| Sleaford to Kecskemet | 983.37 mi (1,582.59 km) |
| Sleaford to Kerepestarcsa | 943.02 mi (1,517.65 km) |
| Sleaford to Keszthely | 892.90 mi (1,436.98 km) |
| Sleaford to Kiskoros | 978.17 mi (1,574.22 km) |
| Sleaford to Kiskunfelegyhaza | 997.29 mi (1,604.98 km) |
| Sleaford to Kiskunhalas | 993.53 mi (1,598.94 km) |
| Sleaford to Kiskunlachaza | 945.74 mi (1,522.03 km) |
| Sleaford to Kiskunmajsa | 1,000.97 mi (1,610.90 km) |
| Sleaford to Kisujszallas | 1,015.12 mi (1,633.68 km) |
| Sleaford to Kisvarda | 1,035.17 mi (1,665.95 km) |
| Sleaford to Komarom | 890.69 mi (1,433.43 km) |
| Sleaford to Komlo | 955.37 mi (1,537.52 km) |
| Sleaford to Kormend | 858.50 mi (1,381.62 km) |
| Sleaford to Koszeg | 841.95 mi (1,354.99 km) |
| Sleaford to Lajosmizse | 973.66 mi (1,566.95 km) |
