The calculated distance (air line) between Dārzciems and Daugavpils is approximately 111 miles respectively 178 kilometers.
By car or train, the actual journey to Daugavpils is certainly longer, as only the direct route (as the crow flies) between Dārzciems and Daugavpils has been calculated here.
Air line (approximately)
178 kilometers
96 nautical miles