| Sintra to Princeton (Florida) | 4,150.25 mi (6,679.18 km) |
| Sintra to Princeton (New Jersey) | 3,395.90 mi (5,465.17 km) |
| Sintra to Princeton (Texas) | 4,693.61 mi (7,553.64 km) |
| Sintra to Princeton Meadows (New Jersey) | 3,391.29 mi (5,457.75 km) |
| Sintra to Prineville (Oregon) | 5,285.70 mi (8,506.51 km) |
| Sintra to Prior Lake (Minnesota) | 4,153.37 mi (6,684.21 km) |
| Sintra to Progress (Pennsylvania) | 3,504.19 mi (5,639.45 km) |
| Sintra to Prospect Heights (Illinois) | 3,983.58 mi (6,410.95 km) |
| Sintra to Prosper (Texas) | 4,706.07 mi (7,573.68 km) |
| Sintra to Providence (Rhode Island) | 3,202.66 mi (5,154.18 km) |
| Sintra to Provo (Utah) | 5,100.99 mi (8,209.25 km) |
| Sintra to Prunedale (California) | 5,666.54 mi (9,119.41 km) |
| Sintra to Pueblo (Colorado) | 4,877.02 mi (7,848.80 km) |
| Sintra to Pueblo West (Colorado) | 4,879.07 mi (7,852.10 km) |
| Sintra to Pullman (Washington) | 5,040.55 mi (8,111.98 km) |
