There are
1,046 mi
from Tamarac, FL to Gaithersburg, MD
That's the driving distance. It would take 19 hours 15 mins to go from Tamarac, Florida to Gaithersburg, Maryland.
The flight distance (direct flight from Tamarac, FL to Gaithersburg, MD) is 910.67 mi.
1,046 mi = 1,682.76 kms