There are
3,767 mi
from Anchorage, AK to Centralia, IL
That's the driving distance. It would take 3 days 3 hours to go from Anchorage, Alaska to Centralia, Illinois.
The flight distance (direct flight from Anchorage, AK to Centralia, IL) is 2,979.65 mi.
3,767 mi = 4.83 kms