There are
2,119 mi
from Gaithersburg, MD to Pocatello, ID
That's the driving distance. It would take 1 day 13 hours to go from Gaithersburg, Maryland to Pocatello, Idaho.
The flight distance (direct flight from Gaithersburg, MD to Pocatello, ID) is 1,841.95 mi.
2,119 mi = 3,409.61 kms