There are 708.74 miles from Saint Louis to Washington in east direction and 810 miles (1,303.57 kilometers) by car, following the I-70 route.
Saint Louis and Washington are 15 hours 36 mins far apart, if you drive non-stop.
This is the fastest route from Saint Louis, MO to Washington, DC. The halfway point is Summerford, OH.
Please note the time difference between Saint Louis, MO and Washington, DC is 1 hour. The current time in Saint Louis is 10:27 pm and the current time in Washington is 11:27 pm.
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