Miles between Dubuque, IA and Maryland Heights, MO

There are
350 mi
from Dubuque, IA to Maryland Heights, MO

That's the driving distance. It would take 6 hours 32 mins to go from Dubuque, Iowa to Maryland Heights, Missouri.

The flight distance (direct flight from Dubuque, IA to Maryland Heights, MO) is 261.98 mi.

350 mi = 562.80 kms