Miles between Boulder, CO and Merriam, KS

There are
622 mi
from Boulder, CO to Merriam, KS

That's the driving distance. It would take 10 hours 36 mins to go from Boulder, Colorado to Merriam, Kansas.

The flight distance (direct flight from Boulder, CO to Merriam, KS) is 567.57 mi.

622 mi = 1,000.25 kms