| Duluth to Kavak | 5,583.76 mi (8,986.19 km) |
| Duluth to Kayapinar | 5,884.25 mi (9,469.78 km) |
| Duluth to Kayseri | 5,703.83 mi (9,179.43 km) |
| Duluth to Kemalpasa | 5,468.69 mi (8,801.00 km) |
| Duluth to Kemer | 5,672.30 mi (9,128.69 km) |
| Duluth to Keskin | 5,593.52 mi (9,001.90 km) |
| Duluth to Kilimli | 5,437.50 mi (8,750.82 km) |
| Duluth to Kilis | 5,868.55 mi (9,444.52 km) |
| Duluth to Kinik | 5,430.83 mi (8,740.08 km) |
| Duluth to Kirikkale | 5,580.91 mi (8,981.61 km) |
| Duluth to Kirkagac | 5,439.83 mi (8,754.56 km) |
| Duluth to Kirklareli | 5,281.51 mi (8,499.77 km) |
| Duluth to Kirsehir | 5,640.07 mi (9,076.82 km) |
| Duluth to Kizilpinar | 5,330.55 mi (8,578.69 km) |
| Duluth to Kiziltepe | 5,939.69 mi (9,559.00 km) |
