Miles between Ames, IA and Marion, OH

There are
620 mi
from Ames, IA to Marion, OH

That's the driving distance. It would take 12 hours 12 mins to go from Ames, Iowa to Marion, Ohio.

The flight distance (direct flight from Ames, IA to Marion, OH) is 553.40 mi.

620 mi = 998.47 kms