There are 606.29 miles from Decatur to Washington Dulles International Airport (IAD) in northeast direction and 708 miles (1,139.42 kilometers) by car, following the I-81 N route.
Decatur and IAD Airport are 10 hours 55 mins far apart, if you drive non-stop .
This is the fastest route from Decatur, AL to IAD Airport. The halfway point is Abingdon, VA.
Please note the time difference between Decatur, AL and IAD Airport is 1 hour. The current time in Decatur is 4:35 am and the current time in IAD Airport is 5:35 am.
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