There are
2,050 mi
from Rosenberg, TX to Pendleton, OR
That's the driving distance. It would take 1 day 12 hours to go from Rosenberg, Texas to Pendleton, Oregon.
The flight distance (direct flight from Rosenberg, TX to Pendleton, OR) is 1,668.69 mi.
2,050 mi = 3,299.92 kms