There are
1,020 mi
from Tustin, CA to Broomfield, CO
That's the driving distance. It would take 17 hours 57 mins to go from Tustin, California to Broomfield, Colorado.
The flight distance (direct flight from Tustin, CA to Broomfield, CO) is 822.36 mi.
1,020 mi = 1,641.90 kms