This hotel is the best place to stay that is closest to the Istanbul Airport. It has nice, clean, and comfortable rooms.
The staff is wonderful and attentive. The breakfast that is included with your stay, is very good and plentiful. Although there is no shuttle to the airport from this hotel, the reception personnel can call a taxi for you and the cost to the airport is about 10 Euros or less. Note: although this is the closest hotel to the airport, it is still a 15 minute ride to it. FYI, most of the flight crews stay here.