There are
1,637 mi
from Palo Alto, CA to Shawnee, OK
That's the driving distance. It would take 1 day 4 hours to go from Palo Alto, California to Shawnee, Oklahoma.
The flight distance (direct flight from Palo Alto, CA to Shawnee, OK) is 1,406.07 mi.
1,637 mi = 2,634.99 kms