The calculated distance (air line) between Biel/Bienne and Zürich (Kreis 3) is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Zürich (Kreis 3) is certainly longer, as only the direct route (as the crow flies) between Biel/Bienne and Zürich (Kreis 3) has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles