There are 636.62 miles from Oakley to Sumner in north direction and 769 miles (1,237.59 kilometers) by car, following the I-5 route.
Oakley and Sumner are 15 hours 3 mins far apart, if you drive non-stop .
This is the fastest route from Oakley, CA to Sumner, WA.
Oakley, CA and Sumner, WA are in the same time zone (PDT). Current time in both locations is 10:59 pm.
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