There are 2,336.58 miles from Seattle to Allentown in east direction and 2,825.95 miles (4,547.93 kilometers) by car, following the I-90 and US-14 route.
Seattle and Allentown are 1 day 13 hours far apart, if you drive non-stop.
This is the fastest route from Seattle, WA to Allentown, PA. The halfway point is .
Please note the time difference between Seattle, WA and Allentown, PA is 3 hours. The current time in Seattle is 3:26 pm and the current time in Allentown is 6:26 pm.
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