| Waltham to Yonkers (New York) | 168.17 mi (270.65 km) |
| Waltham to Yorba Linda (California) | 2,562.50 mi (4,123.94 km) |
| Waltham to York (Pennsylvania) | 330.86 mi (532.47 km) |
| Waltham to Yorktown (Indiana) | 755.42 mi (1,215.74 km) |
| Waltham to Yorkville (Illinois) | 883.21 mi (1,421.39 km) |
| Waltham to Youngstown (Ohio) | 492.65 mi (792.84 km) |
| Waltham to Youngsville (Louisiana) | 1,428.42 mi (2,298.82 km) |
| Waltham to Ypsilanti (Michigan) | 631.94 mi (1,017.01 km) |
| Waltham to Yuba City (California) | 2,608.18 mi (4,197.45 km) |
| Waltham to Yucaipa (California) | 2,520.79 mi (4,056.82 km) |
| Waltham to Yucca Valley (California) | 2,486.29 mi (4,001.30 km) |
| Waltham to Yukon (Oklahoma) | 1,494.72 mi (2,405.52 km) |
| Waltham to Yulee (Florida) | 992.45 mi (1,597.19 km) |
| Waltham to Yuma (Arizona) | 2,439.93 mi (3,926.68 km) |
| Waltham to Zachary (Louisiana) | 1,365.24 mi (2,197.15 km) |
