There are
2,086 mi
from Bellevue, WA to Cahokia, IL
That's the driving distance. It would take 1 day 12 hours to go from Bellevue, Washington to Cahokia, Illinois.
The flight distance (direct flight from Bellevue, WA to Cahokia, IL) is 1,716.75 mi.
2,086 mi = 3.22 kms