Miles between Troy, OH and Algonquin, IL

There are
312 mi
from Troy, OH to Algonquin, IL

That's the driving distance. It would take 6 hours 42 mins to go from Troy, Ohio to Algonquin, Illinois.

The flight distance (direct flight from Troy, OH to Algonquin, IL) is 258.69 mi.

312 mi = 502.39 kms