| Sintra to Belvedere Park (Georgia) | 4,066.39 mi (6,544.22 km) |
| Sintra to Belvidere (Illinois) | 4,022.47 mi (6,473.55 km) |
| Sintra to Bemidji (Minnesota) | 4,130.73 mi (6,647.77 km) |
| Sintra to Benbrook (Texas) | 4,759.04 mi (7,658.94 km) |
| Sintra to Bend (Oregon) | 5,313.43 mi (8,551.13 km) |
| Sintra to Benicia (California) | 5,626.36 mi (9,054.75 km) |
| Sintra to Bensenville (Illinois) | 3,988.71 mi (6,419.21 km) |
| Sintra to Bensville (Maryland) | 3,556.24 mi (5,723.22 km) |
| Sintra to Benton (Arkansas) | 4,450.99 mi (7,163.17 km) |
| Sintra to Bentonville (Arkansas) | 4,468.14 mi (7,190.78 km) |
| Sintra to Berea (Kentucky) | 3,945.64 mi (6,349.89 km) |
| Sintra to Berea (Ohio) | 3,719.05 mi (5,985.23 km) |
| Sintra to Berea (South Carolina) | 3,939.30 mi (6,339.70 km) |
| Sintra to Bergenfield (New Jersey) | 3,349.32 mi (5,390.21 km) |
| Sintra to Berkeley (California) | 5,640.75 mi (9,077.91 km) |
