There are
1,656 mi
from Redwood City, CA to Stephenville, TX
That's the driving distance. It would take 1 day 5 hours to go from Redwood City, California to Stephenville, Texas.
The flight distance (direct flight from Redwood City, CA to Stephenville, TX) is 1,406.08 mi.
1,656 mi = 2,664.76 kms