| Niagara Falls to Kloten | 4,035.07 mi (6,493.82 km) |
| Niagara Falls to Koniz | 4,005.72 mi (6,446.58 km) |
| Niagara Falls to Kreuzlingen | 4,051.80 mi (6,520.74 km) |
| Niagara Falls to Kriens | 4,037.89 mi (6,498.35 km) |
| Niagara Falls to Kusnacht | 4,039.83 mi (6,501.47 km) |
| Niagara Falls to Kussnacht | 4,042.74 mi (6,506.16 km) |
| Niagara Falls to La Chaux-de-Fonds | 3,976.49 mi (6,399.55 km) |
| Niagara Falls to La Tour-de-Peilz | 4,001.05 mi (6,439.07 km) |
| Niagara Falls to Lachen | 4,055.30 mi (6,526.38 km) |
| Niagara Falls to Landecy | 3,979.61 mi (6,404.57 km) |
| Niagara Falls to Landquart | 4,091.13 mi (6,584.05 km) |
| Niagara Falls to Langenthal | 4,011.21 mi (6,455.42 km) |
| Niagara Falls to Langnau | 4,020.98 mi (6,471.14 km) |
| Niagara Falls to Lausanne | 3,989.05 mi (6,419.75 km) |
| Niagara Falls to Le Grand-Saconnex | 3,977.87 mi (6,401.76 km) |
