There are
2,107 mi
from Sunnyvale, CA to Swansea, IL
That's the driving distance. It would take 1 day 12 hours to go from Sunnyvale, California to Swansea, Illinois.
The flight distance (direct flight from Sunnyvale, CA to Swansea, IL) is 1,739.01 mi.
2,107 mi = 3.22 kms