Miles between San Jose, CA and Duncan, OK

There are
1,574 mi
from San Jose, CA to Duncan, OK

That's the driving distance. It would take 1 day 4 hours to go from San Jose, California to Duncan, Oklahoma.

The flight distance (direct flight from San Jose, CA to Duncan, OK) is 1,349.94 mi.

1,574 mi = 1.61 kms