There are
1,684 mi
from Omaha, NE to St Helens, OR
That's the driving distance. It would take 1 day 4 hours to go from Omaha, Nebraska to St Helens, Oregon.
The flight distance (direct flight from Omaha, NE to St Helens, OR) is 1,373.06 mi.
1,684 mi = 1.61 kms