| Key West to Imatra | 5,379.24 mi (8,657.05 km) |
| Key West to Jakobstad | 5,129.06 mi (8,254.42 km) |
| Key West to Jamsa | 5,252.83 mi (8,453.62 km) |
| Key West to Janakkala | 5,265.97 mi (8,474.76 km) |
| Key West to Jarvenpaa | 5,292.88 mi (8,518.07 km) |
| Key West to Joensuu | 5,358.58 mi (8,623.80 km) |
| Key West to Joutseno | 5,373.57 mi (8,647.93 km) |
| Key West to Jyvaskyla | 5,257.46 mi (8,461.06 km) |
| Key West to Jyvaskylan Maalaiskunta | 5,255.99 mi (8,458.71 km) |
| Key West to Kaarina | 5,211.22 mi (8,386.64 km) |
| Key West to Kajaani | 5,249.12 mi (8,447.63 km) |
| Key West to Kalajoki | 5,146.60 mi (8,282.66 km) |
| Key West to Kangasala | 5,231.99 mi (8,420.08 km) |
| Key West to Kankaanpaa | 5,172.63 mi (8,324.55 km) |
| Key West to Karhula | 5,347.36 mi (8,605.74 km) |
