| Caernarfon to Hameenkyro | 1,166.50 mi (1,877.30 km) |
| Caernarfon to Hameenlinna | 1,194.87 mi (1,922.95 km) |
| Caernarfon to Hamina | 1,279.10 mi (2,058.52 km) |
| Caernarfon to Hanko | 1,126.84 mi (1,813.47 km) |
| Caernarfon to Hattula | 1,192.79 mi (1,919.61 km) |
| Caernarfon to Haukipudas | 1,317.98 mi (2,121.09 km) |
| Caernarfon to Hausjarvi | 1,209.82 mi (1,947.02 km) |
| Caernarfon to Heinola | 1,249.05 mi (2,010.15 km) |
| Caernarfon to Helsinki | 1,198.20 mi (1,928.32 km) |
| Caernarfon to Hollola | 1,228.87 mi (1,977.68 km) |
| Caernarfon to Huittinen | 1,141.30 mi (1,836.75 km) |
| Caernarfon to Hyvinkaa | 1,201.73 mi (1,934.00 km) |
| Caernarfon to Ii | 1,322.47 mi (2,128.30 km) |
| Caernarfon to Iisalmi | 1,328.10 mi (2,137.37 km) |
| Caernarfon to Ilmajoki | 1,173.55 mi (1,888.65 km) |
