There are
1,939 mi
from Sunnyvale, CA to Cedar Falls, IA
That's the driving distance. It would take 1 day 9 hours to go from Sunnyvale, California to Cedar Falls, Iowa.
The flight distance (direct flight from Sunnyvale, CA to Cedar Falls, IA) is 1,598.71 mi.
1,939 mi = 1.61 kms