| Biddeford to Kavak | 5,025.96 mi (8,088.50 km) |
| Biddeford to Kayapinar | 5,335.42 mi (8,586.53 km) |
| Biddeford to Kayseri | 5,116.15 mi (8,233.65 km) |
| Biddeford to Kemalpasa | 4,803.91 mi (7,731.15 km) |
| Biddeford to Kemer | 5,016.43 mi (8,073.16 km) |
| Biddeford to Keskin | 4,997.95 mi (8,043.42 km) |
| Biddeford to Kilimli | 4,844.99 mi (7,797.26 km) |
| Biddeford to Kilis | 5,276.49 mi (8,491.69 km) |
| Biddeford to Kinik | 4,772.84 mi (7,681.14 km) |
| Biddeford to Kirikkale | 4,986.19 mi (8,024.50 km) |
| Biddeford to Kirkagac | 4,784.49 mi (7,699.89 km) |
| Biddeford to Kirklareli | 4,651.27 mi (7,485.50 km) |
| Biddeford to Kirsehir | 5,044.12 mi (8,117.72 km) |
| Biddeford to Kizilpinar | 4,701.44 mi (7,566.23 km) |
| Biddeford to Kiziltepe | 5,387.58 mi (8,670.47 km) |
