| Portland to Hameenkyro | 4,791.88 mi (7,711.78 km) |
| Portland to Hameenlinna | 4,849.41 mi (7,804.37 km) |
| Portland to Hamina | 4,912.42 mi (7,905.77 km) |
| Portland to Hanko | 4,901.48 mi (7,888.17 km) |
| Portland to Hattula | 4,844.25 mi (7,796.06 km) |
| Portland to Haukipudas | 4,595.87 mi (7,396.33 km) |
| Portland to Hausjarvi | 4,869.97 mi (7,837.46 km) |
| Portland to Heinola | 4,857.06 mi (7,816.68 km) |
| Portland to Helsinki | 4,907.95 mi (7,898.59 km) |
| Portland to Hollola | 4,863.74 mi (7,827.43 km) |
| Portland to Huittinen | 4,813.59 mi (7,746.73 km) |
| Portland to Hyvinkaa | 4,877.45 mi (7,849.49 km) |
| Portland to Ii | 4,587.70 mi (7,383.19 km) |
| Portland to Iisalmi | 4,720.08 mi (7,596.24 km) |
| Portland to Ilmajoki | 4,714.63 mi (7,587.47 km) |
