There are
1,657 mi
from Garland, TX to South Lake Tahoe, CA
That's the driving distance. It would take 1 day 6 hours to go from Garland, Texas to South Lake Tahoe, California.
The flight distance (direct flight from Garland, TX to South Lake Tahoe, CA) is 1,366.38 mi.
1,657 mi = 2,666.35 kms