The flight distance is 2,310 miles.
2,290 air miles (Seattle Tacoma Intl Arpt, Seattle, WA (SEA) to Harrisburg Intl, Harrisburg, PA (MDT).
It is 1,821 miles according to Google Maps.
The total distance from Philadelphia, PA to Seattle, WA is 2,379 miles ( 3,829 kilometers )
5 miles away.....
It is 2,509.65 miles according to MapQuest.
239 miles
26 miles
42.1 miles.
40 miles
84 miles
84 miles
57 miles