The calculated distance (air line) between Micheldorf in Oberösterreich and Geidorf is approximately 82 miles respectively 132 kilometers.
By car or train, the actual journey to Geidorf is certainly longer, as only the direct route (as the crow flies) between Micheldorf in Oberösterreich and Geidorf has been calculated here.
Air line (approximately)
132 kilometers
71 nautical miles