There are 2,366.65 miles from Discovery Bay to Washington Dulles International Airport (IAD) in east direction and 2,790 miles (4,490.07 kilometers) by car, following the I-80 E route.
Discovery Bay and IAD Airport are 1 day 16 hours far apart, if you drive non-stop.
This is the fastest route from Discovery Bay, CA to IAD Airport. The halfway point is Cozad, NE.
Please note the time difference between Discovery Bay, CA and IAD Airport is 3 hours. The current time in Discovery Bay is 12:34 pm and the current time in IAD Airport is 3:34 pm.
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