Purpose-One of the biggest challenges hotels operations may face is to renovate it's facilities with required and expected standards, without losing business. Hotels renovation is necessary for sustainable success, increase of market share, improvement of overall performance, and strengthening of the hotel's brand name. Despite the fact of importance, the renovation effect on the success of the hotel and its performance, a few research discussed this issue and its effect on the occupancy percentage of the hotel and demonstrate the advantage to customer relationship with the hotel. This paper aims to investigate and explore the most influential causes of delays in hotel renovations in Egypt and classify their impacts on time and cost.The data was collected through a questionnaire addressed to the hotels' customers and a semi-structured interview addressed to the experts and designers in the hospitality field. A sample of four and five stars resorts in Red Sea, Egypt.