| Basildon to Karditsa | 1,329.16 mi (2,139.08 km) |
| Basildon to Kastoria | 1,248.31 mi (2,008.96 km) |
| Basildon to Katerini | 1,306.77 mi (2,103.05 km) |
| Basildon to Keratsini | 1,462.45 mi (2,353.58 km) |
| Basildon to Kerkyra | 1,243.85 mi (2,001.79 km) |
| Basildon to Kiato | 1,428.51 mi (2,298.96 km) |
| Basildon to Kifisia | 1,463.91 mi (2,355.94 km) |
| Basildon to Kilkis | 1,286.95 mi (2,071.14 km) |
| Basildon to Komotini | 1,381.81 mi (2,223.82 km) |
| Basildon to Korinthos | 1,438.65 mi (2,315.29 km) |
| Basildon to Koropi | 1,475.30 mi (2,374.27 km) |
| Basildon to Korydallos | 1,462.83 mi (2,354.19 km) |
| Basildon to Kos | 1,654.37 mi (2,662.45 km) |
| Basildon to Kozani | 1,278.16 mi (2,057.00 km) |
| Basildon to Lagos | 1,367.72 mi (2,201.13 km) |
