There are
1,973 mi
from Chatham, IL to Oxnard, CA
That's the driving distance. It would take 1 day 10 hours to go from Chatham, Illinois to Oxnard, California.
The flight distance (direct flight from Chatham, IL to Oxnard, CA) is 1,663.04 mi.
1,973 mi = 3,175.10 kms