| Didcot to Hameenkyro | 1,147.50 mi (1,846.73 km) |
| Didcot to Hameenlinna | 1,167.90 mi (1,879.56 km) |
| Didcot to Hamina | 1,244.91 mi (2,003.49 km) |
| Didcot to Hanko | 1,091.01 mi (1,755.80 km) |
| Didcot to Hattula | 1,166.54 mi (1,877.36 km) |
| Didcot to Haukipudas | 1,325.33 mi (2,132.91 km) |
| Didcot to Hausjarvi | 1,180.18 mi (1,899.32 km) |
| Didcot to Heinola | 1,221.81 mi (1,966.31 km) |
| Didcot to Helsinki | 1,162.96 mi (1,871.60 km) |
| Didcot to Hollola | 1,200.41 mi (1,931.87 km) |
| Didcot to Huittinen | 1,118.89 mi (1,800.67 km) |
| Didcot to Hyvinkaa | 1,170.89 mi (1,884.37 km) |
| Didcot to Ii | 1,330.80 mi (2,141.72 km) |
| Didcot to Iisalmi | 1,319.54 mi (2,123.60 km) |
| Didcot to Ilmajoki | 1,165.74 mi (1,876.08 km) |
