There are
1,673 mi
from Hereford, TX to Gresham, OR
That's the driving distance. It would take 1 day 5 hours to go from Hereford, Texas to Gresham, Oregon.
The flight distance (direct flight from Hereford, TX to Gresham, OR) is 1,284.15 mi.
1,673 mi = 2,692.72 kms