Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Abu Dhabi to Changsha as you normally would.
The cheapest flight price from Abu Dhabi to Changsha is AED 3,951. On average you can expect to pay AED 3,951. The most popular route, (Abu Dhabi Intl - Changsha Huanghua Intl), can usually be booked for AED 7,789.