| Sintra to Washington (Indiana) | 4,052.02 mi (6,521.10 km) |
| Sintra to Washington (Missouri) | 4,239.79 mi (6,823.29 km) |
| Sintra to Washington (Pennsylvania) | 3,673.47 mi (5,911.87 km) |
| Sintra to Washington (Utah) | 5,312.40 mi (8,549.48 km) |
| Sintra to Washington Court House (Ohio) | 3,845.51 mi (6,188.75 km) |
| Sintra to Washougal (Washington) | 5,280.11 mi (8,497.51 km) |
| Sintra to Watauga (Texas) | 4,741.42 mi (7,630.57 km) |
| Sintra to Waterbury (Connecticut) | 3,287.61 mi (5,290.90 km) |
| Sintra to Waterloo (Illinois) | 4,205.73 mi (6,768.46 km) |
| Sintra to Waterloo (Iowa) | 4,174.57 mi (6,718.33 km) |
| Sintra to Watertown (New York) | 3,372.67 mi (5,427.80 km) |
| Sintra to Watertown (South Dakota) | 4,308.75 mi (6,934.27 km) |
| Sintra to Watertown (Wisconsin) | 3,988.55 mi (6,418.94 km) |
| Sintra to Watertown Town (Massachusetts) | 3,179.40 mi (5,116.76 km) |
| Sintra to Waterville (Maine) | 3,065.05 mi (4,932.72 km) |
