| Seaham to Klaukkala | 1,030.23 mi (1,658.00 km) |
| Seaham to Kokkola | 1,052.21 mi (1,693.38 km) |
| Seaham to Kontiolahti | 1,226.94 mi (1,974.58 km) |
| Seaham to Korsholm | 990.52 mi (1,594.08 km) |
| Seaham to Kotka | 1,104.98 mi (1,778.30 km) |
| Seaham to Kouvola | 1,101.28 mi (1,772.35 km) |
| Seaham to Kuhmo | 1,240.23 mi (1,995.95 km) |
| Seaham to Kuopio | 1,162.40 mi (1,870.71 km) |
| Seaham to Kurikka | 998.00 mi (1,606.13 km) |
| Seaham to Kuusamo | 1,273.49 mi (2,049.49 km) |
| Seaham to Kuusankoski | 1,099.08 mi (1,768.81 km) |
| Seaham to Lahti | 1,067.92 mi (1,718.65 km) |
| Seaham to Laitila | 937.48 mi (1,508.73 km) |
| Seaham to Lapinlahti | 1,162.65 mi (1,871.10 km) |
| Seaham to Lappeenranta | 1,152.43 mi (1,854.65 km) |
