| Sintra to Lomita (California) | 5,668.72 mi (9,122.93 km) |
| Sintra to Lompoc (California) | 5,719.18 mi (9,204.13 km) |
| Sintra to London (Ohio) | 3,835.69 mi (6,172.95 km) |
| Sintra to Lone Tree (Colorado) | 4,839.18 mi (7,787.90 km) |
| Sintra to Long Beach (California) | 5,662.09 mi (9,112.25 km) |
| Sintra to Long Beach (Mississippi) | 4,432.15 mi (7,132.85 km) |
| Sintra to Long Beach (New York) | 3,340.87 mi (5,376.61 km) |
| Sintra to Long Branch (New Jersey) | 3,363.91 mi (5,413.68 km) |
| Sintra to Longmont (Colorado) | 4,824.38 mi (7,764.09 km) |
| Sintra to Longview (Texas) | 4,633.05 mi (7,456.17 km) |
| Sintra to Longview (Washington) | 5,275.67 mi (8,490.37 km) |
| Sintra to Longwood (Florida) | 4,087.71 mi (6,578.54 km) |
| Sintra to Lorain (Ohio) | 3,732.38 mi (6,006.68 km) |
| Sintra to Lorton (Virginia) | 3,564.45 mi (5,736.42 km) |
| Sintra to Los Alamitos (California) | 5,657.50 mi (9,104.86 km) |
