There are 68.33 miles from Portland to Seaside in northwest direction and 79 miles (127.14 kilometers) by car, following the US-26 route.
Portland and Seaside are 1 hour 49 mins far apart, if you drive non-stop.
This is the fastest route from Portland, OR to Seaside, OR. The halfway point is Timber, OR.
Portland, OR and Seaside, OR are in the same time zone (PDT). Current time in both locations is 3:55 pm.
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