There are
1,129 mi
from Tucson, AZ to Eureka, CA
That's the driving distance. It would take 21 hours 5 mins to go from Tucson, Arizona to Eureka, California.
The flight distance (direct flight from Tucson, AZ to Eureka, CA) is 942.54 mi.
1,129 mi = 1,817.19 kms