| Penafiel to Kayapinar | 2,558.03 mi (4,116.75 km) |
| Penafiel to Kayseri | 2,299.82 mi (3,701.20 km) |
| Penafiel to Kemalpasa | 1,890.97 mi (3,043.22 km) |
| Penafiel to Kemer | 2,094.54 mi (3,370.83 km) |
| Penafiel to Keskin | 2,184.35 mi (3,515.37 km) |
| Penafiel to Kilimli | 2,062.02 mi (3,318.50 km) |
| Penafiel to Kilis | 2,431.01 mi (3,912.34 km) |
| Penafiel to Kinik | 1,875.76 mi (3,018.75 km) |
| Penafiel to Kirikkale | 2,175.98 mi (3,501.90 km) |
| Penafiel to Kirkagac | 1,890.69 mi (3,042.77 km) |
| Penafiel to Kirklareli | 1,825.56 mi (2,937.95 km) |
| Penafiel to Kirsehir | 2,222.97 mi (3,577.52 km) |
| Penafiel to Kizilpinar | 1,869.58 mi (3,008.80 km) |
| Penafiel to Kiziltepe | 2,596.90 mi (4,179.31 km) |
| Penafiel to Kocaali | 2,019.11 mi (3,249.45 km) |
