Miles between Fort Smith, AR and Gaithersburg, MD

There are
1,171 mi
from Fort Smith, AR to Gaithersburg, MD

That's the driving distance. It would take 21 hours 8 mins to go from Fort Smith, Arkansas to Gaithersburg, Maryland.

The flight distance (direct flight from Fort Smith, AR to Gaithersburg, MD) is 978.91 mi.

1,171 mi = 1.61 kms