Miles between Katy, TX and Frederick, MD

There are
1,423 mi
from Katy, TX to Frederick, MD

That's the driving distance. It would take 1 day 2 hours to go from Katy, Texas to Frederick, Maryland.

The flight distance (direct flight from Katy, TX to Frederick, MD) is 1,236.92 mi.

1,423 mi = 2,290.28 kms