Ticket prices vary by day and location. You can find this information by visiting the theatre information page:
Search by your City and click Find Theatres.
You will find a link for "Theatre Info & Prices", when you click you will be taken to the theatre's page:
Admission Prices can be searched by date, you will just need to find the day you wish to attend. Please note that dates are only available if showtimes are available for that day.