The calculated distance (air line) between Marsa Alam and Al Quşayr is approximately 82 miles respectively 131 kilometers.
By car or train, the actual journey to Al Quşayr is certainly longer, as only the direct route (as the crow flies) between Marsa Alam and Al Quşayr has been calculated here.
Air line (approximately)
131 kilometers
71 nautical miles