| Herndon to Worthington (Ohio) | 310.08 mi (499.03 km) |
| Herndon to Wright (Florida) | 788.60 mi (1,269.13 km) |
| Herndon to Wyandanch (New York) | 246.24 mi (396.29 km) |
| Herndon to Wyandotte (Michigan) | 376.39 mi (605.74 km) |
| Herndon to Wylie (Texas) | 1,142.38 mi (1,838.49 km) |
| Herndon to Wyndham (Virginia) | 89.11 mi (143.41 km) |
| Herndon to Wyoming (Michigan) | 511.50 mi (823.17 km) |
| Herndon to Wyomissing (Pennsylvania) | 120.54 mi (193.99 km) |
| Herndon to Xenia (Ohio) | 353.69 mi (569.21 km) |
| Herndon to Yakima (Washington) | 2,221.81 mi (3,575.65 km) |
| Herndon to Yankton (South Dakota) | 1,076.02 mi (1,731.69 km) |
| Herndon to Yauco (Puerto Rico) | 1,578.58 mi (2,540.48 km) |
| Herndon to Yazoo City (Mississippi) | 840.77 mi (1,353.08 km) |
| Herndon to Yeadon (Pennsylvania) | 131.85 mi (212.19 km) |
| Herndon to Yelm (Washington) | 2,318.89 mi (3,731.89 km) |
