The calculated distance (air line) between Wentorf bei Hamburg and Oststeinbek is approximately 4 miles respectively 7 kilometers.
By car or train, the actual journey to Oststeinbek is certainly longer, as only the direct route (as the crow flies) between Wentorf bei Hamburg and Oststeinbek has been calculated here.
Air line (approximately)
7 kilometers
4 nautical miles