There are 2,336.58 miles from Seattle to Allentown in east direction and 2,826 miles (4,548.01 kilometers) by car, following the I-90 and US-14 route.
Seattle and Allentown are 2 days 1 hour far apart, if you drive non-stop.
This is the fastest route from Seattle, WA to Allentown, PA. The halfway point is Kimball, SD.
Please note the time difference between Seattle, WA and Allentown, PA is 3 hours. The current time in Seattle is 9:22 pm (Nov 23) and the current time in Allentown is 12:22 am (Nov 24).
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