Which airports does United Airlines fly between Chicago and San Francisco?
For flights between Chicago and San Francisco, United Airlines operates from the following airport routes: O hare International Airport (ORD) to San Francisco Intl Airport (SFO)
What do United Airlines flights from Chicago to San Francisco cost?
One of United Airlines cheapest prices for a Chicago to San Francisco flight we have right now is $176.
On average though, flights with United Airlines cost $175.97 for the route Chicago to San Francisco, but it mostly depends on the season and how far in advance you book your tickets.