The calculated distance (air line) between Bulle and Zürich (Kreis 6) is approximately 88 miles respectively 142 kilometers.
By car or train, the actual journey to Zürich (Kreis 6) is certainly longer, as only the direct route (as the crow flies) between Bulle and Zürich (Kreis 6) has been calculated here.
Air line (approximately)
142 kilometers
77 nautical miles