| Santo Tirso to Yonkers (New York) | 3,317.64 mi (5,339.23 km) |
| Santo Tirso to Yorba Linda (California) | 5,573.49 mi (8,969.67 km) |
| Santo Tirso to York (Pennsylvania) | 3,482.78 mi (5,604.99 km) |
| Santo Tirso to Yorktown (Indiana) | 3,890.47 mi (6,261.10 km) |
| Santo Tirso to Yorkville (Illinois) | 3,976.42 mi (6,399.44 km) |
| Santo Tirso to Youngstown (Ohio) | 3,634.60 mi (5,849.33 km) |
| Santo Tirso to Youngsville (Louisiana) | 4,570.35 mi (7,355.27 km) |
| Santo Tirso to Ypsilanti (Michigan) | 3,737.67 mi (6,015.19 km) |
| Santo Tirso to Yuba City (California) | 5,471.04 mi (8,804.79 km) |
| Santo Tirso to Yucaipa (California) | 5,536.49 mi (8,910.12 km) |
| Santo Tirso to Yucca Valley (California) | 5,506.46 mi (8,861.79 km) |
| Santo Tirso to Yukon (Oklahoma) | 4,627.22 mi (7,446.79 km) |
| Santo Tirso to Yulee (Florida) | 4,033.39 mi (6,491.11 km) |
| Santo Tirso to Yuma (Arizona) | 5,499.58 mi (8,850.71 km) |
| Santo Tirso to Zachary (Louisiana) | 4,507.14 mi (7,253.54 km) |
