There are 137.54 miles from Seattle–Tacoma International Airport (SEA) to Dallesport in southeast direction and 240 miles (386.24 kilometers) by car, following the I-5 S route.
SEA Airport and Dallesport are 3 hours 59 mins far apart, if you drive non-stop .
This is the fastest route from SEA Airport to Dallesport, WA. The halfway point is Kalama, WA.
SEA Airport and Dallesport, WA are in the same time zone (PDT). Current time in both locations is 9:51 pm.
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