Miles between Decatur, IL and Quincy, IL

There are
150 mi
from Decatur, IL to Quincy, IL

That's the driving distance. It would take 2 hours 53 mins to go from Decatur, Illinois to Quincy, Illinois.

The flight distance (direct flight from Decatur, IL to Quincy, IL) is 130.32 mi.

150 mi = 241.24 kms