There are
2,186 mi
from Pasadena, TX to The Dalles, OR
That's the driving distance. It would take 1 day 14 hours to go from Pasadena, Texas to The Dalles, Oregon.
The flight distance (direct flight from Pasadena, TX to The Dalles, OR) is 1,782.37 mi.
2,186 mi = 3.22 kms