Your flight from San Francisco to Chicago should take about 7 hrs 15 mins. We've gone through all five of the weekly flights to or via Chicago, operated by one airlines, to help you compare flight prices and times.
Or, if you're fairly flexible on dates, try to get a last minute-deal by regularly checking the Netflights website.
If you're not sure who to fly with from San Francisco, you might like to know that Alaska Airlines is the most popular airline for this route.
If you can’t find flights that suit you, consider flying to another part of the USA.