| Olbia to Kenosha (Wisconsin) | 4,710.42 mi (7,580.70 km) |
| Olbia to Kent (Ohio) | 4,491.90 mi (7,229.02 km) |
| Olbia to Kent (Washington) | 5,655.90 mi (9,102.30 km) |
| Olbia to Kentwood (Michigan) | 4,604.09 mi (7,409.57 km) |
| Olbia to Kerman (California) | 6,195.11 mi (9,970.07 km) |
| Olbia to Kernersville (North Carolina) | 4,630.71 mi (7,452.41 km) |
| Olbia to Kerrville (Texas) | 5,746.67 mi (9,248.38 km) |
| Olbia to Kettering (Maryland) | 4,373.86 mi (7,039.04 km) |
| Olbia to Kettering (Ohio) | 4,669.64 mi (7,515.06 km) |
| Olbia to Kewanee (Illinois) | 4,850.53 mi (7,806.18 km) |
| Olbia to Key Biscayne (Florida) | 5,062.26 mi (8,146.91 km) |
| Olbia to Key Largo (Florida) | 5,098.57 mi (8,205.35 km) |
| Olbia to Key West (Florida) | 5,189.64 mi (8,351.92 km) |
| Olbia to Keystone (Florida) | 5,076.81 mi (8,170.33 km) |
| Olbia to Kihei (Hawaii) | 8,080.46 mi (13,004.25 km) |
