| Key Largo to Karlskoga | 4,905.89 mi (7,895.27 km) |
| Key Largo to Karlskrona | 5,012.40 mi (8,066.68 km) |
| Key Largo to Karlstad | 4,870.89 mi (7,838.94 km) |
| Key Largo to Katrineholm | 4,969.71 mi (7,997.98 km) |
| Key Largo to Kavlinge | 4,929.68 mi (7,933.55 km) |
| Key Largo to Kinna | 4,879.19 mi (7,852.29 km) |
| Key Largo to Kiruna | 4,888.11 mi (7,866.65 km) |
| Key Largo to Klippansbruk | 4,924.35 mi (7,924.97 km) |
| Key Largo to Koping | 4,951.00 mi (7,967.86 km) |
| Key Largo to Kristianstad | 4,962.20 mi (7,985.89 km) |
| Key Largo to Kristinehamn | 4,893.11 mi (7,874.70 km) |
| Key Largo to Kumla | 4,931.22 mi (7,936.02 km) |
| Key Largo to Kungalv | 4,847.02 mi (7,800.52 km) |
| Key Largo to Kungsangen | 5,010.23 mi (8,063.19 km) |
| Key Largo to Kungsbacka | 4,857.87 mi (7,817.99 km) |
