| Duluth to Kothen | 4,284.70 mi (6,895.56 km) |
| Duluth to Kranenburg | 4,088.10 mi (6,579.15 km) |
| Duluth to Krefeld | 4,126.47 mi (6,640.91 km) |
| Duluth to Kressbronn am Bodensee | 4,396.72 mi (7,075.84 km) |
| Duluth to Kreuzau | 4,149.10 mi (6,677.33 km) |
| Duluth to Kreuztal | 4,189.61 mi (6,742.53 km) |
| Duluth to Kriftel | 4,245.49 mi (6,832.45 km) |
| Duluth to Kronach | 4,334.34 mi (6,975.45 km) |
| Duluth to Kronberg | 4,242.16 mi (6,827.10 km) |
| Duluth to Kronshagen | 4,111.44 mi (6,616.72 km) |
| Duluth to Krumbach | 4,393.23 mi (7,070.22 km) |
| Duluth to Kulmbach | 4,344.29 mi (6,991.47 km) |
| Duluth to Kummersbruck | 4,390.75 mi (7,066.23 km) |
| Duluth to Kunzell | 4,266.76 mi (6,866.69 km) |
| Duluth to Kunzelsau | 4,322.71 mi (6,956.74 km) |
