Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kuala Lumpur International to Dahab as you normally would.
Kuala Lumpur International will have greater rainfall in 0 compared to Sharm El Sheikh over the next 19 days.
Expect the weather to be around 37 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Sharm El Sheikh is generally hotter than in Kuala Lumpur International.