There are 674.24 miles from Collinsville to Washington Dulles International Airport (IAD) in east direction and 814 miles (1,310.01 kilometers) by car, following the I-70 route.
Collinsville and IAD Airport are 12 hours 24 mins far apart, if you drive non-stop .
This is the fastest route from Collinsville, IL to IAD Airport. The halfway point is West Jefferson, OH.
Please note the time difference between Collinsville, IL and IAD Airport is 1 hour. The current time in Collinsville is 12:48 am and the current time in IAD Airport is 1:48 am.
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