The calculated distance (air line) between Zürich (Kreis 11) / Seebach and Köniz is approximately 63 miles respectively 102 kilometers.
By car or train, the actual journey to Köniz is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 11) / Seebach and Köniz has been calculated here.
Air line (approximately)
102 kilometers
55 nautical miles