The calculated distance (air line) between Uster / Kirch-Uster and Vernier is approximately 147 miles respectively 237 kilometers.
By car or train, the actual journey to Vernier is certainly longer, as only the direct route (as the crow flies) between Uster / Kirch-Uster and Vernier has been calculated here.
Air line (approximately)
237 kilometers
128 nautical miles