The calculated distance (air line) between Zürich (Kreis 12) / Saatlen and Bulle is approximately 90 miles respectively 144 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) / Saatlen and Bulle has been calculated here.
Air line (approximately)
144 kilometers
78 nautical miles