| Knoxville to Bilecik | 5,711.38 mi (9,191.58 km) |
| Knoxville to Bingol | 6,169.55 mi (9,928.93 km) |
| Knoxville to Birecik | 6,170.98 mi (9,931.24 km) |
| Knoxville to Bitlis | 6,252.05 mi (10,061.70 km) |
| Knoxville to Bodrum | 5,748.84 mi (9,251.86 km) |
| Knoxville to Bogazliyan | 5,960.09 mi (9,591.85 km) |
| Knoxville to Bolu | 5,747.34 mi (9,249.44 km) |
| Knoxville to Bolvadin | 5,819.87 mi (9,366.18 km) |
| Knoxville to Bor | 5,997.75 mi (9,652.44 km) |
| Knoxville to Borcka | 6,082.61 mi (9,789.01 km) |
| Knoxville to Boyabat | 5,831.85 mi (9,385.46 km) |
| Knoxville to Bozdogan | 5,756.97 mi (9,264.94 km) |
| Knoxville to Bozkir | 5,939.46 mi (9,558.63 km) |
| Knoxville to Bozkurt | 5,803.93 mi (9,340.52 km) |
| Knoxville to Bozuyuk | 5,724.48 mi (9,212.66 km) |
