Miles between Longmont, CO and The Dalles, OR

There are
1,136 mi
from Longmont, CO to The Dalles, OR

That's the driving distance. It would take 19 hours 20 mins to go from Longmont, Colorado to The Dalles, Oregon.

The flight distance (direct flight from Longmont, CO to The Dalles, OR) is 894.08 mi.

1,136 mi = 1.61 kms