There are
1,868 mi
from The Dalles, OR to Chickasha, OK
That's the driving distance. It would take 1 day 7 hours to go from The Dalles, Oregon to Chickasha, Oklahoma.
The flight distance (direct flight from The Dalles, OR to Chickasha, OK) is 1,416.86 mi.
1,868 mi = 3,006.36 kms