Miles between Centennial, CO and St Helens, OR

There are
1,285 mi
from Centennial, CO to St Helens, OR

That's the driving distance. It would take 22 hours 25 mins to go from Centennial, Colorado to St Helens, Oregon.

The flight distance (direct flight from Centennial, CO to St Helens, OR) is 1,005.69 mi.

1,285 mi = 1.61 kms