There are
1,800 mi
from Fontana, CA to Swansea, IL
That's the driving distance. It would take 1 day 7 hours to go from Fontana, California to Swansea, Illinois.
The flight distance (direct flight from Fontana, CA to Swansea, IL) is 1,552.49 mi.
1,800 mi = 1.61 kms