There are
1,185 mi
from Seattle, WA to Rancho Santa Margarita, CA

That's the driving distance. It would take 22 hours 22 mins to go from Seattle, Washington to Rancho Santa Margarita, California.

The flight distance (direct flight from Seattle, WA to Rancho Santa Margarita, CA) is 995.77 mi.

1,185 mi = 1.61 kms