There are 1,357.33 miles from Lamar to Washington Dulles International Airport (IAD) in east direction and 1,582 miles (2,545.98 kilometers) by car, following the I-70 and US-40 E route.
Lamar and IAD Airport are 23 hours 43 mins far apart, if you drive non-stop .
This is the fastest route from Lamar, CO to IAD Airport. The halfway point is Troy, IL.
Please note the time difference between Lamar, CO and IAD Airport is 2 hours. The current time in Lamar is 7:43 am and the current time in IAD Airport is 9:43 am.
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