There are
1,411 mi
from West Covina, CA to Grapevine, TX
That's the driving distance. It would take 1 day to go from West Covina, California to Grapevine, Texas.
The flight distance (direct flight from West Covina, CA to Grapevine, TX) is 1,202.37 mi.
1,411 mi = 1.61 kms