| Penafiel to Burlingame (California) | 5,588.12 mi (8,993.22 km) |
| Penafiel to Burlington (Iowa) | 4,138.80 mi (6,660.76 km) |
| Penafiel to Burlington (Kentucky) | 3,904.22 mi (6,283.24 km) |
| Penafiel to Burlington (North Carolina) | 3,749.34 mi (6,033.99 km) |
| Penafiel to Burlington (Vermont) | 3,209.81 mi (5,165.69 km) |
| Penafiel to Burlington (Wisconsin) | 3,947.47 mi (6,352.84 km) |
| Penafiel to Burnsville (Minnesota) | 4,097.42 mi (6,594.16 km) |
| Penafiel to Burr Ridge (Illinois) | 3,961.92 mi (6,376.10 km) |
| Penafiel to Burton (Michigan) | 3,727.16 mi (5,998.29 km) |
| Penafiel to Burtonsville (Maryland) | 3,529.91 mi (5,680.83 km) |
| Penafiel to Butler (Pennsylvania) | 3,618.84 mi (5,823.95 km) |
| Penafiel to Butte (Montana) | 4,831.85 mi (7,776.11 km) |
| Penafiel to Byram (Mississippi) | 4,416.89 mi (7,108.30 km) |
| Penafiel to Cabot (Arkansas) | 4,393.53 mi (7,070.71 km) |
| Penafiel to Cadillac (Michigan) | 3,770.50 mi (6,068.03 km) |
