There are
1,808 mi
from Upland, CA to Swansea, IL
That's the driving distance. It would take 1 day 7 hours to go from Upland, California to Swansea, Illinois.
The flight distance (direct flight from Upland, CA to Swansea, IL) is 1,563.86 mi.
1,808 mi = 1.61 kms