Originally Posted by
GoingAway
Since traffic patterns can vary greatly based on time of travel -- 7 am can be different from 8 am which is different than 8:30, etc - you should identify around what time you travel in the morning.
I have been in as early as 5:45am and as late as 9am. Traffic going towards Reston in the am is minimal even at what would be considered peak times. I have noticed a big difference in the other direction, though.