| Castelo Branco to Isparta | 2,038.96 mi (3,281.39 km) |
| Castelo Branco to Istanbul | 1,905.52 mi (3,066.64 km) |
| Castelo Branco to Izmir | 1,847.80 mi (2,973.74 km) |
| Castelo Branco to Kadinhani | 2,116.71 mi (3,406.51 km) |
| Castelo Branco to Kadirli | 2,337.28 mi (3,761.49 km) |
| Castelo Branco to Kagithane | 1,905.43 mi (3,066.50 km) |
| Castelo Branco to Kahramanmaras | 2,376.24 mi (3,824.19 km) |
| Castelo Branco to Kahta | 2,459.90 mi (3,958.83 km) |
| Castelo Branco to Kaman | 2,175.49 mi (3,501.12 km) |
| Castelo Branco to Kangal | 2,366.95 mi (3,809.24 km) |
| Castelo Branco to Kapakli | 1,851.26 mi (2,979.32 km) |
| Castelo Branco to Karaagac | 2,356.62 mi (3,792.62 km) |
| Castelo Branco to Karaagac | 1,850.75 mi (2,978.50 km) |
| Castelo Branco to Karabuk | 2,091.32 mi (3,365.66 km) |
| Castelo Branco to Karahalli | 1,974.27 mi (3,177.28 km) |
