Miles between St Louis, MO and Hermiston, OR

There are
1,865 mi
from St Louis, MO to Hermiston, OR

That's the driving distance. It would take 1 day 8 hours to go from St Louis, Missouri to Hermiston, Oregon.

The flight distance (direct flight from St Louis, MO to Hermiston, OR) is 1,559.20 mi.

1,865 mi = 1.61 kms