Chicago to San Francisco: cheap return flights for $159 including taxes

If you plan a trip to northern California here is the offer from United Airlines for return tickets from Chicago to San Francisco which you can now get for only $159 including all taxes

Travel dates:
April 2016
Booking:

Visit -> Cheapoair.com here and adjust your travel dates

Sample reservation:

Price includes all taxes

Car Rental:

Search and compare car rental rates and availability of the major rental companies at Rentalcars.com HERE

Accommodation:

Booking.com