There are
1,244 mi
from Longmont, CO to Burlingame, CA
That's the driving distance. It would take 21 hours 25 mins to go from Longmont, Colorado to Burlingame, California.
The flight distance (direct flight from Longmont, CO to Burlingame, CA) is 944.03 mi.
1,244 mi = 1.61 kms