2 hours.
www.mapquest.com
The distance between Irvine, CA, and San Francisco, CA, is 426 miles. The approximate driving time is 6 hours and 42 minutes.
About 8 hours.
The driving distance between San Francisco, CA and Monterey, CA is 119 miles. The driving time would be approximately 2 hours if driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
Google Maps estimates the driving time as 6 hours and 25 minutes.
approx 12 hours
The driving distance between San Francisco, CA and Houston, TX is 1928 miles. The driving time would be approximately 30 hours driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
The driving distance between San Francisco, CA and Ashland, OR is 350 miles. The driving time would be approximately 5 hours 30 minutes if driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
The driving distance between San Francisco, CA and Surprise, AZ is 755 miles. The driving time would be approximately 12 hours if driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
The driving distance between San Francisco, CA and Eureka, CA is 272 miles. The driving time would be approximately 5 hours if driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
Google Maps estimates the driving time as 13 hours and 14 minutes.
Google Maps estimates the driving time as 5 hours and 41 minutes.