There are 413.61 miles from Houston to Oklahoma City in northwest direction and 444.32 miles (715.06 kilometers) by car, following the I-45 route.
Houston and Oklahoma City are 7 hours 2 mins far apart, if you drive non-stop.
This is the fastest route from Houston, TX to Oklahoma City, OK. The halfway point is .
Houston, TX and Oklahoma City, OK are in the same time zone (CDT). Current time in both locations is 2:01 am.
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