The calculated distance (air line) between Zürich (Kreis 10) / Höngg and Bulle is approximately 87 miles respectively 140 kilometers.
By car or train, the actual journey to Bulle is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 10) / Höngg and Bulle has been calculated here.
Air line (approximately)
140 kilometers
75 nautical miles