How much is a Dolmabahce Palace ticket?
Dolmabahçe Palace has two different parts to visit like Topkapi Palace.
Ticket for Selamlık; 15TL
Ticket for Harem; 10 TL
Also you can get a general ticket to visit both parts for 20 TL.
You can visit Dolmabahçe Palace from 8.30 to 16.30.
Istanbul Travel Tip; Museums are closed on Mondays and Sundays.
You may like to check this; how to go Dolmabahçe Palace