| Sleaford to Klaukkala | 1,073.22 mi (1,727.19 km) |
| Sleaford to Kokkola | 1,122.66 mi (1,806.75 km) |
| Sleaford to Kontiolahti | 1,282.75 mi (2,064.39 km) |
| Sleaford to Korsholm | 1,058.42 mi (1,703.37 km) |
| Sleaford to Kotka | 1,146.76 mi (1,845.53 km) |
| Sleaford to Kouvola | 1,146.32 mi (1,844.82 km) |
| Sleaford to Kuhmo | 1,304.88 mi (2,100.00 km) |
| Sleaford to Kuopio | 1,220.98 mi (1,964.98 km) |
| Sleaford to Kurikka | 1,061.26 mi (1,707.94 km) |
| Sleaford to Kuusamo | 1,348.96 mi (2,170.94 km) |
| Sleaford to Kuusankoski | 1,144.49 mi (1,841.88 km) |
| Sleaford to Lahti | 1,114.80 mi (1,794.09 km) |
| Sleaford to Laitila | 988.32 mi (1,590.55 km) |
| Sleaford to Lapinlahti | 1,224.65 mi (1,970.88 km) |
| Sleaford to Lappeenranta | 1,197.78 mi (1,927.63 km) |
