There are
1,805 mi
from Rancho Cucamonga, CA to Swansea, IL
That's the driving distance. It would take 1 day 7 hours to go from Rancho Cucamonga, California to Swansea, Illinois.
The flight distance (direct flight from Rancho Cucamonga, CA to Swansea, IL) is 1,560.69 mi.
1,805 mi = 1.61 kms