to Kayseri | 2,062.43 mi (3,319.16 km) |
| Rhondda to Kemalpasa | 1,740.72 mi (2,801.41 km) |
| Rhondda to Kemer | 1,952.74 mi (3,142.63 km) |
| Rhondda to Keskin | 1,942.92 mi (3,126.83 km) |
| Rhondda to Kilimli | 1,793.60 mi (2,886.52 km) |
| Rhondda to Kilis | 2,219.31 mi (3,571.64 km) |
| Rhondda to Kinik | 1,708.87 mi (2,750.16 km) |
| Rhondda to Kirikkale | 1,931.64 mi (3,108.67 km) |
| Rhondda to Kirkagac | 1,720.38 mi (2,768.69 km) |
| Rhondda to Kirklareli | 1,589.57 mi (2,558.17 km) |
| Rhondda to Kirsehir | 1,988.34 mi (3,199.93 km) |
| Rhondda to Kizilpinar | 1,639.63 mi (2,638.73 km) |
| Rhondda to Kiziltepe | 2,344.88 mi (3,773.72 km) |
