Miles between Grand Prairie, TX and Hermiston, OR

There are
1,830 mi
from Grand Prairie, TX to Hermiston, OR

That's the driving distance. It would take 1 day 8 hours to go from Grand Prairie, Texas to Hermiston, Oregon.

The flight distance (direct flight from Grand Prairie, TX to Hermiston, OR) is 1,487.75 mi.

1,830 mi = 1.61 kms