| Boston to Kocaali | 1,652.80 mi (2,659.93 km) |
| Boston to Kocaeli | 1,629.14 mi (2,621.85 km) |
| Boston to Konak | 1,634.96 mi (2,631.21 km) |
| Boston to Konakli | 1,906.06 mi (3,067.51 km) |
| Boston to Konya | 1,865.84 mi (3,002.78 km) |
| Boston to Koprukoy | 2,147.58 mi (3,456.19 km) |
| Boston to Korfez | 1,620.96 mi (2,608.68 km) |
| Boston to Korkut | 2,198.47 mi (3,538.09 km) |
| Boston to Kose | 2,046.06 mi (3,292.82 km) |
| Boston to Kovancilar | 2,120.86 mi (3,413.19 km) |
| Boston to Koyulhisar | 1,967.37 mi (3,166.18 km) |
| Boston to Kozan | 2,016.15 mi (3,244.68 km) |
| Boston to Kozlu | 1,671.94 mi (2,690.72 km) |
| Boston to Kozluk | 2,211.07 mi (3,558.38 km) |
| Boston to Kucuk Dalyan | 2,090.27 mi (3,363.97 km) |
