There are
1,439 mi
from Mesquite, TX to Mission Viejo, CA
That's the driving distance. It would take 1 day to go from Mesquite, Texas to Mission Viejo, California.
The flight distance (direct flight from Mesquite, TX to Mission Viejo, CA) is 1,217.81 mi.
1,439 mi = 1.61 kms