The calculated distance (air line) between Biel/Bienne and Zürich (Kreis 10) is approximately 62 miles respectively 99 kilometers.
By car or train, the actual journey to Zürich (Kreis 10) is certainly longer, as only the direct route (as the crow flies) between Biel/Bienne and Zürich (Kreis 10) has been calculated here.
Air line (approximately)
99 kilometers
54 nautical miles