Using public transport, you can arrive at the train station of Biel / Bienne and from there you have the following possibilities:
by bus:

or on foot:

You can also park at the “Altstadt” Parking – fee is CHF 26.– per day or else at one of the blue zones and buy a parking permit for the day through the “Parkingpay-App”
We would naturally suggest that you use public transport and there are a number of buses which run every four minutes and the journey lasts between 7 and 10 minutes. You can choose from 1, 2, 5, 6, and 7.
Should you have any problems, do not hesitate to contact us.