The calculated distance (air line) between Zürich (Kreis 12) / Schwamendingen-Mitte and Bulle is approximately 90 miles respectively 145 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 12) / Schwamendingen-Mitte and Bulle has been calculated here.
Air line (approximately)
145 kilometers
78 nautical miles