Miles between Upland, CA and Sammamish, WA

There are
1,179 mi
from Upland, CA to Sammamish, WA

That's the driving distance. It would take 22 hours 24 mins to go from Upland, California to Sammamish, Washington.

The flight distance (direct flight from Upland, CA to Sammamish, WA) is 963.62 mi.

1,179 mi = 1.61 kms