The driving time from seattle wa to Santa Rosa CA via US-101, Astoria, Portland, Mendocino is 31 hours 56 minutes by road. You can also find other options to travel from seattle wa to Santa Rosa CA via US-101, Astoria, Portland, Mendocino like bus, subway, tram, train and rail. To know the travel distances while planning a journey, find the
Distance from seattle wa to Santa Rosa CA via US-101, Astoria, Portland, Mendocino!