There are
1,018 mi
from Lakewood, CO to Deerfield, IL
That's the driving distance. It would take 18 hours 4 mins to go from Lakewood, Colorado to Deerfield, Illinois.
The flight distance (direct flight from Lakewood, CO to Deerfield, IL) is 913.99 mi.
1,018 mi = 1,638.53 kms