The calculated distance (air line) between Timmendorfer Strand and Heiligenhafen is approximately 27 miles respectively 44 kilometers.
By car or train, the actual journey to Heiligenhafen is certainly longer, as only the direct route (as the crow flies) between Timmendorfer Strand and Heiligenhafen has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles