| Willoughby to Klaukkala | 4,259.29 mi (6,854.66 km) |
| Willoughby to Kokkola | 4,082.65 mi (6,570.38 km) |
| Willoughby to Kontiolahti | 4,295.41 mi (6,912.79 km) |
| Willoughby to Korsholm | 4,071.27 mi (6,552.07 km) |
| Willoughby to Kotka | 4,316.24 mi (6,946.31 km) |
| Willoughby to Kouvola | 4,293.21 mi (6,909.25 km) |
| Willoughby to Kuhmo | 4,229.95 mi (6,807.45 km) |
| Willoughby to Kuopio | 4,235.59 mi (6,816.52 km) |
| Willoughby to Kurikka | 4,108.78 mi (6,612.45 km) |
| Willoughby to Kuusamo | 4,146.15 mi (6,672.58 km) |
| Willoughby to Kuusankoski | 4,289.38 mi (6,903.09 km) |
| Willoughby to Lahti | 4,259.93 mi (6,855.70 km) |
| Willoughby to Laitila | 4,154.35 mi (6,685.78 km) |
| Willoughby to Lapinlahti | 4,208.82 mi (6,773.44 km) |
| Willoughby to Lappeenranta | 4,324.54 mi (6,959.67 km) |
