| Sleaford to Kloten | 551.49 mi (887.54 km) |
| Sleaford to Koniz | 543.46 mi (874.62 km) |
| Sleaford to Kreuzlingen | 561.24 mi (903.23 km) |
| Sleaford to Kriens | 563.85 mi (907.43 km) |
| Sleaford to Kusnacht | 558.30 mi (898.49 km) |
| Sleaford to Kussnacht | 566.64 mi (911.93 km) |
| Sleaford to La Chaux-de-Fonds | 518.12 mi (833.83 km) |
| Sleaford to La Tour-de-Peilz | 556.43 mi (895.49 km) |
| Sleaford to Lachen | 573.52 mi (923.00 km) |
| Sleaford to Landecy | 553.65 mi (891.01 km) |
| Sleaford to Landquart | 606.73 mi (976.44 km) |
| Sleaford to Langenthal | 539.12 mi (867.62 km) |
| Sleaford to Langnau | 553.94 mi (891.48 km) |
| Sleaford to Lausanne | 546.38 mi (879.31 km) |
| Sleaford to Le Grand-Saconnex | 550.65 mi (886.18 km) |
