| Sliven to Kenosha (Wisconsin) | 5,271.92 mi (8,484.34 km) |
| Sliven to Kent (Ohio) | 5,103.75 mi (8,213.69 km) |
| Sliven to Kent (Washington) | 5,923.65 mi (9,533.19 km) |
| Sliven to Kentwood (Michigan) | 5,176.19 mi (8,330.28 km) |
| Sliven to Kerman (California) | 6,556.67 mi (10,551.94 km) |
| Sliven to Kernersville (North Carolina) | 5,292.97 mi (8,518.21 km) |
| Sliven to Kerrville (Texas) | 6,336.58 mi (10,197.73 km) |
| Sliven to Kettering (Maryland) | 5,029.95 mi (8,094.92 km) |
| Sliven to Kettering (Ohio) | 5,278.98 mi (8,495.69 km) |
| Sliven to Kewanee (Illinois) | 5,411.81 mi (8,709.46 km) |
| Sliven to Key Biscayne (Florida) | 5,798.89 mi (9,332.42 km) |
| Sliven to Key Largo (Florida) | 5,837.53 mi (9,394.60 km) |
| Sliven to Key West (Florida) | 5,925.19 mi (9,535.67 km) |
| Sliven to Keystone (Florida) | 5,784.83 mi (9,309.78 km) |
| Sliven to Kihei (Hawaii) | 8,049.35 mi (12,954.17 km) |
