There are
1,801 mi
from Rialto, CA to Swansea, IL
That's the driving distance. It would take 1 day 7 hours to go from Rialto, California to Swansea, Illinois.
The flight distance (direct flight from Rialto, CA to Swansea, IL) is 1,548.65 mi.
1,801 mi = 1.61 kms