There are
1,268 mi
from Longmont, CO to Saratoga, CA
That's the driving distance. It would take 21 hours 53 mins to go from Longmont, Colorado to Saratoga, California.
The flight distance (direct flight from Longmont, CO to Saratoga, CA) is 932.47 mi.
1,268 mi = 1.61 kms