| Romford to Karditsa | 1,340.49 mi (2,157.30 km) |
| Romford to Kastoria | 1,259.80 mi (2,027.45 km) |
| Romford to Katerini | 1,318.44 mi (2,121.82 km) |
| Romford to Keratsini | 1,473.77 mi (2,371.81 km) |
| Romford to Kerkyra | 1,254.80 mi (2,019.40 km) |
| Romford to Kiato | 1,439.67 mi (2,316.92 km) |
| Romford to Kifisia | 1,475.31 mi (2,374.27 km) |
| Romford to Kilkis | 1,298.85 mi (2,090.30 km) |
| Romford to Komotini | 1,394.11 mi (2,243.60 km) |
| Romford to Korinthos | 1,449.84 mi (2,333.29 km) |
| Romford to Koropi | 1,486.66 mi (2,392.56 km) |
| Romford to Korydallos | 1,474.17 mi (2,372.44 km) |
| Romford to Kos | 1,666.10 mi (2,681.32 km) |
| Romford to Kozani | 1,289.70 mi (2,075.57 km) |
| Romford to Lagos | 1,379.95 mi (2,220.82 km) |
