The calculated distance (air line) between Dayrah and Ras Al Khaimah is approximately 54 miles respectively 86 kilometers.
By car or train, the actual journey to Ras Al Khaimah is certainly longer, as only the direct route (as the crow flies) between Dayrah and Ras Al Khaimah has been calculated here.
Air line (approximately)
86 kilometers
47 nautical miles