| Niagara Falls to Hameenkyro | 4,017.60 mi (6,465.71 km) |
| Niagara Falls to Hameenlinna | 4,076.99 mi (6,561.28 km) |
| Niagara Falls to Hamina | 4,169.38 mi (6,709.97 km) |
| Niagara Falls to Hanko | 4,079.13 mi (6,564.73 km) |
| Niagara Falls to Hattula | 4,071.96 mi (6,553.19 km) |
| Niagara Falls to Haukipudas | 3,941.12 mi (6,342.62 km) |
| Niagara Falls to Hausjarvi | 4,100.50 mi (6,599.12 km) |
| Niagara Falls to Heinola | 4,112.00 mi (6,617.63 km) |
| Niagara Falls to Helsinki | 4,122.34 mi (6,634.27 km) |
| Niagara Falls to Hollola | 4,106.12 mi (6,608.16 km) |
| Niagara Falls to Huittinen | 4,020.84 mi (6,470.92 km) |
| Niagara Falls to Hyvinkaa | 4,101.71 mi (6,601.07 km) |
| Niagara Falls to Ii | 3,936.71 mi (6,335.52 km) |
| Niagara Falls to Iisalmi | 4,048.60 mi (6,515.60 km) |
| Niagara Falls to Ilmajoki | 3,960.17 mi (6,373.28 km) |
