There are
1,701 mi
from San Mateo, CA to Denison, TX
That's the driving distance. It would take 1 day 6 hours to go from San Mateo, California to Denison, Texas.
The flight distance (direct flight from San Mateo, CA to Denison, TX) is 1,466.66 mi.
1,701 mi = 2,737.86 kms