| London Colney to Yonkers (New York) | 3,433.65 mi (5,525.93 km) |
| London Colney to Yorba Linda (California) | 5,419.11 mi (8,721.21 km) |
| London Colney to York (Pennsylvania) | 3,592.97 mi (5,782.32 km) |
| London Colney to Yorktown (Indiana) | 3,931.70 mi (6,327.45 km) |
| London Colney to Yorkville (Illinois) | 3,975.53 mi (6,398.00 km) |
| London Colney to Youngstown (Ohio) | 3,698.84 mi (5,952.71 km) |
| London Colney to Youngsville (Louisiana) | 4,684.69 mi (7,539.28 km) |
| London Colney to Ypsilanti (Michigan) | 3,763.56 mi (6,056.86 km) |
| London Colney to Yuba City (California) | 5,236.02 mi (8,426.55 km) |
| London Colney to Yucaipa (California) | 5,387.33 mi (8,670.08 km) |
| London Colney to Yucca Valley (California) | 5,362.05 mi (8,629.38 km) |
| London Colney to Yukon (Oklahoma) | 4,629.73 mi (7,450.84 km) |
| London Colney to Yulee (Florida) | 4,232.13 mi (6,810.95 km) |
| London Colney to Yuma (Arizona) | 5,386.33 mi (8,668.46 km) |
| London Colney to Zachary (Louisiana) | 4,622.26 mi (7,438.81 km) |
