How much does a child need? The NIH says the RDA of riboflavin for infants and children is 0.3 mg for 0-6 months old; 0.4 mg for 7-12 months old; 0.5 mg for 1-3 years old; 0.6 mg for 4-8 years old; and 0.9 mg for 9-13 years old.
The distance between Stafford and Boston in a straight line is 428 miles or 688.65 Kilometers. 1  Driving Directions & Drive Times from Stafford to Boston can be found further down the page. Driving distances, maps and journey times are currently provided by Google mapping systems.
The total driving time is 9 hours, 21 minutes. Your trip begins in the state of Virginia. It ends in Boston, Massachusetts. If you're planning a road trip, you might be interested in seeing the total driving distance from Virginia to Boston, MA.