There are
2,626 mi
from Irvine, CA to Martinsburg, WV
That's the driving distance. It would take 1 day 22 hours to go from Irvine, California to Martinsburg, West Virginia.
The flight distance (direct flight from Irvine, CA to Martinsburg, WV) is 2,227.48 mi.
2,626 mi = 4,226.50 kms